Goodman alzs4ba4810 Split Heat Pump 14.3 SEER2 4 Ton

Product Description

The GOODMAN alzs4ba4810 is a 4-ton, single-stage split heat pump outdoor condensing unit rated at 14.3 SEER2 and designed for ducted residential and light commercial applications. It uses R-32 refrigerant and houses a single-speed scroll compressor in a top-discharge cabinet. Rated cooling capacity is 45,500 BTU/h and rated heating capacity is 46,000 BTU/h, with a nominal heating output of 48,000 BTU/h. The unit operates on 208/230 volts single-phase, 60 Hz power and carries a minimum circuit ampacity of 25.5 amps with a maximum overcurrent protection of 40 amps. Licensed HVAC technicians handle installation and commissioning of this equipment.

This unit suits ducted split-system installations in residential, multi-family, and light commercial settings where non-communicating, single-stage heat pump equipment is specified. It is certified for all DOE regional compliance zones, making it appropriate across a broad range of climates. The heating operation range extends down to -20 degrees F ambient dry-bulb, supporting installations in colder northern regions. The unit is produced in the United States and carries ISO certification. Rated cooling conditions are 95 degrees F ambient dry-bulb and 75 degrees F ambient wet-bulb. Rated heating conditions are 47 degrees F ambient dry-bulb and 43 degrees F ambient wet-bulb.

Key Features

• 14.3 SEER2 efficiency rating with EER2 of 12.5 and HSPF2 of 7.8
• Single-stage scroll compressor with single-speed motor for straightforward controls integration
• R-32 refrigerant with factory charge of 174 oz and pre-charged line length of 15 feet
• Non-communicating design compatible with standard thermostat wiring
• Heating operation down to -20 degrees F ambient for cold-climate installations
• Top-discharge cabinet rated at 73 dBA sound pressure level during cooling operation
• Manufactured in the United States with ISO certification

Compatibility

Designed for use as the outdoor unit in a ducted split heat pump system. Compatible accessory and component references provided by the manufacturer include ABK-20, ASC01A, CSR-U-2, CSR-U-3, FSK01A, LSK02A, and OT18-60A. Consult the equipment submittals and application guide to confirm matched indoor coil and air handler selections for the ALZS4B series.

Installation Notes

Installation must be performed by a licensed HVAC technician in accordance with applicable mechanical codes, NEC requirements, and local authority having jurisdiction. Disconnect and lock out all electrical power before any service work on the unit. Refrigerant handling requires EPA Section 608 certification; do not vent R-32 to atmosphere. Verify lineset sizing against the manufacturer application guide, as maximum standard lineset length is 200 feet with a maximum vertical separation of 79 feet.