Lennox 49M50 Pressure Switch 318518-761 Key Benefits Precise Combustion: Engineered

Key Benefits Precise Combustion: Engineered for an optimal air-to-gas ratio to ensure efficient fuel utilization within the heat exchanger

Designed for LP gas heating systems

Simplified Installation: Features a standard 3/4" x 3/4" connection and a compact

The Carrier HC39GE469 Motor is a high-performance

and warming cabinets

Lennox 49M50 Pressure Switch 318518-761 Key Benefits Precise Combustion: EngineeredThe Lennox 49M50 is a high performance HVAC high pressure switch designed for critical system monitoring in residential and commercial cooling applications. This genuine OEM Lennox pressure switch functions as a primary safety control, specifically calibrated for a 640 psig cut out (C O) threshold. When refrigerant pressures exceed this safety limit, the switch breaks the electrical circuit to the compressor, preventing catastrophic component failure