Cole Hersee M-751 Dual Battery Selector Switch W/Key
500A intermittent, 310A Continous, 6-36V DC. Vaporproof,weather-,dust and corrision-resistant. Durable, fracture-resistan high temp plastic case, knob and insulator.
Heavy duty copper stud terminals, w/brass hexnuts. Can be surface mounted, or installed through a 3 5/16" hole in the panel. Marine UL listed.