Blue Sea Systems Swtch Batt 4-Pos

350A continuous rating for applications requiring high power output reliability & low heat generation. Accepts up to 4/0 battery cables. Luminous label for low light reading. Ignition protected. 3/8''-16 tin-plated copper studs for maximum conductivity & corrosion-resistance. Meets all ABYC requirements. Tactile textures indicate knob position by feel only. Case design allows surface or flush mounting. Fits all Perko low amperage battery switch hole patterns. UL listed. 9001E: Switches battery bank 1 or 2 (or both) to a single load using 1 switch. 9003E: Single battery to single load group. Multiple switches used to manage several isolated circuits including cross connecting for emergency paralleling. 5511E: Switches two battery banks simultaneously with one ON/OFF switch while maintaining battery bank isolation minimizing the risk of a dead Start battery. BOTH function offers the ability to combine the two battery banks in the event of a low Start battery.