This 185F manual reset limit switch is designed to break the electrical circuit if the heat exchanger exceeds its safe operational threshold

Smith 100166230 Pressure Switch is a critical safety component designed for precise low air pressure monitoring in commercial and residential heating systems

Common Questions What is the purpose of the red color on the R325E10-1022A

Interchangeable Orifice Design: Simplifies inventory management and allows for precise capacity tuning based on system load

consolidating your inventory for multiple service calls

McDonnell & Miller AF-1 Switch Freon This 185F manual reset limitMcDonnell & Miller AF 1 Air Flow Switch with Snap Acting SPDT Switch (Part Number 122800)