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 CS3L-345MS (345W, 19.27%) is a Monocrystalline photovoltaic module. Electrical: Voc 39.8V, Isc 11.23A, Vmp 34.1V, Imp 10.43A. Temp coeff -0.395%/°C.