The Grandaire 2 Ton 14.3 SEER2 Heat Pump Air Conditioner Condenser with R454B Refrigerant (W5H5S24AKAAA) is a single-stage outdoor heat pump condenser designed to provide both heating and cooling for residential split-system HVAC applications. It features R-454B refrigerant, a 2-ton nominal capacity, and 14.3 SEER2 efficiency.

The W5H5S24AKAAA uses a scroll compressor and is designed to be matched with compatible indoor equipment for complete heat pump system operation. It operates on 208–230V single-phase power and includes features such as an internal pressure relief valve, thermal overload protection, loss-of-charge switch, and long-line capability.

Key Features

• 2 Ton Capacity – Provides 24,000 BTU nominal cooling capacity for residential heat pump applications
• 14.3 SEER2 Efficiency – Delivers efficient cooling performance when properly matched with compatible indoor equipment
• R-454B Refrigerant – Uses a lower-GWP A2L refrigerant
• Single-Stage Operation – Provides straightforward heating and cooling operation
• Scroll Compressor – Designed for reliable and efficient compressor performance
• 208–230V Single Phase – Designed for standard residential electrical service
• Internal Pressure Relief Valve – Provides additional system protection
• Internal Thermal Overload Protection – Helps protect the compressor from excessive temperature conditions
• Loss-of-Charge Switch – Helps provide protection against low refrigerant conditions
• Long-Line Capability – Supports approved installations with extended refrigerant piping
• Low-Ambient Capability with Kit – Supports low-ambient cooling when the approved accessory kit is installed

Product Specifications

• Brand: Grandaire
• Model: W5H5S24AKAAA
• Product Type: Heat Pump Condenser
• Nominal Capacity: 2 Ton
• Cooling Capacity: 24,000 BTU
• Efficiency: 14.3 SEER2
• System Type: Heat Pump
• Compressor Stage: Single Stage
• Refrigerant: R-454B
• Compressor Type: Scroll
• Voltage: 208–230V
• Phase: Single Phase
• Liquid Line Size: 3/8"
• Suction Line Size: 5/8"
• Condenser Motor: 1/10 HP PSC
• Maximum Overcurrent Protection: 20 Amps
• Dimensions: Approximately 31.19" W x 31.19" D x 31.69" H
• Weight: Approximately 173 lb.

Benefits

• Provides both heating and cooling from one outdoor heat pump condenser
• Offers efficient 14.3 SEER2 cooling performance
• Uses R-454B refrigerant with lower global warming potential
• Provides reliable operation with a single-stage scroll compressor
• Includes multiple internal protection features
• Suitable for residential replacement and new HVAC installations
• Can support approved extended-line applications

Compatibility & Installation

The Grandaire W5H5S24AKAAA is designed to operate as part of a complete split-system heat pump and must be paired with compatible indoor equipment. For rated system performance, verify the indoor coil or air handler combination through the applicable AHRI-certified match.

Installation considerations:

• Verify the indoor coil or air handler is an approved match
• Confirm electrical requirements before installation
• Verify refrigerant line sizes and installation requirements
• Follow applicable R-454B/A2L safety and installation requirements
• Confirm system efficiency using the matched equipment combination
• Installation should be completed by a qualified HVAC professional

Frequently Asked Questions

What size is the Grandaire W5H5S24AKAAA?
It is a 2-ton heat pump condenser with a nominal 24,000 BTU capacity.

What refrigerant does this model use?
The W5H5S24AKAAA uses R-454B refrigerant.

What is the SEER2 rating?
The condenser is rated at 14.3 SEER2. Actual system efficiency depends on the matched indoor equipment.

Is this unit designed for heating and cooling?
Yes. The W5H5S is a single-stage heat pump designed for both heating and cooling.

What voltage does this condenser use?
The W5H5S24AKAAA is designed for 208–230V single-phase electrical service