Carrier HK02ZB309 Pressure Switch 320788-703 not for use with LP

not for use with LP gas

making it a critical component for systems requiring streamlined pilot light or pressure gauge integration

provided the axial load remains within the manufacturer's specified limits

This Lochinvar & A

Carrier HK02ZB309 Pressure Switch 320788-703 not for use with LPThe Carrier HK02ZB309 Pressure Switch is a critical OEM replacement part designed for high pressure monitoring in Carrier, Bryant, and Payne HVAC systems. This vapor pressure switch features precise factory set trip points, with an open pressure of 384 PSI and a close pressure of 309 PSI. Engineered for Puron (R 410A) units, it maintains system integrity by preventing hazardous overpressure events and ensuring the compressor operates within safe