Speak to a solar specialist
Chat to one of our solar experts for advice on home solar panel and battery installation, with no strings attached.
Email us
solar@octopus.energy
Our team are available to answer any questions, Monday - Friday.
Call us
0808 196 6842
Phone lines are open 9am - 5pm Monday to Thursday, and 9am - 4pm on Friday.
Call us: 0808 196 6842
Email: solar-aftercare@octopusenergy.services
(Our solar aftercare phone line is open 8am – 6pm Monday to Saturday, 10am - 6pm Sunday, and we answer emails 7 days a week)
For the fastest response, fill out this form to raise any issues. Alternatively, you can email us on solar@octopus.energy or call 0808 196 6842.
If you require extra help with setting up your export tariff and supply, please email export@octopus.energy.
Check out our full complaints procedure here.
Please note, if you’re having problems with a solar system that wasn’t installed by us, please seek advice directly from the manufacturer.
Discover more about solar installation with Octopus
Explore costs and savings
Try our solar explorer for instant estimated costs, based on your property
Frequently Asked Questions
Find answers to the questions our customers ask the most
It's a great time to get solar: here's why
7 reasons why January is the perfect time to invest in solar
Our most popular system starts from £11,115
Our most popular system is a 12 panel installation with a 10kWh smart battery which costs £11,115. All costs are based on April 2026 prices.
Your solar system, designed and installed from just £6,663
Our prices start at £6,663 for a 2 panel installation with no battery, based on April 2026 prices.
What's the average cost to have solar panels installed by Octopus energy? (FAQ)
The cost of installation can depend on how many panels you need, whether you choose to have battery storage, and what size of battery you require. The cost of a panel-only installation by Octopus starts from £6,663 (for 2 panels). Our most popular system is a 12 panel installation with a 10kWh smart battery which costs £11,115 All costs are based on April 2026 prices.
You'll have the option to pay monthly with a fixed-term loan, or pay in full after installation. We'll ask you to pay a non-refundable deposit of £500 when you sign your installation agreement.
Your solar and battery system could pay for itself in 9-13 years
According to the Energy Saving Trust, a solar system can pay back its cost in 9–13 years, depending on where you live and how much time you spend at home.
Payback periods are affected by factors such as your household electricity use, your roof size and orientation, and whether your system includes a battery.
After a free consultation, our solar specialists can provide a tailored estimate of your potential savings and payback period based on your home and system design.
Solar systems increase the value of your home
Analysis by the Department of Land Economy at the University of Cambridge suggests a 16% value uplift for new-build homes with enough solar and battery storage to eliminate energy bills. A further study of over five million existing properties indicates a 2-3% value increase for existing homes with solar panels or heat pumps (versus like-for-like gas-heated homes). According to the Sustainable Markets Initiative: Sustainable Markets Initiative: Cleantech Homes report, 2024.
The UK's most awarded energy supplier
We've won more awards for customer service than anyone else.