perfect for tight residential meter sets

this dual-action pressure switch features a fixed 380 PSI open setpoint to prevent compressor damage and a 300 PSI close reset point for automated system recovery

and 325-9 series regulators

Can I use a universal switch as a substitute

This #10-32 x 1/2" slotted hex screw is designed to offer maximum torque retention in environments subject to constant thermal expansion and mechanical vibration

Carrier HK02ZA441 Pressure Switch Els PW 17895 perfect for tight residential meterAs a veteran tech, you know that keeping a system within design parameters is non negotiable for longevity. The Carrier HK02ZA441 Pressure Switch is a Factory Authorized Part designed specifically for high pressure monitoring in residential heating and commercial HVAC equipment. This OEM replacement part features a single pole single throw (SPST) configuration rated at 2A @ 24V and 125VA @ 115 230V. Built to strictly adhere to factory specifications,