Weil McLain 511-624-402 Pressure Switch Els PW 17895 As a versatile direct spark

As a versatile direct spark ignition component

Technical specifications typically recommend a 2A external fuse to protect the 40VA secondary winding from overcurrent conditions effectively

For contractors managing complex setups

This is a skeleton-style transformer meant for installation within a protected electrical NEMA enclosure or furnace cabinet to prevent exposure to direct moisture

Common Questions What units are compatible with the Lennox X0444

Weil McLain 511-624-402 Pressure Switch Els PW 17895 As a versatile direct sparkThe Weil McLain 511 624 402 Pressure Switch is an essential safety component specifically engineered for induced draft combustion systems. Calibrated to a 1. 48" WC setpoint, this SPST (Single Pole Single Throw) switch monitors the differential pressure across the inducer motor to ensure the venting system is clear of obstructions before ignition. This HVAC pressure switch features a dual 1 4" barb connection for easy integration with standard