Installed Tesla Powerwall 3 | 11kW Hybrid 1ph | 13.5kWh usable capacity | IP67 All In One | Gateway available | Ave £367 /kW
from £8,300.00 + VAT
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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.
Tesla Powerwall 3 Data Sheet
Tesla Backup Gateway 2 Datasheet
Tesla Powerwall Warranty
*Please note: Installations of the Tesla Powerwall are limited to the areas marked on the map
The Tesla Powerwall 3 is an all-in-one solar-plus-storage solution, delivering 13.5 kWh usable capacity, up to 11.04 kW continuous AC output, and a built-in 20 kW DC solar inverter. Designed for UK homes seeking lower energy bills, reduced grid dependence, and seamless whole-home backup, Powerwall 3 stores energy from solar or the grid and manages it effortlessly through the Tesla App.
Key Benefits of Tesla Powerwall 3
All-in-One Solar + Storage
Powerwall 3 integrates battery storage and solar generation in one IP55-rated enclosure—no external inverter or combiner box required.
Whole-Home Backup
With up to 11.04 kW AC output and the ability to start heavy loads up to 185 A LRA, Powerwall 3 supports heat pumps, electric showers, ovens, and other demanding appliances during outages.
Maximised Energy Efficiency
89% solar-to-battery-to-home/grid efficiency
97.5% direct solar-to-home/grid efficiencyThis ensures more of your generated energy is used where you need it.
Engineered for UK Weather
Powerwall 3 delivers reliable performance across all climates:
Operating range: –20 °C to 50 °C
Battery & electronics: IP67 rated
Wiring compartment: IP55 rated
Suitable for wall or floor mounting
Scalable for Any Home Size
Modular Storage & Power
Scale your system as energy needs grow:
Up to 4 Powerwall 3 units
Up to 3 Expansion Modules
Maximum system output: 44 kW AC
Maximum total storage: 94.5 kWh
Built-In Safety & Smart Connectivity
Advanced Protection
AFCI
Isolation Monitor Interrupter
Rapid Shutdown
±0.5% AC metering accuracy
Connected Control
Wi-Fi, Ethernet & LTE communication
Full system visibility via the Tesla App
Remote firmware updates and diagnostics
Technical Specifications
Electrical Performance
Nominal grid voltage: 230 VAC (single-phase)
Continuous AC output: 11.04 kW (48 A @ 230 VAC)
Load start capability: 185 A LRA (ideal for heat pumps)
Max solar input: 20 kW DC (60–550 V), 3 MPPTs
Typical operating noise: < 50 dB(A) at 1 m
Efficiency
Round-trip efficiency: 89%
Solar-to-home/grid efficiency: 97.5%
Installation Made Simple
The Powerwall 3 arrives as a 130 kg pre-wired cabinet (1105 × 609 × 193 mm) for fast installation.Just anchor, connect conductors, scan the QR code, and commission.
Using the Tesla Installer Portal, the system automatically handles:
Firmware updates
System metering
Adaptive load control
Grid-approval documentation
Tesla Backup Gateway
The Tesla Backup Gateway 2 provides ultra-fast islanding, smart metering and full system monitoring for all Tesla Powerwall installations. Compact, IP55-rated and designed for rapid setup, the Gateway manages grid interaction, enables seamless backup power, and supports advanced load control for UK homes and businesses.
Critical System Control for Powerwall Installations
Sub-50 ms Backup Transition
Installed between the grid supply and the Powerwall, the Backup Gateway 2 detects grid loss in less than 50 milliseconds, instantly switching the property to battery backup and ensuring uninterrupted power.
Smart Metering & Advanced Monitoring
The Gateway provides:
Real-time site metering
Solar and load monitoring
Remote diagnostics and system visibility through the Tesla App
This ensures optimal performance and fast troubleshooting without site visits.
Compact, Installer-Ready Design
Built for UK Installers
Encased in a 584 × 380 × 127 mm IP55-rated enclosure, the Gateway ships:
Tesla Gen 3 Wall Connector with Matt:e Pen Fault Protection
£621.00 + VAT
Tesla Gen 3 Wall Connector with Matt:e Pen Fault Protection
#2: TES-WALLCONNECTOR-G3-PACK EV Charging - EV Charging Package
Tesla Datasheet
Tesla Manual
Tesla Gen 3 Wall Connector – Smart EV Charging for Home and Business
The Tesla Gen 3 Wall Connector is a versatile and convenient EV charging solution for both Tesla and non-Tesla electric vehicles. Its lightweight and compact design allows for indoor or outdoor mounting, making it ideal for houses, apartments, workplaces, and hospitality properties.
Key Features
Compatible with any Type 2 charge port for maximum flexibility
Wi-Fi connectivity for over-the-air firmware updates
Schedule, manage, and track charging via the Tesla app
Up to 71 km of range per hour for fast, efficient charging
Supports up to 22 kW with three-phase electrical systems
Power sharing to support multiple Wall Connectors on one circuit
Compatible with single or three-phase grids
Tesla charge port opening directly from the connector
7.3 m cable length for flexible installation
Included Components
Single Phase Monitoring and Protection Device with Terminals
Warranty
Residential / personal use: 48 months
Commercial use: 12 months
Why Choose the Tesla Gen 3 Wall Connector?
The Tesla Gen 3 Wall Connector provides fast, reliable, and smart charging for your electric vehicle, whether at home or on commercial premises. With its smart features, Wi-Fi updates, and flexible installation options, it ensures a convenient, safe, and future-proof charging experience for all Type 2 EVs.
Order now from ITS Technologies – the UK’s trusted supplier for Tesla and EV charging solutions.
Tesla Gen 3 Wall Connector - 7kW/22kW Type 2 Tethered
£431.00 + VAT
Tesla Gen 3 Wall Connector - 7kW/22kW Type 2 Tethered
#2: S-WALLCONNECTOR-G3 EV Charging - EV Charger
Tesla Datasheet
Tesla Manual
Installer accreditation is required from Tesla to purchase this item.
Tesla Gen 3 Wall Connector
Wall Connector is our most convenient charging solution for Tesla and non-Tesla electric vehicles. The lightweight design allows for versatile, indoor or outdoor mounting that adapts to a range of electrical systems - designed for houses, apartments, hospitality properties and workplaces.
Compatible with any Type 2 charge port
Schedule, manage and track charging from the Tesla app
Wi-Fi connectivity for over-the-air firmware updates
Up to 71 km of range per hour
Up to 22 kW with three-phase charging grids
Power sharing to support multiple Wall Connectors
Installation with single or three-phase grids
Tesla charge port opening from connector
7.3 m cable length
Warranty
Residentail personal use - 48 months
Commercial use - 12 months