Discover the full range of FOX ESS hybrid inverters and battery packs, available for supply only or with professional installation. Whether you’re looking for a simple supply package or a complete installed solution, we provide flexible options to suit both residential and commercial projects.
For a bespoke quote, please complete our quote form,
To view our installed battery packages please visit our collection here
T: 020 7052 3472
Installed Fox 3.7/5/6kW Hybrids | EP6/12 IP65 battery Options | Floor/Wall Mounted | Outdoor | Heating Element | Built In Fire Suppressant |Ave £259/kW
from £3,431.00 + VAT
Fully Installed Fox Hybrid Inverter Kits with EP6/EP12 Outdoor Battery Storage Options
To view our full range of installed battery storage packages visit our collection page here
To request a bespoke quote please complete our quotes form
Nationwide Solar & Battery Installations Across the UK
We provide professional solar and battery storage installations nationwide across most areas of the UK. Every system is fully certified and installed by qualified engineers, giving you peace of mind and long-term reliability.
#5: INSTALLED-FOX-EP6/12-IP65 Storage Systems - Hybrid Inverter
FOX EP12 Data Sheet
FOX EP12 User Manual
FOX EP6 Data Sheet
FOX EP6 User Manual
Fox K Series Hybrid Datasheet
Please view our battery storage information page for sizing and selecting the right battery storage system for you.
Fox ESS collection page for further information and documents
Our Fox hybrid inverter kits feature 3.7–6kWh hybrid inverters paired with EP6 or EP12 IP65-rated battery storage, suitable for outdoor installation and equipped with a heating element for cold weather operation. These kits allow charging from both solar panels and the electrical grid, offering a flexible, high-performance energy storage solution for UK homes and businesses.
⚠️ Note: EP series batteries are only compatible with the same model/size.
EP Series Battery Features
High-performance, scalable energy storage for a variety of applications
Supports 90% depth of discharge (DoD) for maximum usable energy
Scalable up to 4 batteries to increase system capacity
Floor or wall mounting – compact and easy to install
IP65-rated for reliable outdoor use
High voltage and high efficiency for optimal energy management
Integrated heating element for low-temperature environments
Backed by a 10-year warranty
EP5 Battery Specifications
Weight: 60kg
Nominal Energy: 5,76Wh
Nominal Voltage: 192V
Maximum Charge/Discharge Current: 27A
Dimensions: 380 x 640 x 184 mm (W x H x D)
EP11 Battery Specifications
Weight: 110kg
Nominal Energy: 11,52Wh
Depth of Discharge: 90%
Nominal Voltage: 384V
Maximum Charge/Discharge Current: 27A
Recommended Charge Current: 13.5A
Dimensions: 710 x 640 x 185 mm (W x H x D)
Why Choose Fox Hybrid Kits with EP Batteries?
Flexible hybrid charging from solar panels or the grid
Reliable outdoor performance with IP65 rating and heating element
Scalable energy storage – expand capacity to meet growing needs
Compact and easy to install – floor or wall mounting options
Long-term reliability with a 10-year warranty
Installed Fox 7/8kW Hybrids | EP6/12 IP65 battery Options | Floor/Wall Mounted | Outdoor | Heating Element | Built In Fire Suppressant | Ave £265/kW
from £4,692.00 + VAT
Fully Installed Fox Hybrid Inverter Kits with EP6/EP12 Battery Storage Options
To view our full range of installed battery storage packages visit our collection page here
To request a bespoke quote please complete our quotes form
Nationwide Solar & Battery Installations Across the UK
We provide professional solar and battery storage installations nationwide across most areas of the UK. Every system is fully certified and installed by qualified engineers, giving you peace of mind and long-term reliability.
FOX EP12 Data Sheet
FOX EP12 User Manual
FOX EP6 Data Sheet
FOX EP6 User Manual
Fox K Series Hybrid Datasheet
Fox ESS collection page for further information and documents
Fox Hybrid Inverter Kits with EP6/EP12 Battery Storage
Our Fox hybrid inverter kits come with 3.7–6kWh hybrid inverters paired with EP6 or EP12 IP65-rated battery storage, suitable for outdoor installation and equipped with a heating element for cold climates. These kits allow charging from both solar panels and the grid, making them a flexible solution for residential and commercial energy storage applications.
⚠️ Please note: EP series batteries are only compatible with the same model/size.
EP Series Battery Features
High-performance, scalable storage for a wide range of applications
Supports 90% depth of discharge for maximum energy use
Scalable up to 4 batteries for increased capacity
Floor or wall mounting – compact and easy to install
IP65 rating – suitable for outdoor use
High voltage and high efficiency
Integrated heating element for low-temperature environments
10-year warranty for peace of mind
EP6 Battery Specifications
Weight: 56kg
Nominal Energy: 5,760Wh
Nominal Voltage: 192V
Maximum Charge/Discharge Current: 27A
Dimensions: 380 x 640 x 184 mm (W x H x D)
EP11 Battery Specifications
Weight: 110kg
Nominal Energy: 11,57Wh
Depth of Discharge: 90%
Nominal Voltage: 384V
Maximum Charge/Discharge Current: 27A
Recommended Charge Current: 13.5A
Dimensions: 710 x 640 x 185 mm (W x H x D)
Why Choose Fox Hybrid Kits with EP Batteries?
Flexible hybrid charging – from solar panels or the electrical grid
Reliable outdoor performance – IP65-rated and with heating element
Scalable storage – expand capacity to meet growing energy needs
Compact and easy to install – wall or floor mounted
Long-term reliability – backed by 10-year warranty
Installed Fox 9/10/10.5kW Hybrids | EP12 IP65 battery Options | Floor/Wall Mounted | Outdoor | Heating Element | Ave £266/kW
from £4,736.00 + VAT
Fully Installed Fox Hybrid Inverter Kits with EP12 Battery Storage Options
To view our full range of installed battery storage packages visit our collection page here
To request a bespoke quote please complete our quotes form
Nationwide Solar & Battery Installations Across the UK
We provide professional solar and battery storage installations nationwide across most areas of the UK. Every system is fully certified and installed by qualified engineers, giving you peace of mind and long-term reliability.
FOX EP12 Data Sheet
FOX EP12 User Manual
FOX ESS EP12 Installation Guide
FOX Warranty
Please view our battery storage information page for sizing and selecting the right battery storage system for you.
Fox ESS collection page for further information and documents
Fox Hybrid Inverter Kits with EP12 Battery Storage
Our Fox hybrid inverter kits come with 9–10.5kWh hybrid inverters paired with EP12 IP65-rated battery storage, suitable for outdoor installation and equipped with a heating element for cold climates. These kits allow charging from both solar panels and the grid, making them a flexible solution for residential and commercial energy storage applications.
⚠️ Please note: EP series batteries are only compatible with the same model/size.
EP Series Battery Features
High-performance, scalable storage for a wide range of applications
Supports 90% depth of discharge for maximum energy use
Scalable up to 4 batteries for increased capacity
Floor or wall mounting – compact and easy to install
IP65 rating – suitable for outdoor use
High voltage and high efficiency
Integrated heating element for low-temperature environments
10-year warranty for peace of mind
EP11 Battery Specifications
Weight: 100kg
Nominal Energy: 11,52Wh
Depth of Discharge: 90%
Nominal Voltage: 384V
Maximum Charge/Discharge Current: 27A
Recommended Charge Current: 13.5A
Dimensions: 710 x 640 x 185 mm (W x H x D)
Why Choose Fox Hybrid Kits with EP Batteries?
