Goodman alzs4ba1810 1.5 Ton 14.3 SEER2 Heat Pump Condenser

Product Description

The GOODMAN alzs4ba1810 is a 1.5-ton outdoor heat pump condensing unit rated at 14.3 SEER2 and designed for ducted residential and light commercial split-system installations. It uses R-32 refrigerant and operates on a single-stage scroll compressor, delivering 18000 BTU/h of rated cooling capacity and 17400 BTU/h of rated heating capacity. The unit is factory pre-charged and built for top-discharge airflow. It carries an HSPF2 of 7.8 and a heating operating range down to -20 degrees F, making it suitable for cold-climate ducted applications. Licensed HVAC technicians handle sizing, installation, and refrigerant work on this type of equipment.

This unit is suited for ducted split-system applications across residential, multi-family, and light commercial settings. It is a non-communicating outdoor unit, compatible with standard 208/230-volt, single-phase, 60 Hz electrical services. The minimum circuit ampacity is 11.4 amps and the maximum overcurrent protection is 15 amps. DOE regional compliance is listed as All regions. Compatible accessory references provided by the manufacturer include ABK-20, ASC01A, CSR-U-1, FSK01A, LSK02A, and OT18-60A.

Key Features

• 14.3 SEER2 efficiency rating with HSPF2 of 7.8 for year-round ducted operation
• Single-stage scroll compressor with single-speed motor for straightforward system integration
• R-32 refrigerant, factory pre-charged to 71 oz with a 15-foot pre-charged line length included
• Heating operation range of -20 degrees F to 70 degrees F ambient dry bulb
• Top-discharge cabinet design measuring 29 inches wide by 29 inches deep by 32.5 inches tall
• Manufactured in the United States and ISO certified
• Registered residential and multi-family parts warranty of 10 years; commercial registered parts warranty of 5 years

Compatibility

Designed as an OEM split-system outdoor condensing unit within the ALZS4B series. Manufacturer-listed compatible accessory and component references include ABK-20, ASC01A, CSR-U-1, FSK01A, LSK02A, and OT18-60A. No specific indoor air handler model numbers were provided in the product data; consult Amana or Goodman system-matching documentation to confirm matched indoor unit selection before installation.

Installation Notes

Installation must be performed by a licensed HVAC technician holding the appropriate EPA Section 608 certification for R-32 refrigerant handling. Disconnect and lock out all electrical power before servicing or making electrical connections. Verify line set sizing against the manufacturer specifications: liquid line 3/8-inch OD, suction line 3/4-inch OD, with a maximum standard line set length of 200 feet and a maximum vertical separation of 79 feet. Follow local mechanical codes and the manufacturer installation manual for pad mounting, clearances, and brazing procedures.

Technical Specifications

• Tonnage: 1.5 tons
• Cooling Capacity (Rated): 18000 BTU/h
• Heating Capacity (Rated): 17400 BTU/h
• Heating Capacity (Nominal): 18000 BTU/h
• SEER2: 14.3
• EER2 (HSVTC): 12.5
• HSPF2 (HSVTC): 7.8
• HSPF Ducted: 15.2
• Refrigerant Type: R-32
• Factory Refrigerant Charge: 71 oz
• Additional Refrigerant Charge: 0.55 lb per foot
• Pre-Charged Line Length: 15 feet
• Power Voltage: 208/230 volts
• Power Phase: Single phase
• Power Frequency: 60 Hz
• Rated Load Amps: 8.3 amps
• Minimum Circuit Amps: 11.4 amps
• Max Overcurrent Protection: 15 amps
• Compressor Type: Scroll, single stage
• Motor Speed: Single speed
• Installation Configuration: Top discharge
• Installation Type: Ducted
• Communication Type: Non-communicating
• Cooling Operation Range: 55 degrees F to 125 degrees F ambient
• Heating Operation Range: -20 degrees F to 70 degrees F ambient
• Sound Pressure (Cooling High): 68 dBA
• Unit Height: 32.5 inches
• Unit Width: 29 inches
• Unit Depth: 29 inches
• Liquid Line Pipe Size: 3/8 inch
• Gas Line Pipe Size: 3/4 inch
• Liquid Valve OD: 3/8 inch
• Suction Valve OD: 3/4 inch
• Max Line Set Length: 200 feet
• Max Vertical Line Set: 79 feet
• Weight: 160 pounds
• DOE Regional Compliance: All regions
• ISO Certified: Yes
• Produced in US: Yes
• Country of Origin: United States
• Registered Residential Parts Warranty: 10 years
• Registered Multi-Family Parts Warranty: 10 years
• Registered Commercial Parts Warranty: 5 years
• Standard Residential Parts Warranty: 5 years

Standard Information

• Brand: GOODMAN
• Manufacturer Part Number: alzs4ba1810