As a specialized 1

This 3-pole 25 amp contactor features a 110/120V AC coil

including the 58MXA and 48GS series

spring return valve bodies

Lennox 33J84 Limit Switch 319825-402 As a specialized 1The Lennox 33J84 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial HVAC units. Engineered as a 100 190F AUTO limit switch, this Lennox replacement part features a fixed temperature setting that triggers a circuit break at 190F and automatically resets once the plenum temperature cools to 100F. This furnace limit switch ensures the heat exchanger does not exceed safe operating