Reznor 270386 Pressure Switch R-407A and RGBA model series

and RGBA model series

shielding the compressor from damaging liquid slugging during low-load conditions

Recurring trips often indicate a cracked heat exchanger

other sizes in the CGi series may require different WC ratings

Universal Signal: Features a standard 0-5 VDC output for seamless communication with various building automation systems

Reznor 270386 Pressure Switch R-407A and RGBA model seriesThe Reznor 270386 Pressure Switch is a critical safety and operational component designed for industrial and commercial HVAC systems, specifically optimized for constant duty environments. This OEM Reznor replacement part functions as high limit protection, monitoring vacuum or positive pressure within the combustion chamber to ensure the inducer motor is moving sufficient air for safe ignition. Engineered for precise differential pressure sensing,