With a continuous duty rating of 500 amps, these switches are suitable for use starting large diesel and gasoline engines.

Ignition protected (SAE J1171); safe for installation aboard gasoline powered boats.
Corrosion-resistant, one-piece, tin -plated, 1/2" copper studs cannot loosen, and accept multiple cables up to 4/0
Rated at IP66 - withstands heavy seas, jets of water
Case design allows surface or rear panel mounting
Meets all American Boat and Yacht Council (ABYC) requirements for battery switches; UL listed; CE marked
Fits all Perko and Guest low amperage battery switch hole patterns

Note: Maximum ratings in Specification Table are when using 4/0 cable.