Carrier HK02ZB022 Pressure Switch
For veteran HVACR technicians, the Carrier HK02ZB022 Pressure Switch is the definitive OEM replacement low pressure switch for maintaining the operational integrity of Carrier, Bryant, and Payne cooling systems. This HVAC low pressure cut-out switch is engineered to monitor refrigerant suction pressure, providing a critical safety layer that prevents compressor damage by interrupting the 24V control circuit if levels drop below a safe threshold. Optimized for multiple refrigerants including R-410A and R-22, this low pressure refrigerant switch prevents coil freeze-ups and ensures the system does not run is a vacuum state, which can lead to catastrophic oil contamination and motor burnout.
The Carrier HK02ZB022 features a rugged, factory-calibrated design for precise differential pressure sensing. Its compact footprint and standard 1/4" SAE flare nut interface allow for a direct-fit install on the high-side or suction-side service ports, reducing labor time in the field. This single-pole, single-throw (SPST) switch is built for high-cycle reliability in demanding residential and commercial split systems, ensuring consistent protection across various environmental conditions.
Key Benefits:- Direct OEM Compatibility: Specifically designed to replace factory-installed switches in Carrier, Bryant, and Payne equipment without modification.
- Critical Compressor Protection: Acts as a primary refrigerant pressure safety measure, preventing the compressor from operating under insufficient charge.
- Multi-Refrigerant Versatility: Suitable for modern high-pressure R-410A systems as well as older R-22 and R-134a applications.
- Durable Construction: Built to withstand the rigors of industrial vibration and thermal cycling common in HVACR environments.
- Accurate Set-Points: Factory-set trip points ensure a reliable cut-out/cut-in sequence for optimal system cycling.
- How do I test the Carrier HK02ZB022 for continuity? Using a multimeter, check for a closed circuit across the terminals when the system is at resting pressure; no continuity under normal charge indicates a failed switch.
- Is this switch an automatic or manual reset? The HK02ZB022 is an automatic reset switch, meaning it will re-close the circuit once the refrigerant pressure rises back above the cut-in set point.
- What causes this low pressure switch to trip frequently? Common causes include a low refrigerant charge, a restricted filter drier, or a malfunctioning thermal expansion valve (TXV).
This item is not eligible for free shipping.
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.
Original: $51.08
-65%$51.08
$17.88Carrier HK02ZB022 Pressure Switch
For veteran HVACR technicians, the Carrier HK02ZB022 Pressure Switch is the definitive OEM replacement low pressure switch for maintaining the operational integrity of Carrier, Bryant, and Payne cooling systems. This HVAC low pressure cut-out switch is engineered to monitor refrigerant suction pressure, providing a critical safety layer that prevents compressor damage by interrupting the 24V control circuit if levels drop below a safe threshold. Optimized for multiple refrigerants including R-410A and R-22, this low pressure refrigerant switch prevents coil freeze-ups and ensures the system does not run is a vacuum state, which can lead to catastrophic oil contamination and motor burnout.
The Carrier HK02ZB022 features a rugged, factory-calibrated design for precise differential pressure sensing. Its compact footprint and standard 1/4" SAE flare nut interface allow for a direct-fit install on the high-side or suction-side service ports, reducing labor time in the field. This single-pole, single-throw (SPST) switch is built for high-cycle reliability in demanding residential and commercial split systems, ensuring consistent protection across various environmental conditions.
Key Benefits:- Direct OEM Compatibility: Specifically designed to replace factory-installed switches in Carrier, Bryant, and Payne equipment without modification.
- Critical Compressor Protection: Acts as a primary refrigerant pressure safety measure, preventing the compressor from operating under insufficient charge.
- Multi-Refrigerant Versatility: Suitable for modern high-pressure R-410A systems as well as older R-22 and R-134a applications.
- Durable Construction: Built to withstand the rigors of industrial vibration and thermal cycling common in HVACR environments.
- Accurate Set-Points: Factory-set trip points ensure a reliable cut-out/cut-in sequence for optimal system cycling.
- How do I test the Carrier HK02ZB022 for continuity? Using a multimeter, check for a closed circuit across the terminals when the system is at resting pressure; no continuity under normal charge indicates a failed switch.
- Is this switch an automatic or manual reset? The HK02ZB022 is an automatic reset switch, meaning it will re-close the circuit once the refrigerant pressure rises back above the cut-in set point.
- What causes this low pressure switch to trip frequently? Common causes include a low refrigerant charge, a restricted filter drier, or a malfunctioning thermal expansion valve (TXV).
This item is not eligible for free shipping.
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.
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Description
For veteran HVACR technicians, the Carrier HK02ZB022 Pressure Switch is the definitive OEM replacement low pressure switch for maintaining the operational integrity of Carrier, Bryant, and Payne cooling systems. This HVAC low pressure cut-out switch is engineered to monitor refrigerant suction pressure, providing a critical safety layer that prevents compressor damage by interrupting the 24V control circuit if levels drop below a safe threshold. Optimized for multiple refrigerants including R-410A and R-22, this low pressure refrigerant switch prevents coil freeze-ups and ensures the system does not run is a vacuum state, which can lead to catastrophic oil contamination and motor burnout.
The Carrier HK02ZB022 features a rugged, factory-calibrated design for precise differential pressure sensing. Its compact footprint and standard 1/4" SAE flare nut interface allow for a direct-fit install on the high-side or suction-side service ports, reducing labor time in the field. This single-pole, single-throw (SPST) switch is built for high-cycle reliability in demanding residential and commercial split systems, ensuring consistent protection across various environmental conditions.
Key Benefits:- Direct OEM Compatibility: Specifically designed to replace factory-installed switches in Carrier, Bryant, and Payne equipment without modification.
- Critical Compressor Protection: Acts as a primary refrigerant pressure safety measure, preventing the compressor from operating under insufficient charge.
- Multi-Refrigerant Versatility: Suitable for modern high-pressure R-410A systems as well as older R-22 and R-134a applications.
- Durable Construction: Built to withstand the rigors of industrial vibration and thermal cycling common in HVACR environments.
- Accurate Set-Points: Factory-set trip points ensure a reliable cut-out/cut-in sequence for optimal system cycling.
- How do I test the Carrier HK02ZB022 for continuity? Using a multimeter, check for a closed circuit across the terminals when the system is at resting pressure; no continuity under normal charge indicates a failed switch.
- Is this switch an automatic or manual reset? The HK02ZB022 is an automatic reset switch, meaning it will re-close the circuit once the refrigerant pressure rises back above the cut-in set point.
- What causes this low pressure switch to trip frequently? Common causes include a low refrigerant charge, a restricted filter drier, or a malfunctioning thermal expansion valve (TXV).
This item is not eligible for free shipping.
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.