Flexible hybrid charging – from solar panels or the electrical grid
Reliable outdoor performance – IP65-rated and with heating element
Scalable storage – expand capacity to meet growing energy needs
Compact and easy to install – wall or floor mounted
Long-term reliability – backed by 10-year warranty
Fox ESS EP6 Plus | 5.76kWh High Voltage LFP Battery | Built In Fire Suppressant
£1,081.00 + VAT
Fox ESS EP6 Plus 5.76kWh Battery with Heating Element & Fire Suppressant
#2: FE-HV-EP6-H#3: 7429
FOX EP6 Data Sheet
FOX EP6 User Manual
FOX Warranty
(not compatible with EP5)
Scalable Lithium Iron Phosphate Battery for Hybrid & AC Systems - Compact, efficient, and built for UK weather conditions
The Fox ESS EP6 Plus is a high-performance LFP (LiFePO₄) battery designed for high-voltage energy storage systems. With a nominal capacity of 5.76kWh, it’s ideal for homeowners and small commercial users looking to enhance solar energy storage, backup power, or grid independence.
This modular battery can be expanded up to 23.04kWh using up to four units in parallel, connected via the Fox ESS 4-way junction box. Thanks to its built-in self-heating function, the EP6 Plus delivers stable charging and discharging performance even in cold UK climates
Key Features
5.76kWh nominal energy capacity
Expandable to 23.04kWh (up to 4 batteries per inverter port)
Self-heating technology for operation in low temperatures
>95% round-trip efficiency
Compact and IP65-rated for indoor or outdoor installation
Compatible with all Fox ESS hybrid and AC inverters
10-Year Manufacturer Warranty
Technical Specifications
Battery Type: LFP (LiFePO₄)
Nominal Energy: 5.76kWh
Operating Voltage: 174V – 213V
Max Charge Current: 30 A
Max Discharge Current: 30 A
Depth of Discharge: 90%
Round-Trip Efficiency: >95%
Scalability: Max 4 units in parallel
Weight: 51kg
Dimensions: 380 x 640 x 185mm
IP Rating: IP65
Operating Temp: -25°C to 55°C
Inverter Compatibility - Works Seamlessly With:
Fox ESS 1-Phase Hybrid Inverters
Fox ESS 3-Phase Hybrid Inverters
Fox ESS AC-Coupled Inverters
Combine the EP6 Plus with any compatible Fox ESS inverter for a high-efficiency, smart energy system tailored to your power needs.
Ideal For:
UK homes with solar PV systems
Energy storage in cold climates
EV charger support
Backup power and off-grid setups
Small commercial solar systems
What’s in the Box?
1x Fox ESS EP6 Plus Battery (5.76kWh)
Installation & user manuals
Mounting hardware (if required)
Warranty registration documents
Why Choose the Fox ESS EP6 Plus?
With its compact design, expandable capacity, and cold-weather resilience, the EP6 Plus is a flexible and future-proof energy storage solution. Its compatibility with the full Fox ESS inverter range makes it a great choice for new installations or system upgrades.
Fox ESS EP12 Plus | 11.52kWh High Voltage LFP Battery | Built In Fire Suppressant
£2,024.00 + VAT
Fox ESS EP12 Plus 11.52kWh Battery with Heating Element & Fire Suppressant
#3: 7430 #2: FE-HV-EP12-H
FOX EP12 Data Sheet
FOX EP12 User Manual
FOX ESS EP12 Installation Guide
FOX Warranty
(not compatible with EP11)
Future-proof your energy storage with the Fox ESS EP12 Plus – a durable, high-performance LFP battery designed for residential and commercial energy systems.
Scalable Lithium Iron Phosphate Battery for Hybrid & AC Systems
The Fox ESS EP12 Plus is a high-voltage lithium iron phosphate (LFP) battery with a nominal capacity of 11.52kWh. Designed for long-lasting, scalable energy storage, it can be expanded up to 46.08kWh (per inverter port) using the Fox ESS 4-way junction box.
With built-in self-heating technology, the EP12 Plus ensures optimal performance even in extreme cold. This makes it a perfect choice for UK homes and businesses looking for efficient year-round energy storage.
It integrates seamlessly with Fox ESS’s full range of single-phase (1ph) and three-phase (3ph) hybrid and AC inverters, delivering reliable energy for self-consumption, backup power, or EV charging support.
Key Features
11.52kWh Nominal Capacity
Expandable to 46.08kWh per inverter port (4 units in parallel)
>95% Round-Trip Efficiency
Integrated Self-Heating for low-temperature environments
IP65-Rated – suitable for indoor & outdoor installation
10-Year Manufacturer Warranty
Technical Specifications
Battery Type: LFP (LiFePO₄)
Nominal Energy: 11.52kWh
Operating Voltage: 348V – 438V
Max Charge Current: 30 A
Max Discharge Current: 30 A
Depth of Discharge: 90%
Round-Trip Efficiency: >95%
Scalability: Max 4 units in parallel
Weight: 98kg
Dimensions: 710 x 640 x 185mm
IP Rating: IP65
Operating Temp: -25°C to 55°C
Inverter Compatibility - Works Seamlessly With:
Fox ESS 1-Phase Hybrid Inverters
Fox ESS 3-Phase Hybrid Inverters
Fox ESS AC-Coupled Inverters
Ideal For:
Solar energy storage (on-grid & off-grid)
Residential battery backup systems
Commercial & agricultural energy systems
EV charging energy reserves
Power backup during outages
What’s in the Box?
1x Fox ESS EP12 Plus Battery (11.52kWh)
Installation guide & user manual
Mounting hardware (if applicable)
Warranty & registration documents
Why Choose the EP12 Plus?
The Fox ESS EP12 Plus is engineered for long-term energy independence, high performance, and reliable scalability. Whether you're starting a new solar installation or upgrading an existing setup, it’s a smart investment backed by industry-leading technology and support.
Fox ESS EP5 5.18kWh Battery with Heating Element
£1,180.00 + VAT
Fox ESS EP5 5.18kWh Battery with Heating Element
#2: FE-HV-EP5-H Storage Systems - Li-ion Battery Pack
FOX ESS EP5 Data Sheet
FOX ESS EP5 User Manual
FOX Warranty
FOX Battery Sizing Guide
The EP5 is a high-performance, scalable battery storage system. With maximum flexibility, it is suitable for a wide range of storage applications. With a FE-JUNBOX-HV, additional batteries can be installed in parallel allowing for a maximum storage capacity of 20.8kWh.
Fox EP Series High Voltage Battery – 5.18kWh
The Fox EP Series Battery delivers high-performance energy storage with a compact, easy-to-install design. Featuring 90% Depth of Discharge, high efficiency, and scalability up to 20.8kWh, this battery is ideal for residential and small commercial solar systems.
⚠️ Important: You must register your installation online with Fox to activate the 10-year product warranty. Without registration, the warranty defaults to 5 years.
Note: EP Series batteries are only compatible with the same EP model and size.
