- Choose Your Solar Panels – Select the panels that best suit your energy needs and roof space.
- Select Your Inverter – Pick a solar inverter or hybrid inverter. As a guide, the inverter should be within ±20% of the total kW rating of your PV system, and always within the manufacturer’s voltage range.
- Add a Mounting System – Choose the correct mounting kit and add one unit per panel to your basket.
- Include an Accessories Kit – Select the appropriate single-phase or three-phase kit.
- Battery Storage Option – If adding batteries, make sure to include a bi-directional meter for seamless integration.
Available for supply only or with installation.
For a bespoke quote, please complete our quote form,
Portrait Fastensol mounting for slate roof | 1 Per Panel Required
£54.00 + VAT
Renusol Portrait mounting for slate roof - cost per panel
2: Portrait -mounting-slate-roof
Fastensol Portrait Mounting Kit for Slate Roofs
Minimum Order: 5 Units (must be purchased with solar panels)
The Fastensol Portrait mounting kit for slate roofs provides a secure, durable, and weather-resistant solution for installing solar panels on slate rooftops. Designed for standard landscape layouts, this kit includes everything required for a complete and professional solar panel installation.
Important Information
Price applies to standard Portrait layouts
Non-standard layouts require a custom quotation and may incur additional costs
Layout details must be submitted after placing your order to ensure correct design and supply
What’s Included
Rails
Mid clamps
End clamps
Roof hooks
Rail connectors
End caps
A-Slate bracket
This kit has been engineered for easy installation on slate roofs, ensuring both long-term durability and compatibility with Renusol systems.
MC4 Female Connector 10 Pack
£28.00 + VAT
Staubli MC4 Evo 2A 4-6mm Pair
MC4-FEM14-10-PACK
Ensure secure, reliable, and long-lasting solar PV connections with this 10 Pack of MC4 Female Connectors. Manufactured to the high standards expected of MC4-compatible components, these connectors provide excellent electrical performance, low contact resistance, and outstanding durability for residential and commercial solar installations.
Featuring proven MULTILAM contact technology, these connectors maintain consistently low power loss throughout the lifetime of your PV system. The integrated snap-in locking mechanism provides a secure connection, while the safety lock clip helps prevent accidental disconnection and complies with NEC 2011 requirements.
Key Features
Pack of 10 MC4 Female Connectors
Genuine MULTILAM contact technology for superior long-term performance
Snap-in locking mechanism for secure, reliable connections
Compatible with 4mm² and 6mm² solar PV cable
39A rated current (with 4mm² & 6mm² cable)
Low contact resistance for maximum system efficiency
UV and weather-resistant design for outdoor solar installations
Proven, industry-trusted connector technology with over 14 years of field performance
Safety lock clip compatible with PV-SSH4 unlocking tool
Technical Specifications
Part Number: MC4-FEM14-10-PACK
Supplier Code: 32.0014P0001
Connector Type: Female Cable Coupler
Cable Size: 4mm² & 6mm²
Rated Current: 39A
Locking System: Snap-in safety lock
Pack Quantity: 10 Female Connectors
Installation
For a safe, secure, and compliant installation, these connectors must be crimped using approved MC4 crimping tools. Using the correct tooling ensures optimum electrical performance, maximum reliability, and preserves the integrity of the connection.
Ideal for new solar PV installations, maintenance work, replacement connectors, and professional solar installers seeking dependable, high-quality MC4 connections.
MC4 Male Connector 10 Pack
£22.00 + VAT
Staubli MC4 Evo 2A 4-6mm Pair
MC4-MAL15-10-PACK
Ensure secure, efficient, and long-lasting solar PV connections with this 10 Pack of MC4 Male Connectors. Designed for professional solar installations, these high-quality connectors provide outstanding electrical performance, low contact resistance, and exceptional durability for both residential and commercial PV systems.
Featuring proven MULTILAM contact technology, these connectors deliver consistently low power loss and reliable conductivity throughout the lifetime of your solar installation. The integrated snap-in locking mechanism provides a secure connection, while the PV-SSH4 safety lock clip prevents accidental disconnection and complies with NEC 2011 requirements.
