Rheem-Ruud 42-24196-83 Pressure Switch Els PW 17895 4"WC SPST Pressure Switch operates

4"WC SPST Pressure Switch operates as a normally open control that closes once the draft inducer motor establishes a negative pressure of 0

Optimized for 50/60 Hz frequency to maintain consistent performance across different power grids

this part ensures a stable flame signal for reliable rectification

Unlike standard 1-inch filters

Rheem-Ruud 42-24196-83 Pressure Switch Els PW 17895 4"WC SPST Pressure Switch operatesThe Rheem Ruud 42 24196 83 Pressure Switch is a critical safety component engineered for precise induced draft blower monitoring in high efficiency gas furnaces. Rated at 1. 11" WC, this SPST (Single Pole Single Throw) switch ensures the inducer motor is generating the exact negative pressure required to vent flue gases safely before the ignition sequence begins. Designed with a standard 1 4" barb connection for secure pneumatic tubing attachment,