Key Features
🔋 5.18kWh usable storage with 90% Depth of Discharge
⚡ Scalable system – expand up to 20.8kWh
🧩 Flexible installation – floor or wall-mounted
💧 IP65-rated – suitable for indoor or outdoor use
🔒 High voltage, high efficiency for reliable performance
📜 10-year warranty (with online registration)
Technical Specifications
Nominal Energy: 5,180 Wh
Nominal Voltage: 192 V
Max. Charge/Discharge Current: 27 A
Depth of Discharge: 90%
Weight: 50.5 kg
Dimensions (W x H x D): 380 × 625 × 147 mm
IP Rating: IP65
✅ Compact, reliable, and scalable – the Fox EP Series Battery is a smart investment for long-term energy independence.
Fox Junction Box for paralleling up to 4 EP Batteries (EP5/6 or EP11/12)
£138.00 + VAT
Fox Junction Box for paralleling up to 4 EP Batteries (EP5/6 or EP11/12)
#2: FE-JUNBOX-HV Storage Systems - Accessory #3: 6021
Fox HV Junction Box Data Sheet
Fox HV Junction Box User Manual
Fox HV Junction Box Quick Install Guide
Fox HV Junction – High Voltage Battery Connector
The Fox HV Junction is a vital accessory for expanding your Fox EP5 or EP11 battery system. It allows safe and reliable parallel connections, making it the perfect solution for scalable high-voltage storage installations.
Key Features
✅ Supports up to 4-way battery parallel connection
✅ Scalable storage – expand your system up to 40kWh
✅ Easy installation – simple plug-and-play setup
✅ Durable protection – IP65 rating for indoor or outdoor use
✅ Lightweight & practical – just 4.5 kg
Why Choose the Fox HV Junction?
Ensures seamless integration with Fox EP5 and EP11 high-voltage batteries
Designed for residential and commercial energy storage systems
Helps future-proof your solar installation with scalable capacity
Built to last with strong housing and weatherproof design
Specifications
Compatible batteries: Fox EP5 & Fox EP11
Max parallel connections: 4
Max system capacity: 40kWh
Protection level: IP65
Weight: 4.5 kg
Ideal For
Homeowners looking to expand existing Fox battery systems
Installers needing a safe, certified junction for multi-battery setups
Businesses scaling up energy storage solutions
🔑 The Fox HV Junction ensures safety, scalability, and simplicity when adding multiple Fox batteries to your high-voltage storage system.
Fox ESS | Evo 5.0 kW + 10.24 kWh | All In One Storage System | Fire Suppressant | IP66 | Heating Elelement | 95% DoD
£3,151.00 + VAT
Fox ESS Evo 5.0 kW + 10.24 kWh Integrated Storage & Inverter System
#2: FE-EVO10-5H
Fox Evo 5.0kW Datasheet
Fox Evo 5.0kW User Manual
Fox Firmware Upgrade
Fox ESS Evo 5.0kW + 10.24kWh Battery Storage System UK
Meet the Fox ESS Evo Series 5.0 kW with 10.24 kWh Li‑ion Battery Pack (EVO10‑5H) — a sleek, all-in-one solar storage and inverter system optimised for residential and light commercial installations in the UK. This integrated hybrid solution offers inverter, battery, and EPS backup features in a compact, weatherproof enclosure.
This all‑in‑one hybrid inverter + battery system has been designed for an indoor or outdoor installation. This integration solution of a powerful inverter, high‑capacity battery, integrated Emergency Power Supply (EPS), and advanced smart monitoring comes in compact and aesthetically pleasing desing.
This product is ideal for homeowners looking to:
Maximise solar self‑consumption
Have built‑in backup power in a grid outage
Deploy a minimalist, weatherproof design
Scale storage later when needed - up to 30.72 kWh
This series is also suitable for light commercial applications where modular expansion is important.
With full UK compatibility (export limiting, CT/meter interaction, DRM/ESTOP), this model is built for the UK solar & storage market.
Key Benefits - Inverter
Maximum Power & Oversizing
5.0 kW inverter output
MPPT & Input Flexibility
2 independent MPPT channels
80 V low start‑up voltage (enhanced early morning / low irradiation performance)
Display & Interface
Built-in LCD display with magnetic cover (for clean aesthetics)
Integrated Wi‑Fi (no external dongle required)
Support for export limitation via CT, meter, DRM0, ESTOP
EPS & Overload Capability
EPS (Emergency Power Supply) mode with up to 200 % overload capability
Parallel mode: up to 3 EVO units in parallel for increased capacity or power
Protection rating: IP66, suitable for outdoor installations
Key Benefits - Battery
Type & Chemistry
Integrated 10.24 kWh LiFePO₄ (LFP) battery
Scalable: up to 30.72 kWh when paralleling multiple units
Performance & Efficiency
Depth of Discharge (DoD): 95 %
High charge/discharge rates: up to 10 kW per unit
High round‑trip efficiency for reduced energy losses
Safety & Environmental Protection
IP66 rated enclosure (dust tight and heavy rain protection)
Integrated battery warm-up (to maintain performance in cold climates)
Built-in fire suppressant system
Technical Specifications: Inverter
Inverter Rating
5.0 kW
PV Oversize Capability
300%
MPPT Inputs
2
On/Off Grid Mode Supported
Start Up Voltage
80 V
Maximum DC Current
20 A / 25 A Imp / Isc
Emergency Power Supply (EPS)
200% capability
Export Limitation
CT / Meter / DRM0 / E‑Stop compatible
Communication
Integrated Wi-Fi (no external dongle required)
Parallel Mode
Up to 3 modules in parallel
Protection / Ingress Rating
IP66
Weight
115 kg
Display / Interface
LCD screen with magnetic protective cover
Technical Specifications: Battery
Battery Type
LiFePO₄ (LFP) integrated
Usable Capacity
10.24 kWh
Maximum Scalable Capacity
30.72 kWh (via parallel modules)
Maximum Charge / Discharge Rate
Up to 10 kW per unit
Depth of Discharge (DoD)
95%
Warm-up / Heating
Integrated battery warm-up system
Fire Safety
Built‑in fire suppressant
Protection Rating
IP66 (sealed for outdoor use)
Round-trip Efficiency
High 95%
Why Choose the Fox ESS Evo 5.0 kW System?
True all-in-one designCombines inverter + battery + emergency power supply (EPS) in one unit. No need for separate components or complex wiring.
Indoor or outdoor installationWith an IP66 rating, the unit is fully protected against dust and powerful water jets — ideal for exposed sites or internal utility rooms.
Scalable capacityStart with 10.24 kWh, then scale up to 30.72 kWh by adding parallel modules — perfect for growing your storage as your energy needs evolve.
Smart export control & grid complianceExport limitation methods (CT/METER/DRM0/ESTOP) and built‑in EPS ensure compliance with UK grid regulations and offer clean, controlled power management.
Integrated connectivity & monitoringBuilt‑in WiFi (no external dongle required) lets you monitor and manage your system via web or mobile platform.
Please note: The standard warranty on the product is 5 years but it could be extended to 10 years in total after successful registration on the Fox website below.
https://www.fox-ess.com/warranty-registration-2/
Fox ESS | Evo 8.0 kW + 10.24 kWh | All In One Storage System | Fire Suppressant | IP66 | Heating Elelement | 95% DoD
£3,209.00 + VAT
Fox ESS Evo 10.0 kW + 10.24 kWh Integrated Storage & Inverter System
#2: FE-EVO10-8H
Fox Evo 8.0kW Datasheet
Fox Evo 8.0kW User Manual
Fox Firmware Upgrade
Fox ESS Evo 8.0kW + 10.24kWh Battery Storage System UK
The Fox ESS EVO10-8H combines a powerful 8.0 kW hybrid inverter with a 10.24 kWh LiFePO₄ battery in one sleek, IP66-rated enclosure. Designed for UK installations, this solution supports backup power (EPS), parallel scalability, and export limitation, making it ideal for energy-conscious homeowners and installers.