Key Features
Pack of 10 MC4 Male Connectors
Premium MULTILAM contact technology for superior long-term electrical performance
Secure snap-in locking system for reliable connections
Compatible with 4mm² and 6mm² solar PV cable
39A rated current (with 4mm² & 6mm² cable)
Low contact resistance to maximise system efficiency
UV and weather-resistant construction for outdoor use
Proven connector design with over 14 years of field-tested performance
Safety lock compatible with PV-SSH4 unlocking tool
Technical Specifications
Part Number: MC4-MAL15-10-PACK
Supplier Code: 32.0015P0001
Connector Type: Male Cable Coupler
Cable Size: 4mm² & 6mm²
Rated Current: 39A
Locking System: Snap-in safety lock
Pack Quantity: 10 Male Connectors
Installation
For a safe, secure, and compliant installation, these connectors must be crimped using approved MC4 crimping tools. Using the correct tooling ensures optimum electrical performance, maximum reliability, and a long service life.
Ideal for new solar PV installations, system maintenance, cable extensions, repairs, and professional installers requiring dependable, industry-standard MC4 connections.
S4 In roof Complete Mounting System - Available by quote only
£0.00 + VAT
S4 In roof Mounting System Portrait tile roof
#1: S4-IN-ROOF-KIT
S4 Datasheet
S4 Manual
S4 MCS
S4 Conformity
S4 Brochure
Minimum order - 5, must be purchased together with solar panels
S4 In-Roof Solar Mounting System
Premium British-Made Solar Mounting for Every Roof
The S4 In-Roof Mounting System is an innovative, UK-manufactured solar mounting solution designed to provide a fast, secure and aesthetically pleasing installation for residential and commercial solar PV systems.
Built around S4's patented universal mounting technology, the system is engineered to simplify installation while delivering exceptional strength, reliability and long-term performance. Compatible with virtually all modern solar panels, the S4 mounting system offers installers a single, flexible solution for projects of every size.
Whether you're installing on pitched roofs, slate, plain tile, concrete tile, or other common UK roof coverings, S4 provides a professional in-roof finish that integrates seamlessly with the roofline.
Universal Compatibility
Unlike many mounting systems that require different components for different panel sizes, the S4 system features a patented Universal Base Plate designed to fit virtually any framed solar panel.
The same mounting platform supports:
All standard solar panel dimensions
Landscape and portrait installations
Residential and commercial systems
Existing and new-build properties
Future panel upgrades without changing the mounting platform
This dramatically reduces complexity for installers while providing maximum flexibility for every project.
Designed & Manufactured in the UK
S4 is proudly designed and manufactured in the United Kingdom using high-quality materials engineered to withstand the demanding British climate.
Every component is developed with long-term durability in mind, providing excellent corrosion resistance, structural integrity and weather protection for decades of reliable service.
Choosing a UK-manufactured system also offers:
Consistent product quality
Excellent product availability
Shorter lead times
Reduced environmental impact
Local technical support
Suitable for All Roof Types
The S4 mounting range has been developed to accommodate virtually every common UK roof construction.
Compatible roof types include:
Concrete roof tiles
Clay roof tiles
Plain tiles
Slate roofs
Fibre cement roofs
Metal roofs (with appropriate fixing solutions)
Other pitched roofing applications
With dedicated accessories available across the range, installers can confidently specify S4 for almost any domestic or commercial project.
Fast, Simple Installation
The patented Universal Base Plate removes the need to carry multiple mounting variants, reducing installation time and eliminating unnecessary complexity.
Benefits include:
Faster installation
Fewer components to manage
Reduced stock holding
Simplified logistics
Lower risk of installation errors
Easier project planning
Reduced labour costs
One universal solution means fewer decisions on site and greater installation efficiency.
Built for Long-Term Reliability
Every component has been engineered to deliver outstanding structural performance under demanding environmental conditions.
The S4 system has been designed to provide:
Secure long-term panel support
Excellent weather resistance
High corrosion resistance
Strong mechanical performance
Professional in-roof appearance
Low maintenance requirements
Its robust engineering helps protect both the roof structure and the solar installation throughout the system's lifetime.
