York S1-024-34684-000 Pressure Switch Els PW 17895 it features a durable housing

it features a durable housing and high-conductivity terminals to mitigate arcing and heat buildup during frequent cycling

This genuine Weil McLain part is a direct replacement for part number 511624403

Rated for 10 Amps at 240 Vac

What causes this limit switch to frequent trip

or the outdoor fan and compressor failing to engage despite a 24V call from the thermostat

York S1-024-34684-000 Pressure Switch Els PW 17895 it features a durable housingThe York S1 024 34684 000 Pressure Switch is a critical OEM safety component specifically engineered for York 2 stage furnaces. Designed as a dual stage differential switch, this part monitors the furnace draft inducer motor to ensure combustion gasses are properly vented before allowing the gas valve to energize. Technical specifications include a high stage deactivation rating of 1. 4 in WC and a low stage deactivation at 0. 4 in WC, ensuring