Heil Quaker ICP NASA401LA Kit
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Heil Quaker ICP NASA401LA Kit

Heil Quaker ICP NASA401LA Kit

The Heil Quaker ICP NASA401LA Low Ambient Kit is a field-installed fan pressure switch assembly designed to maintain optimal head pressure during low outdoor temperature operations. Engineered for ICP HVAC equipment, this kit monitors the liquid line pressure to cycle the outdoor fan motor, preventing evaporator coil freeze-up and ensuring consistent compressor lubrication when ambient temperatures drop below 55°F. The NASA401LA pressure switch is calibrated with precise setpoints, featuring a 365 PSI cut-in and a 200 PSI cut-out. This heavy-duty control is essential for server rooms, commercial spaces, or residential systems requiring year-round cooling. By regulating the condenser fan motor cycling, it stabilizes the refrigerant cycle and protects the system from low-pressure trips. Contractors should verify the specific R-410A system compatibility and electrical requirements before integration to ensure seamless communication with the existing control board and contactor.

Key Benefits for Technicians

  • Reliable Head Pressure Control: Maintains 365# ON / 200# OFF cycles to prevent liquid slugging and evaporator frosting during low-ambient cooling demands.
  • Direct OEM Replacement: Designed as a genuine ICP HVAC part, ensuring exact fitment and terminal compatibility with Heil, Tempstar, and Comfortmaker units.
  • Enhanced System Longevity: Reduces mechanical stress on the compressor by maintaining stable operating pressures in sub-optimal environments.
  • Simplified Installation: The kit includes the necessary high-pressure switch and wiring components for efficient field integration into the liquid line.

Common Technical Questions

What are the specific pressure ratings for the NASA401LA kit?
This low ambient control is factory-set to close the circuit and activate the fan at 365 PSI and open the circuit to stop the fan at 200 PSI.

Is this kit compatible with R-22 legacy systems?
No, the NASA401LA is specifically designed for R-410A refrigerant applications due to the high-pressure setpoints required for modern high-efficiency condensers.

At what outdoor temperature should this kit be installed?
This kit is recommended for any ICP-manufactured air conditioner or heat pump that must operate in cooling mode when outdoor temperatures fall below 55°F (13°C).

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.

$85.59

Original: $244.54

-65%
Heil Quaker ICP NASA401LA Kit

$244.54

$85.59

Heil Quaker ICP NASA401LA Kit

The Heil Quaker ICP NASA401LA Low Ambient Kit is a field-installed fan pressure switch assembly designed to maintain optimal head pressure during low outdoor temperature operations. Engineered for ICP HVAC equipment, this kit monitors the liquid line pressure to cycle the outdoor fan motor, preventing evaporator coil freeze-up and ensuring consistent compressor lubrication when ambient temperatures drop below 55°F. The NASA401LA pressure switch is calibrated with precise setpoints, featuring a 365 PSI cut-in and a 200 PSI cut-out. This heavy-duty control is essential for server rooms, commercial spaces, or residential systems requiring year-round cooling. By regulating the condenser fan motor cycling, it stabilizes the refrigerant cycle and protects the system from low-pressure trips. Contractors should verify the specific R-410A system compatibility and electrical requirements before integration to ensure seamless communication with the existing control board and contactor.

Key Benefits for Technicians

  • Reliable Head Pressure Control: Maintains 365# ON / 200# OFF cycles to prevent liquid slugging and evaporator frosting during low-ambient cooling demands.
  • Direct OEM Replacement: Designed as a genuine ICP HVAC part, ensuring exact fitment and terminal compatibility with Heil, Tempstar, and Comfortmaker units.
  • Enhanced System Longevity: Reduces mechanical stress on the compressor by maintaining stable operating pressures in sub-optimal environments.
  • Simplified Installation: The kit includes the necessary high-pressure switch and wiring components for efficient field integration into the liquid line.

Common Technical Questions

What are the specific pressure ratings for the NASA401LA kit?
This low ambient control is factory-set to close the circuit and activate the fan at 365 PSI and open the circuit to stop the fan at 200 PSI.

Is this kit compatible with R-22 legacy systems?
No, the NASA401LA is specifically designed for R-410A refrigerant applications due to the high-pressure setpoints required for modern high-efficiency condensers.

At what outdoor temperature should this kit be installed?
This kit is recommended for any ICP-manufactured air conditioner or heat pump that must operate in cooling mode when outdoor temperatures fall below 55°F (13°C).

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.

Product Information

Shipping & Returns

Description

The Heil Quaker ICP NASA401LA Low Ambient Kit is a field-installed fan pressure switch assembly designed to maintain optimal head pressure during low outdoor temperature operations. Engineered for ICP HVAC equipment, this kit monitors the liquid line pressure to cycle the outdoor fan motor, preventing evaporator coil freeze-up and ensuring consistent compressor lubrication when ambient temperatures drop below 55°F. The NASA401LA pressure switch is calibrated with precise setpoints, featuring a 365 PSI cut-in and a 200 PSI cut-out. This heavy-duty control is essential for server rooms, commercial spaces, or residential systems requiring year-round cooling. By regulating the condenser fan motor cycling, it stabilizes the refrigerant cycle and protects the system from low-pressure trips. Contractors should verify the specific R-410A system compatibility and electrical requirements before integration to ensure seamless communication with the existing control board and contactor.

Key Benefits for Technicians

  • Reliable Head Pressure Control: Maintains 365# ON / 200# OFF cycles to prevent liquid slugging and evaporator frosting during low-ambient cooling demands.
  • Direct OEM Replacement: Designed as a genuine ICP HVAC part, ensuring exact fitment and terminal compatibility with Heil, Tempstar, and Comfortmaker units.
  • Enhanced System Longevity: Reduces mechanical stress on the compressor by maintaining stable operating pressures in sub-optimal environments.
  • Simplified Installation: The kit includes the necessary high-pressure switch and wiring components for efficient field integration into the liquid line.

Common Technical Questions

What are the specific pressure ratings for the NASA401LA kit?
This low ambient control is factory-set to close the circuit and activate the fan at 365 PSI and open the circuit to stop the fan at 200 PSI.

Is this kit compatible with R-22 legacy systems?
No, the NASA401LA is specifically designed for R-410A refrigerant applications due to the high-pressure setpoints required for modern high-efficiency condensers.

At what outdoor temperature should this kit be installed?
This kit is recommended for any ICP-manufactured air conditioner or heat pump that must operate in cooling mode when outdoor temperatures fall below 55°F (13°C).

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.