Lennox 38M77 Pressure Switch Els PW 29614 the 1779415PS helps prevent debris

the 1779415PS helps prevent debris accumulation and environmental wear

Universal Compatibility: Seamlessly fits the Danfoss EVR

this unit is built for sustained performance in commercial environments

5-inch diameter are spec-matched to maintain factory CFM standards

and 912/915/926 series furnaces

Lennox 38M77 Pressure Switch Els PW 29614 the 1779415PS helps prevent debrisThe Lennox 38M77 High Pressure Switch is a critical OEM safety component designed for R 410A HVAC systems. Engineered to monitor discharge line pressure, this switch prevents compressor damage by interrupting the control circuit when pressures exceed safe operating limits. With a factory calibrated trip setting of 640 psi and a reset threshold of 475 psi, it ensures precise high limit protection in commercial and industrial rooftop units and split