Max panel thickness: 1/4 inch Two-position on/off toggle switch is suitable for the operation of running and anchor lights, bilge pumps, blowers and baitwell pumpsSuitable for operating running and anchor lights, bilge pumps, blowers, baitwell pumps and moreIncludes locking ring and cap nutTerminals: 3Max panel thickness: 1/4 inchManufacturer part number 50-12201