MT017 Compact ON-OFF Battery Isolator Switch — 150A Not every DC installation needs a heavy switch. The MT017 is built for the middle ground: small and mid-size boats, camper electrical boards, and utility vehicles where the total load sits around 150 amps and panel space is tight. It gives that circuit a proper master cut-off without adding bulk or extra positions to explain. The dial travels between ON and OFF only, with a defined stop at each end. Set it one way and the