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Universal Compatibility: Engineered as an OEM-grade Resideo heater control board for gas warm air appliances and oil-fired equipment
Precise Superheat Regulation: Maintains optimal R-410A refrigerant flow to maximize heat transfer efficiency and indoor comfort
It comes factory-set for natural gas but includes an LP conversion kit and reducer bushings (1/2" x 3/8" and 3/4" x 1/2") to ensure maximum field adaptability
System Protection: Acts as a safeguard against compressor damage by preventing unvaporized liquid refrigerant from leaving the evaporator
Lennox 69W36 Limit Switch 321894-706 Universal Compatibility: Engineered as anThe Lennox 69W36 Limit Switch is a critical OEM safety device designed to regulate thermal limits in Lennox furnaces and residential heating systems. Calibrated as an L150 30F limit switch, this component is engineered to automatically interrupt the electrical circuit when internal temperatures reach a threshold of 150F, preventing heat exchanger damage and potential fire hazards. As an automatic reset switch, it will close the circuit once the system