ROBERT BERTRAND

The wrong charge controller settings are the leading cause of premature battery failure in Ontario off-grid systems, and the most common mistake is using a Victron factory default profile without confirming it matches the installed battery chemistry. A homeowner on Clairfields Drive in Guelph, Wellington County installed a new Battle Born 100Ah LFP battery in

Solar panel output in Ontario drops to approximately 27% of the nameplate rating in January, not because the panels are defective, but because the sun delivers only 1.5 peak sun hours per day instead of the 4.5 hours that made your July system look like it was working fine. A homeowner on Clairfields Drive in

An MPPT charge controller is the component that determines how much of your panel’s available power actually reaches your battery, and in Ontario’s November low-light conditions, the difference between MPPT and PWM is approximately 28% of every watt your array produces. A homeowner on Clairfields Drive in Guelph, Wellington County installed a 400W panel array

The best solar panels for an Ontario off-grid system are not the ones with the highest STC wattage rating, they are the ones that maintain output integrity when the temperature is -15C and the roof has 30cm of wet April snow on the frame. A homeowner on Edinburgh Road South in Guelph, Wellington County installed