Key Features
Patented Universal Base Plate
Compatible with virtually all framed solar panels
Supports both portrait and landscape panel orientation
Suitable for residential and commercial installations
Compatible with multiple roof types
UK designed and manufactured
Professional in-roof appearance
Reduced component count
Faster installation
Simplified stock management
Outstanding long-term durability
Optimised for efficient installation and reliable performance
Why Choose the S4 Mounting System?
The S4 In-Roof Mounting System has been developed to simplify solar installations without compromising strength or performance. By replacing multiple mounting variants with one patented universal solution, installers benefit from reduced inventory, quicker installations and fewer opportunities for errors.
Fewer components. Fewer errors. Better performance.
Whether you're installing a single residential array or a large commercial solar project, the S4 system delivers a flexible, professional and future-proof mounting solution backed by British engineering.
Contact ITS Technologies today to learn more about the complete range of S4 mounting products and accessories for your next solar installation.
Fastensol Bird Protection Mesh and Clips, Black, 30m
£48.00 + VAT
PVC Coated Solar Bird Deterrent Kit – 30m Roll with Fixing Clips
Product Overview
Protect your solar panels from birds and nesting with this PVC coated galvanized mesh bird deterrent kit. Designed for easy installation and long-lasting durability, the kit ensures your panels stay clean and fully operational while preventing damage caused by birds.
Kit Includes
1 x BIRD-MESH-BLK – 30m x 6in. black mesh
60 x EG-FASTEN-CLIP-B – S60x Clips
Key Features & Benefits
Easy Installation: Clips attach securely to the solar panel frame—no drilling required, avoiding warranty conflicts.
Durable & Weather-Resistant: PVC-coated galvanized mesh resists corrosion and UV exposure.
Prevents Bird Nesting: Ideal solution to deter birds and protect panels from droppings or nesting damage.
Time-Saving Design: 200mm roll width reduces cutting and installation effort.
Complete Kit: Includes 30m mesh and 100 fixing clips for a fast and secure installation.
Why Choose This Bird Deterrent Kit?
This kit provides a reliable, long-lasting barrier to protect your solar panels while maintaining warranty safety. Perfect for residential and commercial solar installations, it’s a simple solution for keeping your panels clean, efficient, and free from bird damage.
IMO | Enclosed DC Switch Isolator | 40A | 2 Pole 1 String | IP66
£78.00 + VAT
IMO 40A 600V Enclosed DC Isolator Switch for PV Installs
#3: 4570
The IMO SI40-PEL64R-2 DC Isolator is a robust, high-performance isolation switch designed specifically for Solar PV installations, providing safe and reliable disconnection of DC circuits between the solar array and inverter.
IMO's advanced switching mechanism uses a spring-assisted snap-action design, allowing the contacts to open rapidly when the handle is operated. This fast switching action helps suppress the electrical arc created when interrupting a constant DC load, with the arc typically extinguished within 3 milliseconds.
For additional safety during installation, servicing and maintenance, the rotary handle can be padlocked in the OFF position, preventing accidental reconnection while work is being carried out on the inverter or PV system.
Built for demanding indoor and outdoor environments, the enclosure carries both IP66 and NEMA 4X ratings, providing excellent protection against dust, water and harsh weather conditions.
Key Features
Rated Current: 40A
Rated Insulation Voltage: 600V
Number of DC Poles: 2
Designed for Solar PV DC isolation
Rapid spring-assisted switching mechanism
Arc suppression typically within 3ms
Padlockable OFF position for safe maintenance
IP66 rated enclosure
NEMA 4X rated
Suitable for indoor and outdoor installations
5-year warranty
Dimensions
240 × 176 × 156mm
Product Details
Manufacturer: IMOProduct Code: SI40-PEL64R-2Product Type: Solar PV DC IsolatorCurrent Rating: 40AVoltage Rating: 600VPoles: 2
The IMO 40A 600V 2 Pole DC Isolator provides a dependable solution for safely isolating Solar PV DC circuits, combining rapid switching, secure lock-off functionality and a weather-resistant enclosure for professional residential and commercial PV installations.
IMO Stag 100A AC Isolator 4-pole
£58.00 + VAT
IMO Stag 100A AC Isolator 4-pole
#3: 4559
Kraus & Naimer AC Switch
The IMO Stag 100A 4-Pole AC Isolator is a robust enclosed switch disconnector designed for safe isolation of AC electrical circuits rated up to 100A.
