Reliable Switching: High-quality internal contacts prevent resistance build-up that often leads to intermittent ignition failure

Equipped with straight boots on both ends

it maximizes current-carrying efficiency to ensure a cooler-running component under heavy inductive loads

It serves as a direct cross-reference for major brands like Whirlpool

Weil McLain 511-624-403 Pressure Switch Els PW 17895 Reliable Switching: High-quality internal contactsThe Weil McLain 511 624 403 Pressure Switch is a critical OEM safety component specifically calibrated for CGi 5 Series gas boilers and select CGs 5 models. Operating with a precise fixed set point of 1. 22" W. C., this air pressure differential switch ensures that the inducer fan is generating sufficient draft before allowing the ignition sequence to proceed. It is designed for standard altitude installations ranging from 0 to 1,999 feet. This