WM655 - Combination Stoplight Switch
Product Brand: Williams Controls
A combination stoplight switch used to activate tractor and trailer stoplights.
Tested for one-million cycles, the WM-655 combination stoplight switch is used to activate the tractor and trailer stoplights with the service or emergency brakes are applied. The WM-655 is a double-pole, double-throw switch with three normally-open contacts and two normally-closed contacts. The unit is not grounded and is available with either one or two jumper wires.