Carrier HK02ZB325 Pressure Switch R-407A This rugged HVACR control module

This rugged HVACR control module is polarity insensitive

This specific OEM Fenwal replacement harness provides the precise lead length and gauge required to meet manufacturer specifications for pilot and main valve control circuits

boiler feed-water systems

optimizing evaporator efficiency and protecting the compressor from liquid slugging

This unit includes a factory-installed 24V AC coil suitable for most HVAC control circuits

Carrier HK02ZB325 Pressure Switch R-407A This rugged HVACR control moduleThe Carrier HK02ZB325 Pressure Switch is a critical safety component designed for high pressure cutout applications in residential and commercial HVAC units. Engineered with a 400 PSI cut out and a 325 PSI cut in, this SPST (Single Pole Single Throw) switch monitors refrigerant pressure to protect the compressor from damage during high head pressure events. This OEM Carrier replacement part features a 1 4 inch female SAE flare fitting with a Schrader