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the S1-2940-3551 features a robust 3-pole configuration that allows for multi-circuit control or staged heating applications
Precision Calibration: Pre-set to
the 706-123S is strictly designed for single-phase motors that are rated for speed control via phase proportioning
Automatic Reset Logic: Eliminates manual resets by restoring circuit continuity once temperatures drop below the 170°F cutout point
Common Questions: How do I identify if a York blower belt replacement is necessary
Lennox 83L83 Limit Switch the S1-2940-3551 features a robustThe Lennox 83L83 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces. As a genuine Lennox OEM replacement part, this auto reset limit switch is engineered to open the electrical circuit to the gas valve if the plenum temperature exceeds the 180F safety threshold, preventing heat exchanger damage. Once the temperature drops to approximately 150F, the switch automatically closes to resume
US$ 380.00
US$ 68.00