STOP LIGHT SWITCH SL-4

This Air Brake Service Circuit Stop Light Switch SL-4 turns on the red brake lights on the the vehicle rear lights when the brakes are applied. Brake light serve to alert other drivers behind you that you’re stopping, backing up, or slowing down. When driver applies the brake pedal, the lever arm attached to the pedal pushes a plunger inside the brake light switch. It completes an electrical circuit causing the rear brake lights to turn on.

REPLACES: P13632, FSC-1749-1121, LST-3632, EM36320, 3636, 36320, 3632, 1749-1121, 1MR2413A, S-22361, PFFSC-1749-1121, FSC1749-1121, 577.99535, 170.002413A