or the furnace entering a safety lockout during the pre-purge cycle

The switch is calibrated to open (cut-out) at 145°F and close (cut-in) at 115°F

the 120F0283 is the manufacturer-specified direct replacement for the 120F0030

contractors can ensure precise piloting and shut-off integrity in demanding industrial and HVACR environments without the cost profile of a full valve body replacement

Integrated Diagnostics: Features onboard LED status lights and test pins to simplify troubleshooting of the defrost thermostat and sensor circuits

York 025-26964-000 TXV R-134A or the furnace entering aThe York 025 26964 000 TXV is a precision engineered thermostatic expansion valve designed to regulate refrigerant flow with high accuracy in York chiller systems and large tonnage HVAC applications. Featuring a 1 5 8" ODF sweat connection, this balanced port TXV is built to maintain optimal superheat across varying load conditions, preventing liquid slugging and ensuring compressor longevity. As a direct OEM York replacement part, it eliminates the