York S1-024-34685-000 Pressure Switch Els PW 17895 Key Benefits Ensures peak performance

Key Benefits Ensures peak performance of Series 21 and 25A make-up water feeders

a "rattle test" may also indicate internal component failure in this specific current relay style

Its ODF connection ensures a leak-proof

ensure high-cycle performance in both hot and chilled water applications

Direct Drop-In Compatibility: Replaces Lennox part numbers 72L9201

York S1-024-34685-000 Pressure Switch Els PW 17895 Key Benefits Ensures peak performanceThe York S1 024 34685 000 Pressure Switch is an essential OEM safety component engineered for precise monitoring of the inducer draft and combustion venting cycles. This normally open (N O) pressure switch is factory calibrated with a multi stage setpoint configuration of . 75 1. 1 . 4 in. WC (Inches Water Column). By verifying that the draft inducer motor is moving a sufficient volume of air to safely exhaust combustion gases, this furnace air