Lennox 83L75 Limit Switch 322056-301 eliminating the need for universal

eliminating the need for universal hub adapters or shaft modifications

ensuring long-term reliability even in areas exposed to environmental stressors

allowing for dry sensor replacement while maintaining a high-performance thermal link to the medium

Rugged Construction: Closed-face type housing protects the internal SPST contact from dust and moisture ingress

Accurate temperature feedback is critical for proper system control and efficiency

Lennox 83L75 Limit Switch 322056-301 eliminating the need for universalThe Lennox 83L75 Limit Switch is a critical safety component designed for HVAC furnace flame roll out and high limit protection. Engineered to Lennox OEM specifications, this auto reset thermal limit switch operates within a precision range of 100 145F. As a primary safety device, the 83L75 monitors temperature spikes within the heat exchanger and interrupts the burner circuit if thresholds are exceeded to prevent system damage or hazardous operation.