With battery storage you can store the electricity from your solar panel system and then use it when you need it. My Contribution are proud to say we are Certified Installers of the Powerwall. Find out how the Tesla Powerwall can help you on your journey to energy independence.Get in touch
On a typical day, Powerwall will meet your energy needs.
Powerwall can keep your home running during a blackout.
With the Powerwall app, control your system from anywhere.
We are proud to be a Tesla Certified Installer. We have been installing the Tesla Powerwall across Wales since it first launched in the UK. Our team work with Tesla to ensure the highest standard of installation and aftercare.
Continuous power during an outage.
Real time data showing energy usage.
Control how you use your Powerwall.
10 Powerwalls on a single phase.
Install Powerwall on the floor or wall.
Unlimited charging cycles.
Easily integrated with solar PV.
10 Year Warranty with Tesla Powerwall.
The Backup Gateway 2 is an essential accessory for the Powerwall. It manages the connected between the Powerwall, the grid and potentially a solar PV system. The Gateway 2 keeps you connected to your Powerwall providing you with alerts through the Tesla app. Gateway 2 also turns your Tesla into an uninterruptible power supply, meaning your home will continue running in the event of a grid outage.Learn More
Uninterruptible Power Supply.
Monitor your energy usage in real time.
Manages the grid connection and Powerwall.
Manages solar PV with Powerwall.
|Tesla Powerwall Specs|
|Mounting||Wall or Floor Mounted, Indoor/Outdoor|
|Inverter||Fully integrated Tesla inverter|
|Usable Capacity||Capacity: 13.5 kWh|
|Power||5 kW continuous, 7 kW peak|
|Round Trip Efficiency||90%|
|Operating Temperature Range||–20°C to 50°C (–4°F to 122°F)|
|Dimensions||1150 mm x 755 mm x 155 mm (45.3 in x 29.7 in x 6.1 in)”|
Take a look at some of the answers to our most common questions.
Powerwall needs an internet connection to work, this could be via ethernet cable or wifi. Our team can discuss this with you during a survey.
Powerwall will help you become less reliant on the grid and will meet most of your energy needs. It also has the capability to run your home in the event of a grid outage. Contact our team for more information.
In Self-Powered mode, Powerwall charges from your excess solar energy which is generated by your solar panels. Instead of sending the excess power back to the grid Powerwall stores it. This energy is then discharged during the evening and night to power your home.
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Units 5 & 6 Rushacre Enterprise Park