Carrier HK02SA440 660/505# High Pressure Cutout

Description

Overview

The Carrier HK02SA440 is a factory-specified high pressure cutout designed to protect refrigerant circuits from dangerous over-pressure conditions. With a cut-out pressure of 660 PSI and a cut-in (reset) pressure of 505 PSI, this control provides a wide differential to ensure stable, reliable operation across a broad range of system conditions. It is an OEM-quality replacement component engineered to Carrier’s exact specifications.

Key Features

• High pressure cutout rated at 660 PSI cut-out / 505 PSI cut-in
• Wide pressure differential for stable, reliable switching
• OEM Carrier replacement part — direct-fit for compatible Carrier equipment
• Protects compressors and refrigerant circuits from over-pressure damage
• Engineered to Carrier factory specifications for dependable performance

Application

The HK02SA440 is intended for use in Carrier residential and light commercial HVAC systems where high-side refrigerant circuit protection is required. It interrupts the control circuit when system pressure exceeds the cut-out setpoint, preventing compressor damage and potential system failure. Always consult Carrier equipment documentation to confirm compatibility before installation.

Specifications

• SKU: HK02SA440
• Brand: Carrier
• Type: High Pressure Cutout
• Cut-Out Pressure: 660 PSI
• Cut-In (Reset) Pressure: 505 PSI