High Temperature Stability: Developed for hydronic heating systems and steam applications with a high melting point to prevent runoff

effectively dampening vibration and reducing structural noise during high-static operation

utilizing a mid-point ground configuration

Versatile Refrigerant Support: Fully compatible with modern oils (POE/PAG) and a wide range of refrigerants including R404A and R407C

preventing common issues like flame instability or lockout on high-demand equipment

York S1-2845-3181 Limit Switch 326058-755 High Temperature Stability: Developed forThe York S1 2845 3181 Limit Switch is a critical safety component designed for precise thermal monitoring within York furnace and air handling units. This auto reset limit switch features a 170 degree Fahrenheit opening set point and a 140 degree Fahrenheit closing threshold, providing a fixed 30 degree differential essential for preventing heat exchanger overheating. Engineered by Johnson Controls, the S1 2845 3181 serves as a direct OEM replacement