Tesla Energy | Powerwall 3 | 13.5 kWh battery
Β£5,025.00 + VAT
Tesla Powerwall 3 β Fully Integrated Solar & Home Battery System
#4: TESLA-1707000-31-J
Tesla Powerwall 3 Data SheetΒ
Tesla Powerwall 3 Installation Manual
Tesla Powerwall Warranty
Tesla Powerwall 3 Quick Guide Expansion Multi Unit Installation
Tesla Powerwall 3 Quick Guide Required Additional Parts and Tools
Tesla Powerwall 3 Install System Shutdown Switch
TheΒ 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 enclosureβno 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: β20 Β°C to 50 Β°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
Β±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 (60β550 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 Γ 609 Γ 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
This reduces installation time, minimises service visits, and enhances customer satisfaction.
Tesla Energy | Powerwall 3 | 13.5 kWh expansion battery
Β£3,990.00 + VAT
Tesla Powerwall 3 Expansion β Add 13.5 kWh Capacity to Any Powerwall 3 System
#4: TESLA-1807000-20-B
Tesla Powerwall 3 Expansion Data Sheet
Tesla Powerwall 3 Expansion Mounting ConfigurationsΒ
Tesla Powerwall 3 Installation Manual
Tesla Powerwall Warranty
Tesla Powerwall 3 Quick Guide Expansion Multi Unit Installation
Tesla Powerwall 3 Quick Guide Required Additional Parts and Tools
Tesla Powerwall 3 Install System Shutdown Switch
TheΒ Tesla Powerwall 3 Expansion is the fastest and simplest way to increase storage capacity on an existing Powerwall 3 installation. Each expansion unit adds 13.5 kWh of usable energy without requiring additional inverters, breakers, design revisions, or complex commissioning steps. Installers simply connect the parallel harness, mount the cabinet, and the system automatically synchronisesβno firmware flashing or recalculation needed.
Effortless Capacity Scaling
Plug-and-Play Integration
Designed to extend any Powerwall 3 setup, the expansion module instantly syncs with the base battery for seamless operation.
Scalable Architecture
Add up to 3 expansion batteries to a single Powerwall 3
Expand total storage to up to 54 kWhIdeal for homes with rising energy needs or small-commercial applications.
Engineered for Reliable UK Installation
Indoor & Outdoor Rated
The Powerwall 3 Expansion uses a robust IP67 / NEMA 3R enclosure engineered to withstand:
Operating temperatures from β20 Β°C to 50 Β°C
Up to 100% humidityPerfect for installation in plant rooms, meter cupboards, garages, and external walls throughout the UK.
Slim, Space-Efficient Design
Cabinet size: 1105 Γ 609 Γ 168 mm
Can be stacked behind the primary Powerwall 3 or mounted alongside it
Floor or wall mounting supported
Wall mounting requires a glass door enclosure
Rapid, Installer-Friendly Setup
Pre-Terminated Parallel Harness
Teslaβs pre-wired harness enables fast connection with minimal tools or wiring complexity.
Auto-Recognition & Balancing
The Tesla QR-code commissioning wizard:
Detects serial numbers automatically
Balances pack voltages
Syncs expansion units with the existing Powerwall 3 systemAll within minutes.
Unified Tesla Ecosystem
All monitoring, firmware updates, alerts and performance data remain within the Tesla App, reducing support calls and ensuring a smooth customer experience.
Technical Specifications
Battery Performance
Nominal energy per unit: 13.5 kWh
Weight: 118.5 kg
System compatibility: Tesla Powerwall 3 only
Certifications
Fully compliant with international safety and performance standards:
UL 1973
UL 9540
Pollution Degree 3Trusted by insurers and UK DNOs.
Mounting Options
Floor mount (standard)
Wall mount (requires glass door enclosure)
Tesla Energy | Backup Gateway 2 | IP55βrated
Β£880.00 + VAT
Tesla Backup Gateway 2 Bundle β Essential Control & Protection for Powerwall Systems
4: TESLA-1152100-13-J
Note: This component cannot be purchased separately. It is only supplied with a Tesla Powerwall battery.
Tesla Backup Gateway 2 Datasheet
Tesla Gateway 2 Box Content
Tesla Powerwall 3 Installation Manual
Tesla Powerwall 3 Quick Guide Expansion Multi Unit Installation
Tesla Powerwall 3 Quick Guide Required Additional Parts and Tools
Tesla Powerwall 3 Install System Shutdown Switch
The Tesla Backup Gateway 2 Bundle 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 Γ 380 Γ 127 mm IP55-rated enclosure, the Gateway ships:
Pre-wired
DIN-rail ready
Compatible with installersβ own breakers
At just 11.4 kg, it is lightweight and easy to mount in meter cupboards, plant rooms, or utility areas.
Scalable System Architecture
Supports Multi-Battery Installations
A single Backup Gateway 2 can coordinate:
Up to 4 AC-coupled Powerwall units
Up to 7 batteries in total when used within larger configurations
Ideal for larger residential and small-commercial setups.
Compatible With Third-Party PV
The Gateway enables the integration of:
Third-party solar inverters
AC-coupled PV systems
This allows retrofit projects or hybrid PV architectures to function seamlessly with the Powerwall ecosystem.
Key Installer Benefits
Fast Commissioning
Teslaβs commissioning wizard and QR-code setup streamline installation, cutting time on site and reducing callbacks.
Reliable Backup Control
The Gateway ensures battery backup availability and manages transitions automatically, enhancing customer satisfaction and reducing warranty risks.
Tesla Gen 3 Wall Connector with Matt:e Pen Fault Protection
Β£614.00 + VAT
Tesla Gen 3 Wall Connector with Matt:e Pen Fault Protection
#2: TES-WALLCONNECTOR-G3-PACK EV Charging - EV Charging Package
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Tesla Datasheet
Tesla Manual
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Tesla Gen 3 Wall Connector β 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 β the UKβs trusted supplier for Tesla and EV charging solutions.
Tesla Gen 3 Wall Connector - 7kW/22kW Type 2 Tethered
Β£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
*Collections are not permitted due to health & safety regulations*
Installer accreditation is required from Tesla to purchase this item.
Tesla Gen 3 Wall Connector
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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
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