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Operating on a 460V 3-phase 60Hz power supply
With three field-selectable operating pressure ranges—0 to 100 psi
the OE250 mitigates thermal drift
they often require bracket modifications
Lennox 44L65 Limit Switch 321702-401 Operating on a 460V 3-phaseThe Lennox 44L65 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. Engineered as a 160 185F AUTO limit switch, this normally closed (NC) thermal sensor monitors heat exchanger temperatures to prevent overheating and potential component failure. Functioning as a high limit safety cut out, the 44L65 features an automatic reset mechanism that restores the circuit once
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