Review
The Goodman 4 Ton 16 SEER heat pump sits in the practical middle ground of the residential HVAC market. It delivers respectable efficiency without the complexity or cost of higher-tier models, making it a go-to choice for contractors handling standard replacements. With Energy Star certification and a 10-year warranty backing it, this unit targets homeowners who value dependability and steady performance over cutting-edge technology.
Performance numbers tell a straightforward story. The 48,000 BTU cooling capacity handles four-ton loads with a 16 SEER1 efficiency rating, translating to real energy savings compared to older 13 SEER equipment. The 68,200 BTU heating output is a genuine strength, providing primary heat for moderate winters rather than relying solely on electric backup. A scroll compressor and multi-speed blower motor deliver consistent airflow up to 2,225 CFM, while the 74 dBA noise level remains acceptable for most residential settings.
Pros & Cons
Pros
- 16 SEER1 rating delivers solid efficiency gains over standard 13 SEER units, reducing cooling costs by 20-25% on average
- 68,200 BTU heating capacity provides legitimate warmth for climates with moderate winters, not just supplemental heat
- Multi-speed EEM blower motor with 2,225 CFM maximum airflow ensures even temperature distribution across larger homes
- Scroll compressor design is proven reliable and quieter than reciprocating alternatives at 74 dBA
- Flexible electric backup heat options (5-20 kilowatts) let you customize heating output for your specific climate zone
Cons
- Single-stage compressor means it runs at full capacity or off, lacking the efficiency gains of variable-capacity systems in mild weather
- 74 dBA noise level is noticeable during operation, roughly equivalent to a vacuum cleaner, which may concern noise-sensitive homeowners
- R410A refrigerant handling requires EPA certification for technicians, limiting contractor options in some rural areas
Who Should Buy
Best For
Homeowners in ASHRAE zones 4-7 seeking a straightforward heat pump replacement that handles both cooling and heating without premium pricing. Contractors appreciate this unit for standard residential retrofits where reliability and reasonable efficiency matter more than cutting-edge performance.
Consider Alternatives If
Look elsewhere if you're in a very cold climate needing primary heating, prefer whisper-quiet operation, or want variable-capacity compressor technology for maximum efficiency swings.
Installation
Installation leans straightforward due to single-stage design and standard sweat connections using 3/8-inch liquid lines and 7/8-inch suction lines. Electrical demand runs 57-60 amps on Circuit 1 and 50 amps on Circuit 2 at 208/230/240 volts single-phase, fitting standard residential service. Proper refrigerant handling and line sizing require EPA-certified technicians, but the compact 58-inch height and 24.5-inch width fit most outdoor pads without special modifications.
Warranty & Reliability
Goodman's 10-year compressor and parts warranty activates upon online registration, a minor but important step many homeowners skip. This coverage is competitive in the mid-tier segment, protecting against manufacturing defects and component failures. Real-world reliability depends heavily on proper installation and regular maintenance, particularly refrigerant charge accuracy and airflow optimization.
Specifications
| SKU | HKSC20DB |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 48,000 |
| Heating BTU | 68,200 |
| Refrigerant | R410A |
| Electrical | 208 / 230 / 240 Volts / 1 Phase |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 9.000000 |
| Feature | Spec |
| Product Features | Rebate Available |
| Energy Star | Yes |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | Circuit 1: 60 amps / Circuit 2: 50 amps |
| Min. Breaker Size | Circuit 1: 57 amps / Circuit 2: 50 amps |
| Tonnage | 4 Ton |
| Valve Type | Sweat |
| Height | 58" |
| Width | 24.5" |
| Depth | 21" |
| Resources | Goodman Installation Manual Goodman Specifications Goodman Parts Manual Goodman Service Manual Goodman Kit Installation Manual You will need Adobe® Acrobat® Reader to view PDF documents. |
| Safety Information | PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here. |
| Blower Motor | Multi Speed - EEM |
| Maximum CFM | 2,225 |
| Electric Backup Heat Capabilities (Optional) | 5 Kilowatts, 8 Kilowatts, 10 Kilowatts, 15 Kilowatts, 20 Kilowatts |
| Filter Size | 23" x 20" |
| Liquid Line | 3/8" |
| Suction Line | 1 1/8" |
| Fuel Type | Electric |
| Suction Line Insulation Thickness | 1/2" |
| Length | 50 feet |
| Electric Heat | 20 Kilowatts |
| Phase | Single Phase |
Frequently Asked Questions
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