Exceptional chemical resistance against industrial refrigerants and refrigeration oils

it monitors discharge air temperature at the vent

OEM Compatibility: Exact York replacement part ensures seamless fitment and electrical alignment without field modifications

Efficient Coil Specs: 208/240V AC coil with 3 VA nominal power consumption and 7

or if you observe visible pitting/burning on the contact points

Lennox 42J04 Limit Switch Exceptional chemical resistance against industrialThe Lennox 42J04 Limit Switch is a critical OEM replacement part designed for high limit thermal protection in residential and commercial HVAC systems. Engineered to maintain safe operating parameters, this 135 175F Auto Limit Switch features an automatic reset mechanism that interrupts the heating circuit if internal plenum temperatures exceed the 175F threshold, preventing heat exchanger damage and ensuring system safety. This fixed temperature