Lennox 15M20 Pressure Switch Els PW 17895 ensuring the conical valve maintains

ensuring the conical valve maintains an optimal flow pattern

Broad Compatibility: Genuine OEM Nordyne part designed for seamless integration with Intertherm

Engineered for thermal stability and vibration resistance

As a direct replacement fan blade for legacy part numbers 667383

Broad Compatibility: Integrated into a wide range of furnace and air handler models under the Heil

Lennox 15M20 Pressure Switch Els PW 17895 ensuring the conical valve maintainsThe Lennox 15M20 Pressure Switch is a critical safety component designed for precise draft proving in residential and commercial furnaces and rooftop units. This OEM Lennox 15M20 switch is a single pole, single throw (SPST) normally open configuration that closes when it detects a pressure fall of . 10"wc. Built with a 1 4" barb connection for easy hose attachment, this air proving switch ensures the combustion air inducer is pulling sufficient vacuum