Canadian Solar, founded in 2001 and headquartered in Guelph, Ontario, is one of the few solar manufacturers with significant North American production capacity. The Canadian Solar CS3Y-455P (455W, 19.87%) is a Monocrystalline photovoltaic module. Electrical: Voc 51.8V, Isc 11.33A, Vmp 42.6V, Imp 10.69A. Temp coeff -0.34%/°C.