The Carrier HK02ZA452 is an OEM high-pressure switch designed to safeguard HVAC refrigeration circuits by interrupting operation if unsafe pressure levels are detected. It actively prevents compressor overheating and circuit damage by monitoring refrigerant head pressure.
Core Specifications
Part Number: HK02ZA452 (Factory Authorized Part)
Cut-Out (Open) Pressure: 426 PSI
Cut-In (Close) Pressure: 320 PSI
Operating Temp Range: -20°F to 150°F
Voltage: 24V
The Carrier HK02ZA452 is an OEM high-pressure switch designed to safeguard HVAC refrigeration circuits by interrupting operation if unsafe pressure levels are detected. It actively prevents compressor overheating and circuit damage by monitoring refrigerant head pressure.
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