York S1-363-93521-703 Heat Exchanger Freon this switch features a fixed

this switch features a fixed 170°F trip point and a 130°F reset differential (40°F drop)

visible cracks on the surface

This specific gauge is designed for Weil-McLain EG

and mounting nuts

but the technical specifications and dimensions are identical

York S1-363-93521-703 Heat Exchanger Freon this switch features a fixedThe York S1 363 93521 703 Heat Exchanger is a critical 3 tube OEM replacement component engineered for high efficiency thermal transfer in residential and light commercial York furnace units. Designed to withstand the rigorous thermal cycling demands of heating operations, this multi tube assembly facilitates the safe separation of combustion gases from the indoor airflow, ensuring system safety and optimal BTU output. Built from heavy duty aluminized