Featuring a durable IP65-rated enclosure, the isolator provides protection against dust and water ingress, making it suitable for both indoor and outdoor installations. The lockable rotary handle can be secured in the OFF position, helping prevent accidental re-energisation while maintenance or electrical work is being carried out.
Designed in accordance with EN 60947-3, the unit also features a flame-retardant enclosure and an additional earth connection for a safe, professional installation.
Key Features
100A rated AC isolator
4-pole configuration
Suitable for circuits up to 415V AC
IP65-rated enclosure
Lockable rotary isolation handle
Handle can be secured in the OFF position
Flame-retardant construction
Additional earth connection
EN 60947-3 compliant
Suitable for indoor and outdoor installations
Robust enclosed design
Technical Specification
Product Type: Enclosed AC Switch Isolator
Poles: 4 Pole
Rated Current: 100A
Rated Voltage: 415V AC
Rated Insulation Voltage: 690V
Rated Isc Current: 2000A
Protection Rating: IP65
Dimensions: 240 × 160 × 120mm
Handle: Lockable rotary handle
Compliance: EN 60947-3
Earth Connection: Additional earth connection
Enclosure: Flame-retardant
Applications
Ideal for use as a local AC isolation point for solar PV systems, battery storage systems, inverters and other electrical equipment where a secure, accessible means of isolation is required.
Katko 200A 4-Pole AC Isolator
£285.00 + VAT
Katko 200A 4-Pole AC Isolator – IP65
#3: 5202
The Katko 200A 4-Pole AC Isolator is a heavy-duty enclosed switch disconnector designed for high-current electrical applications, making it an excellent choice for large commercial solar PV, battery storage and three-phase electrical systems.
With a 200A rated current and robust IP65 enclosure, the isolator provides a reliable and secure means of AC isolation while offering protection against dust and water ingress. Its heavy-duty construction makes it particularly well suited to demanding commercial and industrial installations.
The 4-pole configuration allows simultaneous isolation of all conductors where required, providing a practical solution for larger three-phase renewable energy installations.
Key Features
Heavy-duty 200A AC isolator
4-pole configuration
Ideal for large commercial solar PV systems
Suitable for battery storage and other high-current applications
IP65-rated enclosure
Suitable for indoor and outdoor installations
Robust MF11 enclosure
Designed for reliable high-current isolation
Professional commercial and industrial solution
Technical Specification
Manufacturer: Katko
Product Code: KEM 4200C MF11
Rated Current: 200A
Number of Poles: 4
Protection Rating: IP65
Enclosure: MF11
Dimensions: 380 × 280 × 130mm
Important Note
This isolator does not include terminal covers, phase barriers, screws, nuts or bolts. These components must be sourced separately where required for the installation.
IMO Stag 125A AC Isolator 4-pole
£72.00 + VAT
IMO Stag 125A AC Isolator 4-pole
#3: 4560
The 125A 4-Pole AC Isolator is a robust enclosed switch disconnector designed to provide safe and reliable isolation for AC circuits rated up to 125A.
With a 415V rated operating voltage and 4-pole configuration, it is well suited to three-phase solar PV, battery storage, inverter and other commercial electrical installations requiring a secure local isolation point.
The durable IP65-rated enclosure provides protection against dust and water ingress, making the isolator suitable for both indoor and outdoor applications. For additional safety during servicing and maintenance, the rotary handle can be locked in the OFF position, helping prevent accidental re-energisation.