This all‑in‑one hybrid inverter + battery system has been designed for an indoor or outdoor installation. This integration solution of a powerful inverter, high‑capacity battery, integrated Emergency Power Supply (EPS), and advanced smart monitoring comes in compact and aesthetically pleasing design.
This product is ideal for homeowners looking to:
Maximise solar self‑consumption
Have built‑in backup power in a grid outage
Deploy a minimalist, weatherproof design
Scale storage later when needed up to 30.72 kWh
This series is also suitable for light commercial applications where modular expansion is important.
With full UK compatibility (export limiting, CT/meter interaction, DRM/ESTOP), this model is built for the UK solar & storage market.
Key Benefits - Inverter
Maximum Power & Oversizing
8.0 kW inverter output
225 % PV oversize ratio (you can oversize your PV array up to ~2.25×)
MPPT & Input Flexibility
3 independent MPPT channels
80 V low start‑up voltage (enhanced early morning / low irradiation performance)
Display & Interface
Built-in LCD display with magnetic cover (for clean aesthetics)
Integrated Wi‑Fi (no external dongle required)
Support for export limitation via CT, meter, DRM0, ESTOP
EPS & Overload Capability
EPS (Emergency Power Supply) mode with up to 200 % overload capability
Parallel mode: up to 3 EVO units in parallel for increased capacity or power
Protection rating: IP66, suitable for outdoor installations
Key Benefits - Battery
Type & Chemistry
Integrated 10.24 kWh LiFePO₄ (LFP) battery
Scalable: up to 30.72 kWh when paralleling multiple units
Performance & Efficiency
Depth of Discharge (DoD): 95 %
High charge/discharge rates: up to 10 kW per unit
High round‑trip efficiency for reduced energy losses
Safety & Environmental Protection
IP66 rated enclosure (dust tight and heavy rain protection)
Integrated battery warm-up (to maintain performance in cold climates)
Built-in fire suppressant system
Technical Specifications: Inverter
Inverter Rating
8.0 kW
PV Oversize Capability
225%
MPPT Inputs
3
On/Off Grid Mode Supported
Start Up Voltage
80 V
Maximum DC Current
20 A / 25 A Imp / Isc
Emergency Power Supply (EPS)
200% capability
Export Limitation
CT / Meter / DRM0 / E‑Stop compatible
Communication
Integrated Wi-Fi (no external dongle required)
Parallel Mode
Up to 3 modules in parallel
Protection / Ingress Rating
IP66
Weight
115 kg
Display / Interface
LCD screen with magnetic protective cover
Technical Specifications: Battery
Battery Type
LiFePO₄ (LFP) integrated
Usable Capacity
10.24 kWh
Maximum Scalable Capacity
30.72 kWh (via parallel modules)
Maximum Charge / Discharge Rate
Up to 10 kW per unit
Depth of Discharge (DoD)
95 %
Warm-up / Heating
Integrated battery warm-up system
Fire Safety
Built‑in fire suppressant
Protection Rating
IP66 (sealed for outdoor use)
Round-trip Efficiency
95%
Why Choose the Fox ESS Evo 8.0 kW System?
Perfect for UK Homeowners Who Want:
Lower energy bills
Grid independence & backup
Smart control of solar and storage
A modern, minimalist solution that’s built to last
Smart Monitoring & Control
Easy Installation for Installers
All-in-One Simplicity — no separate inverter + battery boxes. Everything built into one unit.
Efficiency & Performance — supports 200% PV oversizing, ensuring you can maximise solar input.
Scalability & Flexibility — add more units later to scale capacity and flexibility.
Robust Safety Features — built-in fire suppression, integrated battery heating, and durable IP66 enclosure.
Please note: The standard warranty on the product is 5 years but it could be extended to 10 years in total after successful registration on the Fox website below.
https://www.fox-ess.com/warranty-registration-2/
Fox ESS | Evo 10.0 kW + 10.24 kWh | All In One System | Fire Suppressant | IP66 | Heating Elelement | 95% DoD
£3,244.00 + VAT
Fox ESS Evo 10.0 kW + 10.24 kWh Integrated Storage & Inverter System
#2: FE-EVO10-10H
Fox Evo 10kW Datasheet
Fox Evo 10kW User Manual
Fox Firmware Upgrade
Fox ESS Evo 10.0kW + 10.24kWh Battery Storage System UK
Introducing the Fox ESS Evo Series 10.0 kW with 10.24 kWh all-in-one inverter + battery solution — the ideal hybrid storage system for homes and small commercial installations. This integrated unit combines inverter, battery, smart switching (EPS), and monitoring in a sleek, minimalist enclosure optimised for indoor or outdoor installation.
Fully integrated inverter + Li‑ion battery (no external battery required)
Single system with EPS (Emergency Power Supply) built in
Elegant, compact design suited to both indoor and outdoor use
Scalable architecture: expand to 30.72 kWh via parallel modules
This unit is perfect for customers seeking a reliable, compact solar battery system with high efficiency and smart control features.
Key Benefits
Seamless solar + battery integration — simplifies system design, reduces wiring and installation time
Backup power automatically — the EPS function ensures essential loads are sustained during grid outages
Scalable storage capacity — start with 10.24 kWh and grow your system as demand increases
High performance — capable of 200% PV oversizing, high round‑trip efficiency, and robust protection
Outdoor deployment ready — IP66 protection rating ensures durability in harsh environments
Use this system in: rooftop solar + battery projects, zero-export scenarios, self-consumption optimization, off-grid transitions, and backup power installations.
Technical Specifications: Inverter
Inverter Rating
10.0 kW (nominal)
PV Oversize Capability
200% (i.e. can accept up to 20 kW PV input)
MPPT Inputs
3 independent MPPT channels
Start-up Voltage
80 V
Current Limits
20 A / 25 A Imp / Isc
Emergency Power Supply (EPS)
Yes — supports 200% overload in EPS mode
Export Limitation
CT / Meter / DRM0 / E‑Stop compatible
Communication
Integrated Wi-Fi (no external dongle required)
Parallel Mode
Up to 3 modules in parallel
Protection / Ingress Rating
IP66 (dusttight & powerful water jets resistant)
Weight
115 kg
Display / Interface
LCD screen with magnetic protective cover
Technical Specifications: Battery
Battery Type
LiFePO₄ (LFP) integrated
Usable Capacity
10.24 kWh
Maximum Scalable Capacity
30.72 kWh (via parallel modules)
Maximum Charge / Discharge Rate
Up to 10 kW per unit
Depth of Discharge (DoD)
95 %
Warm-up / Heating
Integrated battery warm-up system
Fire Safety
Built‑in fire suppressant
Protection Rating
IP66 (sealed for outdoor use)
Round-trip Efficiency
High (manufacturer‑specified)
Why Choose the Fox ESS Evo 10.0 kW System?
All-in-One Simplicity — no separate inverter + battery boxes. Everything built into one unit.
Efficiency & Performance — supports 200% PV oversizing, ensuring you can maximise solar input.
Scalability & Flexibility — add more units later to scale capacity and flexibility.
Robust Safety Features — built-in fire suppression, integrated battery heating, and durable IP66 enclosure.
