Trane A5HP5042A1000 Split System Heat Pump 42000 Btu/h 15.2 SEER2 3.5 Ton R-454B Residential

Product Description

The Trane A5HP5042A1000 is a single-stage, split system heat pump condenser designed for residential ducted central HVAC applications. It delivers 42,000 BTU/h of heating and cooling capacity at a rated efficiency of 15.2 SEER2, using R-454B refrigerant. The unit operates on a 208-230V/1-phase/60Hz power supply and uses a 24-volt system control circuit. The all-aluminum coil construction resists corrosion and supports long service life. This condenser is installed by licensed HVAC technicians as the outdoor component of a split system, paired with a compatible indoor air handler or coil to complete the refrigerant circuit.

This unit is suited for residential single-family and light commercial applications requiring 3.5 tons of capacity. It is intended for ducted central forced-air systems and is configured for year-round operation, providing both cooling in summer and heating in winter without a separate gas heating source at the outdoor unit. The A5HP5042A1000 is part of the RunTru by Trane product line, positioned as a value-tier offering built on Trane engineering. It is appropriate for new installations and direct-replacement projects where a 3.5-ton, R-454B heat pump condenser is specified.

Key Features

• 42,000 BTU/h nominal capacity rated for residential split system applications
• 15.2 SEER2 efficiency rating meets current federal minimum efficiency standards
• R-454B refrigerant — lower global warming potential alternative to R-410A
• All-aluminum coil construction for corrosion resistance and durability
• Single-stage compressor operation with 24-volt system control interface
• A-weighted sound power level of 72 dB(A), rated per AHRI Standard 270-2008

Compatibility

Designed for use as the outdoor condenser in a ducted central split heat pump system. Compatible indoor coil and air handler pairings must be confirmed using Trane or RunTru system matching documentation to achieve rated SEER2 performance. This unit has been listed in combination with the A5AHC004A1D30A indoor air handler in third-party submittal data. Verify matched system compliance with AHRI before installation.

Installation Notes

Installation must be performed by a licensed HVAC technician holding the appropriate EPA Section 608 refrigerant handling certification, as R-454B is a mildly flammable A2L refrigerant requiring certified equipment and procedures. Disconnect and lock out all electrical power before servicing the unit. The system must be commissioned with a matched indoor coil; consult Trane submittal data for approved coil pairings and refrigerant line sizing requirements. Local mechanical and electrical codes, including NEC requirements for disconnect sizing and grounding, apply to this installation.

Technical Specifications

• Nominal Cooling Capacity: 42,000 BTU/h
• Nominal Tonnage: 3.5 tons
• SEER2 Rating: 15.2
• Refrigerant Type: R-454B
• Voltage: 208-230 volts, 1-phase, 60 Hz
• System Control Voltage: 24 volts
• Coil Type: All-aluminum
• Compressor Stages: Single-stage
• Sound Power Level: 72 dB(A) (AHRI Standard 270-2008)
• Unit Height: 44.625 inches
• Unit Width: 34.25 inches
• Product Line: RunTru by Trane

Standard Information

• Brand: Trane
• Manufacturer Part Number: A5HP5042A1000