York S1-024-34562-000 Pressure Switch Els PW 17895 Designed as a safety relief

Designed as a safety relief valve for boilers

High Temperature Resilience: The Class F insulation rating ensures stable performance even in higher-heat environments typically found in steam or hot water applications

while applying 120V to a 24V valve will lead to immediate component failure and potential fire hazards

Key Benefits Versatile Mounting: Compatible with standard octal-style sockets or direct wiring using 3/16" quick-connect/solder terminals

The Weil McLain 511-724-274 Main Flame Sensor is a critical OEM replacement part engineered for precise flame rectification in high-efficiency boiler systems

York S1-024-34562-000 Pressure Switch Els PW 17895 Designed as a safety reliefThe York S1 024 34562 000 Pressure Switch is a critical OEM replacement part engineered specifically for high efficiency York furnace and air handler applications. This dual pressure switch features a normally open (N O) contact configuration, calibrated with a 1. 05 0. 40 deactivation rating to monitor venting and combustion air pressure accurately. When the S1 024 34562 000 detects a drop in static pressure or an obstruction in the flue, it breaks