York S1-1PS0309 Pressure Switch Els PW 17895 Key Benefits for Technicians Plenum

Key Benefits for Technicians Plenum Rated (UL Listed): Engineered for safe installation in environmental air spaces and plenums

The 40A rating applies to inductive loads like compressor motors

though reusing the existing flat-point set screw is possible if required

Unlike automatic limit switches

The G-2010-11 is built with a black lacquer finish and high-contrast white face to maintain readability in low-light mechanical rooms

York S1-1PS0309 Pressure Switch Els PW 17895 Key Benefits for Technicians PlenumThe York S1 1PS0309 Pressure Switch is an OEM specified safety component engineered for high altitude gas furnace installations. This SPST pressure switch is calibrated to a fixed setpoint of 0. 90" WC (water column), ensuring the inducer motor maintains the critical vacuum thresholds necessary for safe flue gas venting in low density air environments. Designed for precise atmospheric monitoring, this switch replaces standard units to prevent nuisance