Please note: The standard warranty on the product is 5 years but it could be extended to 10 years in total after successful registration on the Fox website below.
https://www.fox-ess.com/warranty-registration-2/
Fox EQ2900 2.88kWh HV Battery (Slave) V2.0 Connector Type A
£755.00 + VAT
Fox EQ2900 2.88kWh HV Battery (Slave)
#2: FE-HV-EQS-2900
Fox EQ2900 Datasheet
Fox EQS2900 Manual
Fox EQS2900 Warranty
EQ2900 (2.88 kWh) master and ECS2900 variants from the same EQ/ECS family are interoperable as long as they use the same high-voltage platform and connector type.
Fox EQ High Voltage Battery – Slave Module (EQS2900)
The Fox EQS2900 is a high-performance high-voltage battery slave module, designed to expand the capacity of the Fox EQ modular battery system. Built for flexibility, reliability, and fast installation, the EQ range is ideal for residential and light commercial energy storage applications where scalable capacity and long-term performance are essential.
The modular, plug-and-play design allows additional battery modules to be added in series, enabling systems to grow as energy demands increase — all while maintaining efficient high-voltage operation and seamless inverter communication.
Key Features & Benefits
2.88 kWh usable capacity per module
Scalable system design – expand up to 20.16 kWh
High voltage architecture for improved system efficiency
90% depth of discharge (DoD) for maximum usable energy
Wide operating temperature tolerance for reliable year-round performance
CAN communication for stable inverter integration
Fast plug-and-play installation, reducing install time and labour costs
System Configuration Requirements
Minimum configuration:
2 modules required (1 × Master + 1 × Slave)
Maximum configuration:
Up to 7 modules per stack (1 × Master + 6 × Slaves)
Slave modules cannot operate independently and must be paired with a Fox EQ Master module.
Technical Specifications
Weight: 33 kg
Battery Type: Lithium-ion
Nominal Energy: 2.88 kWh (2880 Wh)
Depth of Discharge (DoD): 90%
Nominal Voltage: 52 V
Continuous Discharge Power (Normal Operation): 1.44 kW
Maximum Discharge Power (5 minutes): 2.88 kW
Surge Discharge Power (15 seconds): 3.0 kW
Maximum Charge Power (5 minutes): 2.88 kW
Fox ESS Cube ECS2900 2.88kWh V2 HV Battery (Master) Type B
£788.00 + VAT
Fox ECS2900 2.88kWh HV Battery (Master)
#1: FE-HV-ECM-2900
Fox ECS2900 Datasheet
Fox ECS2900 Manual
Fox ECS2900 Warranty
*Cube batteries from ITS are V2 with B connector, if purchasing to add to an existing system please check if you have V2 with B connector batteries on your existing system.
Fox ECS 2.88kWh HV Battery – High-Performance Modular Storage
The Fox ECS Battery is a high-performance, scalable high-voltage (HV) battery storage system, compatible exclusively with Fox HV chargers. Designed with a modular approach, it provides maximum flexibility, making it ideal for residential and commercial energy storage applications. Expand your system with additional batteries to achieve up to 20.16 kWh of storage.
Key Features
2.88kWh Capacity – compact yet powerful
Scalable to 20.16kWh – add more modules as your energy needs grow
90% Depth of Discharge – maximizes usable energy
Wide Temperature Tolerance – reliable performance in varied climates
Easy Installation – plug and play system saves time for installers
CAN/RS485 Communication – seamless integration with compatible systems
High Voltage Operation – efficient energy transfer
Technical Specifications
Weight: 34.7 kg
Rated Power: 2,880 W
Battery Type: Lithium Ion
Nominal Energy: 2,880 Wh
Depth of Discharge: 90%
Voltage: 52 V
Continuous Discharge Rate (Normal Use): 1,440 W
Maximum Discharge Rate (5 Minutes): 2,880 W
Surge Discharge Rate (15 Seconds): 3,000 W
Maximum Charge Rate (5 Minutes): 2,880 W
Why Choose Fox ECS Batteries?
The Fox ECS 2.88kWh HV Battery is designed for flexible, scalable energy storage. Its modular design and plug-and-play installation make it ideal for expanding existing systems or starting a new high-voltage storage setup. Perfect for homeowners or businesses seeking reliable, efficient, and safe energy storage solutions.
2
Fox ESS Cube HV ECS2900 V2 2.88kWh Slave Battery Connector Type A
£765.00 + VAT
Fox Cube HV ECS2900 V2 2.88kWh Slave battery Connector Type A
#2: FE-HV-ECS-2900-4A2C #3: 6001
Fox ECS2900 Datasheet
Fox ECS2900 Manual
Fox ECS2900 Warranty
If purchasing to add to an existing system please check if you have V2 with A connector batteries on your existing system.
How to check if you have Type A or B
TYPE A BATTERIES
Serial Number Prefix 60JM292 / KM292 / 8M292 / QM292
TYPE B BATTERIES
Serial Number Prefix 60CM292 / TM292
Suitable for charging from the grid such as Economy 7 & Octopus Go. For detailed explanation of how to maximize Economy 7 essential information to work out which battery storage options is best for you please visit - Understanding Economy 7
Compatible with Fox HV chargers only available on our Fox HV main page
Energy cube is a high-performance, scalable battery storage system. The modular design allows for maximum flexibility, making it suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 20.16 kWh. Installation is easy, with a plug and play solution that can save valuable time for installers.
2.88kWh Capacity
Scalable to 20.16kWh
90% Depth of Discharge
Wide Temperature Tolerence
Easy Installation
CAN/RS485 Communication
High Voltage
Weight: 32.4 kgBattery Type: Lithium IonNominal Energy: 2880 WhDepth of discharge: 90.00 %Voltage: 52 VContinuous Discharge Rate (Normal Use): 1440 WMaximum Discharge Rate (5 Minutes): 2880 WSurge Discharge Rate (15 Seconds): 3000 WMaximum Charge Rate (5 Minutes): 2880 W
Fox ESS Cube ECM4100 4.03kWh HV Battery (Master) V2
£1,094.00 + VAT
Fox ECM4100 4.03kWh HV Battery (Master)
#2: FE-HV-ECM-4100
Please note these are V2 batteries and only compatible with other V2 Cube batteries
Fox Cube 4.03 kWh Data Sheet
Fox Cube 4.03 kWh Manual
Fox Cube 4.03 kWh Warranty
Fox Cube 4.03 kWh Attestation
Compatible with Foc HV chargers only available on our Fox HV main page
Fox Energy Cube ECS – 4.03kWh High-Voltage Modular Battery
The Fox Energy Cube ECS is a high-performance, scalable lithium-ion battery storage system designed for residential and commercial solar energy applications. Its modular design allows you to expand your energy storage system over time, providing flexibility and efficiency.
With plug-and-play installation and high-voltage design, the ECS delivers reliable energy storage while reducing cabling requirements and installation complexity.
Key Features
🔋 4.03kWh capacity per module – scalable up to 28.21kWh
✅ 90% depth of discharge – maximises usable energy
🌡️ Wide temperature tolerance – reliable in varying climates
🛠️ Easy installation – plug-and-play design for quick setup
🔗 CAN/RS485 communication – allows integration and monitoring
⚡ High-voltage design – improved efficiency and reduced cabling
Technical Specifications
General
Supplier Part No: Energy Cube CM4100
Battery Type: Lithium-Ion
Nominal Energy: 4,050 Wh (4.03kWh)
Depth of Discharge: 90%
Voltage: 52 V
Weight: 38 kg
Electrical Performance
Continuous Discharge Rate (Normal Use): 2,875 W
Maximum Discharge Rate (5 Minutes): 2,875 W
Surge Discharge Rate (15 Seconds): 2,875 W
Maximum Charge Rate (5 Minutes): 2,875 W
Why Choose the Fox Energy Cube ECS 4.03kWh?
