Weil McLain 511-624-401 Pressure Switch Els PW 17895 High Pressure Rating: Rated for

High Pressure Rating: Rated for a maximum operating pressure of 300 psi

Enhanced Diagnostics: Facilitates accurate system monitoring and fault detection to protect the compressor from short-cycling or thermal overload

Designed for HVAC high-limit switch replacement

Specifically engineered for condenser units

and Arcoaire units

Weil McLain 511-624-401 Pressure Switch Els PW 17895 High Pressure Rating: Rated forThe Weil McLain 511 624 401 Pressure Switch is a critical safety component designed specifically for high efficiency gas boilers, including the Weil McLain CGi 25 and CGi 3 series. As an OEM air pressure switch, it is factory calibrated to a precise 1. 79" WC (water column) set point to monitor the pressure differential created by the inducer blower. This SPST (Single Pole Single Throw) switch remains normally open and closes only when the system