Lennox 46K08 Limit switch 320788-704 This single pole single throw

This single pole single throw control is typically wired in series with the compressor contactor coil

or a failing compressor motor that is pulling excessive Locked Rotor Amps (LRA)

this model is specifically engineered for water-based media including chilled and hot water up to 250°F

at which point it opens to allow flow

Lennox 46K08 Limit switch 320788-704 This single pole single throwThe Lennox 46K08 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. Engineered for high reliability applications, this auto reset limit switch operates within a predefined 140 160F temperature range, ensuring the heat exchanger does not exceed safe operating limits. When the plenum temperature reaches the high end threshold, the switch opens the electrical circuit to