allowing technicians to service the motor without breaking into the piping

the 21709 is the current Lennox replacement part for legacy numbers including 54C95

This kit provides a 9 to 13 PSI spring range

Never leave a vent safety switch bypassed during normal operation

providing a direct-fit solution for many Rheem

York S1-373-03136-602 Limit Switch 30067439-890 allowing technicians to service theThe York S1 373 03136 602 Limit Switch is a critical safety component engineered for precise thermal protection in residential and light commercial HVAC systems. Designed as a direct OEM replacement part, this automatic reset limit switch provides essential circuit interruption to prevent heat exchanger damage or unsafe operating conditions. With a calibrated temperature range of 110 to 170 degrees Fahrenheit, it offers high accuracy monitoring for 7