Top-Rated Home Battery Installers in London, ON
4 local companies ranked by 391 Google reviews. Free to compare, no sign-up.
Short answer: The top-rated home battery installers in London are Somerton Electric (5.0★, 264 reviews), Ray's Electric (4.8★, 48 reviews), Studerus Electric Inc. (4.7★, 64 reviews).
Home Battery installers in London, ranked
- 5.0 (264 Google reviews)316 Rectory St #218, London, ON N5W 3V9
- 4.8 (48 Google reviews)1885 Blue Heron Dr Unit 5, London, ON N6H 5L9
- Studerus Electric Inc.Also installs solar4.7 (64 Google reviews)3392 Wonderland Rd S, London, ON N6L 1A8
- Polar Energy Systems - Insulation ServicesAlso installs insulation4.2 (15 Google reviews)79 Bessemer Rd #23, London, ON N6E 1P9
Together these 4 companies average 4.9★ across 391 reviews. Somerton Electric has the most reviews (264).
Ranked by Google rating weighted by review count, collected September 2026. Rankings are not paid for. How we rank and how we make money.
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What a home battery costs in London
Price depends on the brand, how much storage you want, and whether you need a panel upgrade. Ask for the price per usable kWh so quotes are easy to compare.
That could cut your cost by up to $5,000 if you qualify. Most rebates have rules (income, your current heating, a registered contractor, approval before work starts).
Rebates: our verified program data, checked monthly. Always confirm the exact amount for your home.
Talk to a registered energy advisor first. Some rebates need an evaluation or heat load calculation before any work starts. See the top-rated registered energy advisors in London. Read when to call an energy advisor.
Get free quotes from these home battery installers
Tick up to 3 companies and tell them what you want done. We send your request straight to them. Free, no obligation.
Which battery should you ask about?
Most home installers work with a few brands. Compare usable storage (kWh), how much power it can deliver at once (kW), whether it works in an unheated garage, and the warranty. Our side-by-side guides cover the Tesla Powerwall 3, Enphase IQ Battery 5P, Eguana Evolve and FranklinWH aPower 2. Compare home batteries.
Before you hire a home battery installer
- Ask for the usable storage (kWh) and the continuous power (kW), and which circuits it will keep running in an outage.
- Ask whether the battery is on your rebate program's approved list. Brands not on the list get no rebate.
- Ask where it will go. Some batteries lose capacity or stop charging in a cold garage.
- Ask about the warranty: years, and how much capacity it keeps by the end.
Questions about home battery installers in London
Who is the best home battery installer in London?
Based on Google reviews, the top-rated home battery installers in London are Somerton Electric (5.0★, 264 reviews), Ray's Electric (4.8★, 48 reviews), Studerus Electric Inc. (4.7★, 64 reviews). We rank by a review-weighted score, so companies with many strong reviews rank above those with only a few.
How are the home battery installers in London ranked?
We list 4 home battery companies in London, ranked by Google rating weighted by review count. Together they have 391 Google reviews and average 4.9 stars, collected September 2026. Somerton Electric has the most reviews (264). No company pays to be listed or ranked.
How much does a home battery installation cost in London?
Battery prices depend on the brand, how much storage you want, and whether you need a panel upgrade. Ask for the price per usable kWh so quotes are easy to compare.
Are there rebates for home batteries in London?
Yes. Our verified program data shows battery rebates up to $5,000 open in London. Most rebates have rules, such as income, your current heating, a registered contractor, or approval before work starts, so check the rebate page before you sign.
What should I ask a home battery installer before I hire?
Ask for the usable storage (kWh) and the continuous power (kW), and which circuits it will keep running in an outage. Ask whether the battery is on your rebate program's approved list. Brands not on the list get no rebate. Ask where it will go. Some batteries lose capacity or stop charging in a cold garage.
Before you call anyone, check what home battery rebates you can get in London. Many programs require approval or a registered contractor before work starts.
Planning more upgrades? See the top-rated heat pump installers, solar installers, insulation installers, energy advisors in London.
How to read these results
- Open the profile.How a installer describes its own work tells you a lot. Look for jobs like yours.
- Read the Google reviews.Stars and counts come from Google Maps. Click through and read what past customers wrote, good and bad.
- Check for program badges.A green registered-contractor badge means the company is on the program's own list, which some rebates require.
- Compare three.Do not stop at the first good installer. Three quotes show you the real range in price, equipment and plan.
Not ready to talk to a contractor yet?
Short reads and quick quizzes. Learn the rules first, then call.
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