Key Features
125A rated current
4-pole AC isolation
Suitable for three-phase electrical systems
IP65-rated enclosure
Suitable for indoor and outdoor installations
Lockable rotary handle
Handle can be secured in the OFF position
Flame-retardant construction
Additional earth connection
EN 60947-3 compliant
Ideal for solar PV and battery storage installations
Technical Specification
Product Type: Enclosed AC Switch Isolator
Rated Current: 125A
Number of Poles: 4
Rated Voltage: 415V AC
Rated Insulation Voltage: 690V
Rated Isc Current: 2500A
Protection Rating: IP65
Dimensions: 240 × 160 × 120mm
Handle: Lockable rotary handle
Construction: Flame retardant
Earth Connection: Additional earth connection
Compliance: EN 60947-3
IMO | Enclosed DC Switch Isolator | 65A | 2 Pole 1 String | IP66
£135.00 + VAT
IMO 65A 600V Enclosed DC Isolator Switch for PV Installs
#3: 4573
The IMO SI65-PEL64R-2 DC Isolator is a heavy-duty isolation switch designed for Solar PV installations, providing safe and reliable disconnection of DC circuits between the solar array and inverter.
IMO's advanced switching mechanism uses a spring-assisted snap action, rapidly separating the contacts when the handle is operated. This helps extinguish the electrical arc generated when switching constant DC loads, with disconnection typically achieved within 3ms.
For additional safety during installation and maintenance, the rotary handle can be padlocked in the OFF position, preventing accidental reconnection while work is being carried out.
Key Features
Rated Current: 65A
Rated Insulation Voltage: 600V DC
Number of DC Poles: 2
Fast Switching: Arc suppression typically within 3ms
Protection Rating: IP66 / NEMA 4X
Padlockable OFF Position: Provides secure isolation during maintenance
Suitable for Solar PV: Designed specifically for DC applications
Warranty: 5 years
Box Dimensions: 240 × 156 × 176mm
Product Code: SI65-PEL64R-2
A robust, weather-resistant DC isolator suitable for residential, commercial and larger Solar PV systems requiring high-current DC isolation.
IMO | Enclosed DC Switch Isolator | 55A | 4 Pole 1 String | IP66
£142.00 + VAT
IMO 55A 600V Enclosed DC Isolator Switch for PV Installs
#3: 4573
The IMO SI65-PEL64R-2 DC Isolator is a heavy-duty isolation switch designed for Solar PV installations, providing safe and reliable disconnection of DC circuits between the solar array and inverter.
IMO's advanced switching mechanism uses a spring-assisted snap action, rapidly separating the contacts when the handle is operated. This helps extinguish the electrical arc generated when switching constant DC loads, with disconnection typically achieved within 3ms.
For additional safety during installation and maintenance, the rotary handle can be padlocked in the OFF position, preventing accidental reconnection while work is being carried out.
Key Features
Rated Current: 55A
Rated Insulation Voltage: 600V DC
Number of DC Poles: 4
Fast Switching: Arc suppression typically within 3ms
Protection Rating: IP66 / NEMA 4X
Padlockable OFF Position: Provides secure isolation during maintenance
Suitable for Solar PV: Designed specifically for DC applications
Warranty: 5 years
Box Dimensions: 240 × 156 × 176mm
Product Code: SI65-PEL64R-2
A robust, weather-resistant DC isolator suitable for residential, commercial and larger Solar PV systems requiring high-current DC isolation.
IMO | Enclosed DC Switch Isolator | 55A | 2 Pole 1 String | IP66
£126.00 + VAT
IMO 55A 600V Enclosed DC Isolator Switch for PV Installs
#3: 4571
The IMO SI65-PEL64R-2 DC Isolator is a heavy-duty isolation switch designed for Solar PV installations, providing safe and reliable disconnection of DC circuits between the solar array and inverter.
IMO's advanced switching mechanism uses a spring-assisted snap action, rapidly separating the contacts when the handle is operated. This helps extinguish the electrical arc generated when switching constant DC loads, with disconnection typically achieved within 3ms.
For additional safety during installation and maintenance, the rotary handle can be padlocked in the OFF position, preventing accidental reconnection while work is being carried out.
Key Features
Rated Current: 55A
Rated Insulation Voltage: 600V DC
Number of DC Poles: 2
Fast Switching: Arc suppression typically within 3ms
Protection Rating: IP66 / NEMA 4X
Padlockable OFF Position: Provides secure isolation during maintenance
Suitable for Solar PV: Designed specifically for DC applications
Warranty: 5 years
Box Dimensions: 240 × 156 × 176mm
Product Code: SI65-PEL64R-2
A robust, weather-resistant DC isolator suitable for residential, commercial and larger Solar PV systems requiring high-current DC isolation.