is an essential OEM replacement igniter for high-demand industrial burner systems

Corrosion Resistance: Finished to resist harsh plant environments and ambient moisture in HVAC mechanical rooms

leak-free connection when used with standard 1/4" compression fittings

ensuring a precise fit and reliable thermal transfer

37"wc rating exactly as specified by the manufacturer for your specific model

Reznor 221158 Limit Switch Els PW 17895 is an essential OEM replacementThe Reznor 221158 is a professional grade 145F manual reset limit switch designed for critical thermal protection in industrial and commercial HVAC systems. This genuine Reznor OEM component acts as a primary safety control, monitoring the heat exchanger and air plenum to prevent hazardous overheating conditions. Engineered with a fixed 145 degree Fahrenheit trip point, the switch interrupts the control circuit if internal temperatures exceed the safe