Carrier HK02ZA452 Low Pressure Switch

The Carrier HK02ZA452 is a low pressure switch designed for HVAC systems. This pressure-activated safety control monitors refrigerant pressure to protect the compressor from operating under low-pressure conditions that could cause damage.

Key Features:

• Cut-out pressure: 426 PSI (high pressure setting)
• Cut-in pressure: 320 PSI (reset pressure)
• Normally closed (C/O) contact configuration
• Genuine Carrier OEM replacement part
• Ensures safe refrigeration system operation

This pressure switch is a critical safety component that prevents compressor operation when system pressure falls outside safe operating parameters, helping to prevent costly equipment damage and ensuring reliable HVAC performance.