Scalable modular system – start small and expand as your energy needs grow
High efficiency and reliable performance – ideal for solar PV storage
Plug-and-play installation – reduces setup time for installers
Future-proof investment – compatible with additional ECS modules to reach up to 28.21kWh
✅ The Fox Energy Cube ECS 4.03kWh is a flexible, high-voltage battery system that provides reliable, scalable, and efficient energy storage for residential and commercial solar applications.
Fox ESS Cube HV ECS4100 V2 4.03 kWh Slave battery
£994.00 + VAT
Fox Energy Cube HV ECS4100 4.03kWh V2 Slave battery
#1: FE-HV-ECS-4100
Please check that you have V2 battery before ordering.
Fox Cube 4.03 kWh Data Sheet
Fox Cube 4.03 kWh Manual
Fox Cube 4.03 kWh Warranty
Fox Cube 4.03 kWh Attestation
Compatible with Fox HV chargers only available on our Fox HV main page
Energy Cube High-Performance Modular Battery Storage
The Energy Cube is a scalable, high-performance battery storage system designed for residential and commercial solar energy applications. Its modular architecture allows for flexible expansion, supporting a maximum storage capacity of 28.21 kWh by adding additional battery units in series. With plug-and-play installation, the Energy Cube saves valuable time for installers while providing reliable, efficient energy storage.
Key Benefits of the Energy Cube
Scalable Capacity: Start with 4.03 kWh and expand up to 28.21 kWh
High Efficiency & Depth of Discharge: 90% usable capacity for maximum energy utilisation
Wide Temperature Tolerance: Performs reliably in diverse climates
Easy Installation: Quick plug-and-play setup reduces installation time
Smart Communication: CAN/RS485 support for seamless system integration
High Voltage Design: Optimised for safe, efficient energy storage
Technical Specifications
Battery Performance
Capacity: 4.03 kWh (expandable to 28.21 kWh)
Depth of Discharge: 90%
Battery Type: Lithium Ion
Nominal Voltage: 52 V
Power Ratings
Continuous Discharge Rate (Normal Use): 2,875 W
Maximum Discharge Rate (5 Minutes): 2,875 W
Surge Discharge Rate (15 Seconds): 2,875 W
Maximum Charge Rate (5 Minutes): 2,875 W
Physical Specifications
Weight: 38.3 kg
Dimensions: [Include dimensions if available]
Communication: CAN/RS485
Fox ESS Cube ECS4300, 4.14kWh HV Battery (Master)
£1,079.00 + VAT
Fox ECS 4.14kWh HV Battery (Master)
#2: FE-HV-ECM-4300 Storage Systems - Li-ion Battery Pack
Fox ECM4300 Datasheet
Fox Product Compatibility
Fox ECM4300 User Manual
Fox ECM4300 Warranty
Fox ECS Solar Battery Storage – Scalable Energy Storage Solution
The Fox ECS Solar Battery Storage System is a high-performance, modular energy storage solution designed for flexibility and scalability. With a modular design, additional batteries can be added to achieve a maximum storage capacity of 29.03 kWh, making it suitable for a wide range of residential and commercial applications.
Key Features
Plug-and-play installation for fast and easy setup
4.14 kWh per module, scalable up to 29.03 kWh
90% Depth of Discharge for maximum usable energy
Wide temperature tolerance for reliable operation
CAN/RS485 communication for smart system integration
High-voltage design for efficient energy transfer
Technical Specifications
Specification
Details
Weight
38.3 kg
Rated Power
4,300 W
Battery Type
Lithium-ion
Nominal Energy
4,145 Wh
Depth of Discharge
90%
Voltage
57 V
Continuous Discharge Rate
2,875 W
Maximum Discharge Rate (5 min)
2,875 W
Surge Discharge Rate (15 sec)
3,737 W
Maximum Charge Rate (5 min)
2,875 W
Installation Notes
Minimum of 2 modules required (1 Master + 1 Slave)
Supports up to 7 modules in a stack (1 Master + 6 Slaves)
When adding modules to an existing Energy Cube stack, ensure compatibility with existing battery modules
Must be installed by a qualified electrician
Why Choose Fox ECS Battery Storage?
The Fox ECS Solar Battery is ideal for UK homeowners and businesses seeking a reliable, scalable, and efficient energy storage solution. Its modular design, smart communication features, and high depth of discharge enable maximum self-consumption of solar energy, providing flexible, long-term energy independence.
Order now from ITS Technologies – your trusted UK supplier of Fox batteries, solar PV systems, and energy storage solutions.
Please note: In order to increase the product warranty from 5 to 10 years you must register your install with Fox online to activate the 10 year warranty, otherwise it's 5 years as standard. Please click here for registration page. You can review the warranty document for more information.
Fox ESS Cube EQ4300 4.32kWh HV Battery (Slave)
£1,088.00 + VAT
Fox EQ 4.32kWh HV Battery (Slave)
#2: FE-HV-EQS-4300
Fox EQ 4300 Datasheet
Fox EQ 4300 Manual
Fox EQ4300 Warranty
Fox Battery Sizing Guide
Fox EQ - High Voltage Battery (Slave)
Fox EQ is a high-performance, scalable battery storage system. With this modular design's flexibility, it is suitable for a variety of storage requirements. Additional batteries can be installed in series, allowing for a maximum storage capacity of 30.24kWh. Installation is easy, with a plug and play solution that can save valuable time for installers.
Don't forget: You must register your install with Fox online to activate the 12 year product warranty, otherwise it's 5 years as standard
Features
4.32kWh Capacity
Scalable to 30.24kWh
90% Depth of Discharge
Wide Temperature Tolerance
Easy Installation
CAN/RS485 Communication
High Voltage
Specs
Weight: 37 kg
Battery Type: Lithium Ion
Nominal Energy: 4,145 Wh
Depth of discharge: 90.00 %
Voltage: 57 V
Continuous Discharge Rate (Normal Use): 2,875 W
Maximum Discharge Rate (5 Minutes): 2,875 W
Surge Discharge Rate (15 Seconds): 3,737 W
Maximum Charge Rate (5 Minutes): 2,875 W
Remember: In order to activate the extended warranty to 12 years, please register your install with Fox online, otherwise it's 5 years as standard. Please click here for registration page. Please check the warranty document for more information.
This battery requires a MINIMUM of 2 modules to work (Master + Slave), This battery can have a MAXIMUM of 7 modules in a stack (1x Master + 6x Slaves)
Fox ESS Cube EQ4800, 4.66kWh HV Battery (Master)
£1,232.00 + VAT
Fox EQ4800, 4.66kWh HV Battery (Master)
2: FE-HV-EQM-4800 Storage Systems - Li-ion Battery Pack
Fox EQ4800 Datasheet
Fox Product Compatibility
Fox EQ4800 Warranty
Fox EQ4800 High-Performance Scalable Battery Storage System
The Fox EQ4800 is a premium, high-voltage battery storage solution designed for residential and commercial energy storage applications. Its modular design allows for maximum flexibility, making it easy to scale your storage system as your energy needs grow. With the ability to connect multiple modules, the EQ4800 can achieve a maximum storage capacity of 41.94 kWh, providing reliable power when you need it most.
