Unlike harsh chlorine-based alternatives

The Lennox 88K90 is designed with a 1/4" barb connection

While the 061F750601 is the recommended replacement for the 5711

featuring a setpoint range of -30 to 50

York S1-324-35886-000 Pressure Switch Kit Els PW 17895 Unlike harsh chlorine-based alternativesProfessional grade York S1 324 35886 000 Pressure Switch Kit is a critical OEM replacement for 2 stage 96% AFUE furnaces, ensuring precise draft verification for the combustion cycle. This dual stage inducer pressure switch kit is designed to monitor both low fire and high fire manifold pressures, preventing ignition if the venting system fails to achieve the specific inches of water column (WC) required by the control board. For technicians