The BWD Oil Pressure Switch is precisely laser-etched to calibrate the switch's thick film-printed circuits, ensuring accurate readings of actual oil pressure in a vehicle's engine. Featuring high-temperature, polyimide film diaphragms, it boasts exceptional cycle durability and resistance to rupture and oil leakage. It undergoes 1% testing with automated equipment that activates the switch and checks for leaks and stresses, ensuring specification compliance under demanding operating conditions. Its robust design and high-grade materials are well suited to meet the stringent demands of today's service professional. This switch is designed to handle rapid pressure pulsations without damage to components.