Reznor 101901 Switch ensuring the burner circuit opens

ensuring the burner circuit opens if the system exceeds safe operating parameters

This factory-calibrated blue spring is approximately 8-1/8 inches in length and features a plated finish for superior corrosion resistance and longevity within the regulator housing

or visible bulging (doming) of the capacitor's top terminal plate

this high-performance component is the administrative direct replacement for CTR1138

Reznor 101901 Switch ensuring the burner circuit opensThe Reznor 101901 Switch is a heavy duty Single Pole Double Throw (SPDT) component engineered for precise control in HVACR systems. Rated for 15 Amps, this genuine OEM Reznor part is critical for managing blower and fan operations in industrial unit heaters. Designed for 24VAC or line voltage applications, the Reznor 101901 SPDT Switch facilitates seamless load switching between two active outputs, ensuring stable climate management in commercial