Compatible with ECS-4800 batteries, the EQ4800 ensures seamless integration with existing Fox Energy Cube systems.
Key Features
Plug-and-Play Installation: Quick and easy setup saves valuable installation time
High Capacity: 4.66 kWh per module
Scalable Design: Expandable up to 41.94 kWh
High Depth of Discharge: 90% usable energy for maximum efficiency
Wide Temperature Tolerance: Operates reliably in diverse climates
Advanced Communication: CAN/RS485 connectivity for system integration
High Voltage: Supports fast charging and discharging
Technical Specifications
Weight: 42 kg
Rated Power: 4,800 W
Battery Type: Lithium-Ion (LiFePO4)
Nominal Energy: 4,660 Wh
Depth of Discharge: 90%
Voltage: 89.6 V
Continuous Discharge Rate (Normal Use): 2,330 W
Maximum Discharge Rate (5 Minutes): 4,460 W
Surge Discharge Rate (15 Seconds): 5,785 W
Maximum Charge Rate (5 Minutes): 4,460 W
Installation Notes
Minimum Configuration: Requires at least 2 modules (1 Master + 1 Slave)
Maximum Stack: Supports up to 9 modules (1 Master + 8 Slaves)
Compatibility: Ensure new battery modules match existing Energy Cube stacks
Professional Installation: Must be installed by a qualified electrician
✅ The Fox EQ4800 battery system is a scalable, high-performance solution designed to provide reliable energy storage for homes and businesses across the UK. Perfect for smart energy management, peak shaving, and backup power applications.
Don't forget: You must register your install with Fox online to activate the 12 year battery warranty, otherwise it's 5 years as standard
Fox ESS Cube EQ4800, 4.66kWh HV Battery (Slave)
£1,115.00 + VAT
Fox EQ4800, 4.66kWh HV Battery (Slave)
#2: FE-HV-EQS-4800 Storage Systems - Li-ion Battery Pack
Fox's EQ is a high-performance, scalable battery storage system. Its modular design allows for maximum flexibility. The Fox EQ is suitable for a wide range of storage applications. Additional batteries can be added with a maximum storage capacity of 41.94kWh.
EQ4800 are compatible with ECS-4800 batteries
Fox EQ4800 Datasheet
Fox Product Compatibility
Fox EQ4800 Warranty
Modular Energy Storage Solution for Homes and Small Businesses
The Fox EQ4800 (FE-HV-EQS-4800) is a high-performance lithium-ion battery module designed for scalable high-voltage energy storage systems. With a nominal capacity of 4.66kWh, this slave unit offers seamless integration with other EQ series batteries, enabling expandable storage up to 41.94kWh (1 master + 8 slave units).
Designed for hybrid solar, backup, and off-grid systems, the Fox EQ4800 is ideal for UK homes and commercial applications seeking reliable, modular power storage. Its plug-and-play installation, wide temperature tolerance, and high discharge efficiency make it a trusted choice for installers and system designers.
Key Benefits
4.66kWh Nominal Capacity
Modular & Scalable – Expandable up to 41.94kWh (1 master + 8 slaves)
Wide Temperature Tolerance – Built for UK weather conditions
Plug & Play Design – Fast, simple installation
90% Depth of Discharge – Maximised usable capacity
CAN/RS485 Communication – Reliable and fast system integration
High Voltage Battery – Compatible with Fox ECS series systems
Backward Compatible – Works with older ECM/S-4800 models
Please Note: A 2 module minimum is required for operation (1 master + 1 slave). Must be installed by a certified electrician. To active the extended 12-year extended warranty register online with Fox ESS
Technical Specifications
Specification
Value
Battery Type
Lithium-Ion (Li-ion)
Nominal Energy
4.66kWh / 4660Wh
Rated Power
4,660W
Voltage
45V
Depth of Discharge (DoD)
90%
Continuous Discharge Rate
2,225W
Maximum Discharge Rate (5 min)
4,450W
Surge Discharge Rate (15 sec)
3,000W
Maximum Charge Rate (5 min)
4,450W
Scalability
Up to 41.94kWh
Communication
CAN/RS485
Weight
41.5kg
Why Choose the Fox ESS Cube EQ488 4.66Wh HV Battery?
Future‑proofing your energy system: If you install a smaller system now but anticipate higher usage (EV charging, home battery backup, increasing self‑consumption of solar), having a system that can grow is a major advantage.
Cost‑effectiveness: By buying a slave module instead of a whole new standalone system, you’re optimising investment by utilising what you already have and increasing capacity only as needed.
Less grid dependence: Expanded storage means you can store more of your solar generation (if you have PV), or have more backup capacity during power cuts/peak tariffs.
Installation efficiency: The simpler install and compatibility reduce labour risk and installation complexity — beneficial both for homeowners and for installers.
Warranty & support: Products from this family (by Fox ESS) emphasise correct installation and registration to unlock extended warranties (helping buy‑in confidence)
Fox ESS LV52 5.12kWh 48V Battery Module
£1,084.00 + VAT
Fox LV52 5.12kWh 48V Battery Module
#1: FE-LV52
FE-LV52 Datasheet
FE-LV52 User Manual
FE-LV52 Installation Guide
LV52 Low Voltage Battery Storage Module
The LV52 battery storage module is a high-performance, scalable, and reliable low-voltage energy storage solution. Designed with advanced lithium-ion technology, it offers exceptional durability with a rated lifespan of over 6,000 cycles. With an expandable storage capacity of up to 42.56 kWh and a 95% charge/discharge efficiency, the LV52 is ideal for both residential and commercial solar energy systems.
Its plug-and-play installation makes setup simple and cost-effective, ensuring long-term energy independence with minimal maintenance.
Key Features of the LV52 Battery
High Efficiency & Long Life
6000+ life cycles for extended performance
95% round-trip efficiency for maximum energy usage
90% Depth of Discharge (DoD) without compromising lifespan
Reliable in All Conditions
Wide temperature tolerance for year-round performance
Advanced CAN/RS485 communication protocols for seamless integration
Low-voltage design for enhanced safety
User-Friendly Design
Easy installation with plug-and-play setup
Compact design for convenient scalability
Compatible with both LV52 and LV54 modules
Technical Specifications
Weight: 54 kg
Battery Type: Lithium-Ion (Li-Ion)
Nominal Energy: 5120 Wh
Depth of Discharge (DoD): 90%
Voltage: Low Voltage (LV)
Continuous Discharge Rate: 5120 W
Maximum Discharge Rate (5 Minutes): 5120 W
Surge Discharge Rate (15 Seconds): 7500 W
Maximum Charge Rate (5 Minutes): 5120 W
Compatibility
Compatible with: LV52 and LV54 battery modules
Not compatible with: LV5200
✅ The LV52 is the perfect choice for solar battery storage in the UK, combining efficiency, safety, and scalability for modern energy needs.
When installing 2-4 batteries, two combiner box's (FE-JUNBOX-LV) will be required.
Please note: The CAN cable currently shipped with the Fox ESS LV54 battery is made-up at one end only (the battery end). The Installer will need to make up the cable at the inverter end.
