Carrier HK02ZB022 Pressure Switch R-22 BSPT connection threads ensure compatibility

BSPT connection threads ensure compatibility with equipment requiring international threading standards

This functionality is critical for the precise operation of normally open or normally closed damper actuators and valve assemblies within air handling units and VAV systems

utilizing a high-reliability SPDT enclosed relay

This is a 480V specific heating element

If the heater is receiving power but the diagnostic LEDs remain dark or provide conflicting signals that do not match the physical state of the components (e

Carrier HK02ZB022 Pressure Switch R-22 BSPT connection threads ensure compatibilityFor veteran HVACR technicians, the Carrier HK02ZB022 Pressure Switch is the definitive OEM replacement low pressure switch for maintaining the operational integrity of Carrier, Bryant, and Payne cooling systems. This HVAC low pressure cut out switch is engineered to monitor refrigerant suction pressure, providing a critical safety layer that prevents compressor damage by interrupting the 24V control circuit if levels drop below a safe threshold.