The HK02ZA439 is a Carrier OEM high-pressure switch, designed to protect HVAC systems.
The HK02ZA439 is a Carrier OEM high-pressure switch, designed to protect HVAC systems by monitoring refrigerant pressure and interrupting operation when levels exceed safe thresholds.
Key Specifications
Attribute
Details
Type
High-Pressure Switch (Pressurestat)
Open Pressure
426 psi
Close Pressure
320 psi
Function
Opens circuit at high pressure to protect compressor