Expert guides, cutting-edge insights, and actionable strategies to transform your home with clean energy. Discover the facts, incentives, and solutions that power smarter decisions about solar in Canada.
Complete guide to installing solar with Hydro One. Learn about connection fees, net metering, grid capacity, and maximize your savings across Ontario's service areas including Barrie, Collingwood, Peterborough, North Bay, and more.
Read Hydro One Solar GuideDetailed breakdown of Hydro One connection costs
Maximize credits and annual electricity bill savings
Check capacity for your Hydro One service area
The difference between a low voltage and a high voltage solar battery is how it connects to the inverter: a 48 volt bank versus a link at a few hundred volts DC. High voltage systems such as Tesla, Fox ESS and Sigenergy are usually the better choice for a grid tied Canadian home. Low voltage wins on price per kWh.
For most Ontario homes, a battery without solar is a weak buy in 2026. On the Ultra Low Overnight (ULO) price plan, a battery alone might trim roughly $520 to $640 a year from a bill, depending on home size. It gets no Home Renovation Savings rebate, and payback often runs longer than the battery’s warranty.
Ontario's current electrical code gives a home battery four approved homes: the exterior wall of the house, an attached garage, a detached garage or other free standing structure, or a dedicated room or utility room built to fire construction minimums. Bedrooms are prohibited, and the capacity cap changes with the location.
As of August 2026, no federal loan accepts new applications for residential solar in Canada. The October 1, 2025 closure of the Canada Greener Homes Loan left four main ways to finance solar: cash, secured credit such as a HELOC, unsecured loans on approved credit, and property tax attached programs in some municipalities.
Ground mount solar is fully eligible for net metering in Ontario under O. Reg. 541/05, but it does not qualify for the Home Renovation Savings rebate, which covers rooftop systems only. Realistic annual bifacial gain over ordinary ground is under 10 percent, climbing toward 20 to 30 percent only with reflective surfaces and raised panels.
Electricity prices are going up in Ontario because demand is rising, new generation costs more than the supply it replaces, and delivery and regulatory charges are set separately. Regulated prices rose about 29 percent on November 1, 2025. That increase applies to the electricity line, not to your whole bill.
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