Jul 18, 2022 · Half Round Solar Powered Stud Light For Car Park In South Africa 18 07 2022 May 05, 2022 · The rated amps for the solar panel, multiplying the VMPP x the IMPP should give you the rated power in watts eg on the image specs above of the Canadian Solar solar panel the Vmpp is 37,4V and Amps are 8.96A 37,4V X 8.96A = 335,105W the rate power in