Please note: The standard warranty on the product is 5 years but it could be extended to 10 years in total after successful registration on the Fox website below.
https://www.fox-ess.com/warranty-registration-2/
1
HV2600 1M DC Extension Cable
£18.00 + VAT
HV2600 1M DC Extension Cable
#1: FE-HV2600-EXT-1M Storage Systems - Accessory
Fox HV2600 Battery 1m Extension Cable – Connect Multiple Stacks
Ensure efficient and reliable connectivity when expanding your Fox HV2600 battery system. This 1m extension cable is essential when installing 5 or more HV2600 batteries, allowing two stacks to be safely and securely connected.
🔑 Key Features
Reliable Battery Expansion
Required for 5+ HV2600 batteries to enable dual-stack configuration.
Maintains safe and stable electrical connections between multiple battery modules.
Easy Installation
Cable length: 1 metre
Designed specifically for Fox HV2600 batteries.
Plug-and-play setup for fast and hassle-free installation.
Durability & Safety
High-quality materials ensure long-lasting performance.
Compatible with Fox hybrid and AC inverter charger systems.
⚙️ Why You Need It
This extension cable simplifies system expansion, allowing installers and homeowners to add additional HV2600 batteries without rewiring or modifications, keeping installations safe, tidy, and efficient.
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Fox ESS | EPS Box-SP | 1-Phase | Backup Gateway
£425.00 + VAT
Fox ESS EPS Box-SP 1ph Backup Box Solar Power Backup UK
#3: 7325 Storage Systems | Management Solution
Fox EPS 1ph Backup Box Datasheet
Fox EPS 1ph User Manual
Reliable Single-Phase Backup Power Solution
The Fox ESS EPS Box-SP 1ph Backup Box is a robust and versatile power management solution designed for residential and commercial solar energy systems. Housed in a durable IP65-rated metal enclosure, this unit ensures long-lasting protection against dust, water, and environmental conditions, making it suitable for both indoor and outdoor installations.
Engineered for seamless integration, the EPS Box-SP works effortlessly with Fox ESS H1, AC, KH, and EVO inverters. It allows automatic switching between On-Grid and Off-Grid states, guaranteeing uninterrupted and flexible backup power when it’s needed most.
Key Features
Single-phase backup solution for residential & commercial applications
Durable IP65-rated enclosure for all-weather protection
Automatic grid/off-grid switching for continuous power supply
Easy installation & integration with Fox ESS inverters
Reliable power flow management for improved safety and performance
Technical Specifications
General Information
Product Name: Fox ESS EPS Box-SP 1ph Backup Box
Compatibility: Fox ESS H1, AC, KH, EVO inverters
Application: Residential & commercial solar installations
Dimensions & Weight
Dimensions: 660 x 515 x 235 mm
Gross Weight: 19.3 kg
Enclosure & Protection
Material: High-strength metal casing
Protection Rating: IP65 (dustproof & waterproof)
Why Buy the Fox EPS Box-1phase Backup Box?
The Fox ESS EPS Box-SP ensures your solar energy system continues to deliver power even in the event of a grid outage. With its automatic transfer capability, rugged design, and compatibility with Fox ESS inverter systems, it provides reliable, efficient, and secure backup power tailored for UK households and businesses.
Fox ESS | Wireless Transmitter & Receiver | for CHINT DDSU666 CT Meter
£77.00 + VAT
Fox ESS Wireless Transmitter & Receiver
#2: FE-1PH-WIRELESS-METER-CT Display - Wireless Meter
Fox ESS Smart Gateway Installation Manual
Fox ESS Product Capability
Fox ESS Declaration of Cyber Security
Fox ESS Wireless Transmitter & Receiver (FE‑1PH‑WIRELESS‑METER‑CT)
The Fox ESS Wireless Meter (Part No: FE‑1PH‑WIRELESS‑METER‑CT) is a state‑of‑the‑art transmitter & receiver unit designed to work seamlessly with the CHINT DDSU666 CT meter. It’s included with all single‑phase Fox hybrid and AC inverters and provides a wireless alternative to wired CT metering. Ideal for installations where running cables is difficult or where flexibility is required.
Key Features
Wireless Communication — Transmits meter data over wireless link, reducing need for conduit or cable routing.
Integrated with Smart Gateway — Works together with the Fox ESS Smart Gateway (SMG666‑1PF1‑L1) for centralised, intelligent monitoring and control.
Plug‑and‑Play Compatibility — Specifically uses the CHINT DDSU666 CT meter (supplied with Fox single‑phase inverters) so installation is simple and reliable.
Improved Aesthetics & Flexibility — With no need for physical wiring between meter and inverter or gateway, you can achieve neat, flexible installations.
Technical Specifications
Item
Details
Part Number
FE‑1PH‑WIRELESS‑METER‑CT
Meter Type
CHINT DDSU666 CT Meter (single‑phase)
Smart Gateway
Fox ESS SMG666‑1PF1‑L1
Display / Function
Wireless Meter Display / Transmitter & Receiver
Wireless Range
Up to 300 metres (line of sight) intralink communication
Limitations
Actual range depends on environmental factors; walls, metal obstructions, electrical noise may reduce range significantly
Compliance
Not G100‑compliant—if export limitation (G100) is required, a wired CT/metering solution must be used to satisfy DNO or regulatory standards
Important To Note
Range Considerations
While the wireless transmitter/receiver can communicate at distances up to 300 m under ideal conditions, real‑world installations often involve obstructions (walls, metal structures, electrical equipment) that degrade the signal. Expect reduced effective range in typical UK domestic or commercial settings.
G100 / Export Limitation Use
If your installation requires export limitation (commonly under the UK’s G100 standards), this wireless solution will not meet those requirements. For export control or to comply with DNO mandates, you must employ a wired CT/metering option. The wired solution ensures precise control and compliance with grid export rules.
Why Choose Fox ESS Wireless Metering?
Reduced installation cost by avoiding extensive wiring.
Cleaner, more flexible setups that adapt to challenging site layouts.
Full compatibility with Fox single‑phase hybrid/AC inverters.
Supported by Fox ESS Smart Gateway for reliable data integration.
Fox AC 3.7kW High Voltage Charger Inverter
£607.00 + VAT
Fox AC 3.7kW Charger Inverter
#1: FE-AC1-3.7 Storage Systems - Charger-Inverter
Fox 3.7kW Data Sheet
Fox 3.7kW Inverter User Manual
Fox 3.7kw Inverter Warranty
Fox 3.7kw Inverter G100 Certificate
FoxESS High Voltage Battery Management System (BMS)
Ensure safe, efficient, and optimised battery performance with the FoxESS High Voltage BMS Unit, designed to seamlessly manage Fox EP5/11, HV2600 and Cube battery systems.
Key Features
Compatible Batteries: Fox HV2600 & Cube batteries
Minimum Requirement: 2 x HV2600 batteries required for operation
IP65 Rated: Suitable for outdoor installations
Remote Monitoring: Access battery status and performance via smartphone or web portal
Expandable: Easily add more batteries to grow your storage system
Dual MPPT: Optimises solar production for maximum efficiency
High Round-Trip Efficiency: 97% for superior energy retention
Included Accessories: CT Clamp for installation and monitoring
Benefits
Easy Installation: Saves time with plug-and-play setup
Reliable Safety: Monitors and protects your battery system automatically
Scalable: Supports system expansion without hassle
The FoxESS HV BMS Unit is the perfect companion for your high-voltage Fox battery storage system, combining safety, efficiency, and smart monitoring in a single compact unit.