Your Trusted Tesla
Powerwall Installers
Expert installation and ongoing maintenance
for reliable, long-lasting home energy.
Smarter Home Energy, Starts Here.
At Sunlite, we help homeowners and businesses take full control of their energy with innovative battery storage solutions. As an accredited Tesla Powerwall installer, we design and install complete home energy systems that reduce reliance on the grid, lower energy bills, and increase energy independence- all backed by the performance and reliability of Tesla technology.
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How Tesla Powerwall Works
Tesla Powerwall is one of the most advanced home battery systems available today. It stores excess energy, whether from your solar panels or the grid, and makes it available whenever you need it most. That means you can power your home with stored electricity during the evening, overnight, or during a power outage, reducing costs and increasing your energy resilience.
Each Powerwall system consists of at least one battery unit and the Tesla Backup Gateway, which acts as the control centre of the system. The gateway learns and adapts to your energy usage patterns, manages charging and discharging, handles software updates, and automatically switches to backup power during outages. The result is a fully automated, intelligent system that maximises your energy use and minimises waste.
With a high usable capacity and excellent discharge rate, Powerwall can support larger household loads, keeping your essential systems running and helping you get the most from every unit of stored energy.
What are the benefits of a Tesla Powerwall?
Here are some benefits to consider:
Backup Protection
Powerwall detects grid outages and instantly powers your home, keeping lights, appliances, and devices running. When paired with solar panels, it can continue generating and storing energy during extended outages.
Intelligent Monitoring
Fox ESS systems offer intuitive remote monitoring via an app or online portal. Track performance in real time, manage battery usage, and integrate with energy-saving tariffs to optimise your savings.
Sleek, Compact Design
Tesla Powerwall’s minimalist all-in-one design is compact, modern, and suitable for both indoor and outdoor installation. It integrates seamlessly into any home.
Scalable Storage
Need more capacity? Up to 10 Powerwalls can be installed together, giving you up to 135kWh of storage- enough to meet even the most demanding household needs.
Climate-Ready Technology
With dedicated technical support in the UK and comprehensive warranty assistance, Fox ESS provides peace of mind long after installation.
Built for Safety & Longevity
With touch-safe design, no exposed wires, and durable construction, Powerwall is safe for homes with children and pets. Each unit also comes with a 10-year warranty for long-term peace of mind.
Product Range: Tesla Powerwall 3
The newest Powerwall is a powerful all-in-one solar and battery system that cuts costs, boosts energy independence and keeps your home running during outages. Easily monitor and control everything through the Tesla App.
It supports 20 kW DC of solar, delivers 11.5 kW AC of continuous power, and can start heavy loads up to 185 LRA, meaning a single unit suits most homes. Plus, Powerwall 3 Expansions make it simple and affordable to scale as your energy needs grow.
Highlights:
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Whole-home backup
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Fast installation & modular design
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Straightforward connection to any electrical system
Powerwall 3 brings next-generation performance with a cleaner, smarter way to power your home.
Why Choose Sunlite for your Tesla Powerwall Installation?
With decades of experience in renewable energy and a commitment to quality, Sunlite is one of the UK’s trusted Tesla Powerwall installation partners. Our team is fully certified and experienced in designing bespoke storage solutions tailored to your home, energy use and future goals.
We manage everything, from system design and installation to software configuration and long-term support, to ensure your transition to smarter energy is seamless and stress-free.
Accredited Tesla Powerwall Installer
Fully MCS-certified and Compliant Installations
Expert Design Tailored to Your Property and Usage
End-to-end Project Management, Maintenance and Support
Aftercare and System Optimisation Included
FAQS Answered: Tesla Powerwall
Can Tesla Powerwall be used without Solar Panels?
Yes. Powerwall can store energy from the grid, making it available when prices are higher or during a power outage, even if you don’t have solar panels installed.
Can my Tesla Powerwall be installed outdoors?
Absolutely. With an IP67 rating, Powerwall is weather-resistant and suitable for both indoor and outdoor installation.
How many Powerwalls can I install?
Up to 10 units can be connected together, offering up to 135kWh of storage, ideal for larger homes or properties with higher energy demands.
What's the difference between Powerwall 2 and Powerwall 3?
The main difference is the built-in inverter in Powerwall 3, which allows it to connect directly to solar panels without additional hardware. It also offers higher power output and more flexible system configurations.
Are Tesla Powerwall batteries safe?
Yes. With a sealed, touch-safe design and no exposed components, Powerwall is designed with safety in mind and is suitable for any household environment.
