Carrier HK05ZG022 Pressure Transducer

The Carrier HK05ZG022 Pressure Transducer is a critical sensing component engineered for precise refrigerant monitoring in high-efficiency HVAC cooling systems and Carrier Chiller maintenance applications. This OEM voltage-output sensor converts refrigeration pressures into a stable 0.5 to 4.5 VDC signal, facilitating real-time logic adjustments within the integrated control board. Designed to withstand the rigorous vibrations and thermal fluctuations found in light commercial rooftops and chillers, the HK05ZG022 ensures accurate suction or discharge pressure readings, preventing compressor short-cycling and protecting against low-pressure evaporator freeze-ups.

For contractors performing a Carrier pressure sensor replacement, this transducer features a standard 1/4-inch SAE female flare connection with an internal Schrader depressor, ensuring a leak-free interface without refrigerant loss during installation. When troubleshooting HVAC pressure transducer troubleshooting codes, verifying the reference voltage and signal output via the three-pin Packard connector is essential for diagnosing potential drift or sensor failure.

Key Benefits for Technicians:

• OEM Precision: Specifically calibrated for Carrier and Bryant logic controllers to ensure baseline accuracy in building automation systems.
• Durability: Stainless steel sensing element resists internal corrosion from synthetic oils and modern refrigerants.
• Plug-and-Play Integration: Utilizes a standard electrical harness for rapid field replacement without re-wiring.
• System Protection: Provides high-speed data transmission to the controller to prevent liquid slugging and thermal overloads.

Common Questions:

What are the symptoms of a failing HK05ZG022?
Technicians typically observe erratic voltage readings at the controller, causing the system to trip on nuisance low-pressure faults even when refrigerant charges are within spec. Failure often stems from moisture intrusion or electrical surges.

Can I use an aftermarket transducer?
While generic sensors exist, the Carrier HK05ZG022 Pressure Transducer is factory-scaled for specific voltage curves required by the proprietary Carrier logic. Using non-OEM parts can result in skewed data and improper compressor modulation.

Does this include the wiring harness?
The HK05ZG022 is the sensor unit itself. It features an integrated connector compatible with the existing system harness. If the harness is damaged, it must be sourced separately.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.