Single pole, single throw switch turns on position 1 or position 2. Can be used to combine nav lights and anchor light with independent bulbs. Heavy-duty, noncorrosive construction with moisture-repellent insulators. Brass case, stem, terminals and mounting hardware. All knobs are screw-on type. Nominal voltage is 6-36V DC. Rated for 10A at 12V DC. #8-32 screw terminals. Fits panels up to 1" thick. Replaces Cole Herssee part number M-531.