Mini Battery Switch On/Off with Knob

300 Ampere continuous rating for outboards and small gasoline or diesel engines. One-piece tin-plated copper stud design never loosens over time. Terminal studs accept 3/8" or M10 ring terminals. Features isolation cover with 3 removable sides. This Mini switch is 2-7/8" x 2-7/8". Ignition protected and UL Listed. Rated for 300 amps continuous, 500 intermittent, 1500 cranking