The Chroma 62020H-150S is a Solar Array Simulation unit and is rated at 150V, 40A and 2KW. This is Chroma's first H-Series product which is lower in power and voltage than current offerings. Chromas other "H" Series DC Sources have power ratings of 5KW, 10KW or 15KW and voltage ratings of either 600V or 1000V.