Mack 1MR2472M Brake Light Pressure Switch 4 PSI – Mack Trucks Pressure Protection Valve The spring uses a 9-inch

The spring uses a 9-inch top plate with 2 holes at 6

The Delphi EX630958 replaces Cat 10R0958 and 10R2780 (current service)

Big-A 563 / 95210 / 95212

7L turbo diesel found in:

Mack 1MR2472M Brake Light Pressure Switch 4 PSI – Mack Trucks Pressure Protection Valve The spring uses a 9-inchGenuine Mack OEM brake light pressure switch (1MR2472M) for Mack heavy duty trucks. Wired into the stop lamp circuit, this normally open switch closes at 4. 0 PSI to illuminate the brake lights when the service brakes are applied a non functioning switch is both a safety risk and a DOT out of service violation. The 1 8" NPT body ships with factory Loctite for a leak free install. PAI FSW 0491 is the verified premium aftermarket equivalent. Signs You