Brake pressure switch is wired into the ignition system and kills power to ignition when a sudden spike in brake pressure is sensed during the event of an accident or emergency. Switch has an adjustable cut-off pressure from 700-1900 PSI and resets automatically when brakes are released. A weatherproof cover protects the inner adjustment screw and seals the 18" long pigtail leads. 1/8" NPT male threads.
Allstar Performance Brake Pressure Safety Switch 76255