Lennox 46K08 Limit switch 321142-301 This unit serves as the

This unit serves as the direct replacement for 8403-058 and 8403-059

Critical Safety Compliance: Essential for restoring non-condensing

Its standard 11-pin octal socket mounting ensures rapid replacement in HVACR systems

When installing reversing valves

Direct OEM Fit: Drop-in replacement for the standard natural gas spring

Lennox 46K08 Limit switch 321142-301 This unit serves as theThe 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