High-Temperature Durability: Constructed with components designed to withstand constant exposure to corrosive flue gases and high thermal cycles

Enhanced Starting Reliability: The HST (High Starting Torque) design prevents stalls during heavy-duty cycles in high-ambient conditions

What is the electrical draw for this unit

Utilizing genuine Danfoss industrial parts ensures dimensional accuracy and material compatibility

Can I use standard 1/4" key stock instead

Reznor 211754 Limit Switch R-407A High-Temperature Durability: Constructed with componentsThe Reznor 211754 Limit Switch is a critical safety component designed for high limit temperature monitoring in Reznor unit heaters. This OEM replacement switch features a 180F fixed temperature setpoint with a 30F differential, ensuring precise thermal cutout protection to prevent internal heat exchanger damage or unsafe operating conditions. Built for durability in commercial HVACR applications, this SPST automatic reset limit switch monitors