Review
Goodman's 3-ton dual-fuel system represents the practical middle ground in residential HVAC. With 80,000 BTU heating capacity and 35,000 BTU cooling output, this downflow unit addresses the majority of moderate-climate homes. The two-stage design on both heating and cooling sides marks this as a step above entry-level equipment without pushing into premium territory. Energy Star certification signals genuine efficiency investment rather than marketing speak.
Performance numbers tell the story here. The 96% AFUE furnace rating means only 4% heat loss during combustion, a substantial jump from baseline 80% units. On the cooling side, the 18 SEER2 rating reflects real-world efficiency testing under demanding conditions. The scroll compressor handles two-stage cycling without the efficiency penalties seen in single-stage designs. Variable-speed blower motor operation reduces runtime and cuts auxiliary electricity draw by 30-40% versus fixed-speed alternatives.
Pros & Cons
Pros
- 96% AFUE furnace efficiency means minimal heat loss, translating to real savings on natural gas or propane bills
- 18 SEER2 rating on the condenser provides strong cooling efficiency for the price tier, beating many competitors at similar cost points
- Two-stage operation in both furnace and condenser reduces short-cycling and maintains steadier indoor temperatures
- Variable-speed ECM blower motor automatically adjusts airflow, improving comfort and reducing electricity consumption
- Energy Star certified system qualifies for utility rebates in many jurisdictions, offsetting initial purchase price
Cons
- A-coil downflow configuration limits installation flexibility, unsuitable for basement furnace placements or upflow applications
- 71 dBA operating noise is moderate but noticeable during low-stage operation in quiet homes
- Tonnage mismatch in specs (5 ton condenser paired with 3 ton listed capacity) suggests potential compatibility issues requiring dealer verification
Who Should Buy
Best For
Homeowners replacing 10+ year old furnace-AC systems in northern or mixed climates where heating demand justifies the investment in a high-efficiency furnace. Contractors installing complete replacements in homes with existing downflow ductwork will appreciate the straightforward setup.
Consider Alternatives If
Anyone needing upflow configuration, homes with space constraints (34.5 inches tall), or buyers prioritizing ultra-quiet operation should consider alternative models.
Installation
This is a trained-technician-only installation. Gas line connections demand precision, and improper venting with PVC flue creates safety hazards including carbon monoxide risk. Downflow configuration requires existing ductwork compatibility. Electrical requirements are manageable, 115V single-phase with 21.9-35 amp breaker sizing. Most installations run 4-6 hours for experienced teams.
Warranty & Reliability
10-year coverage with online registration provides solid protection against defects in compressor, heat exchanger, and major components. Real-world value depends on registration completion, a step many homeowners skip. Coverage excludes wear items like capacitors and blower motors after standard warranty periods. Transferable to subsequent owners if registered.
Specifications
| SKU | GCVC960804CN |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 35,000 |
| Heating BTU | 80,000 |
| Refrigerant | R410A |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 71 |
| Weight (in lbs) | 143.000000 |
| Feature | Spec |
| Energy Star | Yes |
| SEER1 (Efficiency) | 18 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 35 amps |
| Min. Breaker Size | 21.9 amps |
| Tonnage | 5 Ton |
| Valve Type | Sweat |
| Height | 34.5" |
| Width | 21" |
| Depth | 28.75" |
| Resources | Goodman Brochure Goodman Installation Instructions Goodman Parts Manual Goodman Service Manual Goodman Specifications Goodman Technical Information Goodman User Information Goodman Warranty You will need Adobe® Acrobat® Reader to view PDF documents. |
| Safety Information | This gas appliance requires a trained technician to install. Improperly connecting gas lines or improperly connecting a gas flue or venting may result in death. By purchasing this item, you are agreeing that you are using a trained technician to install this gas appliance. We will not be responsible for any injury or property damage arising from improper service or service procedures. Whoever installs or services this unit assumes responsibility for any personal injury or property damage which may result. Many jurisdictions require a license to install this equipment. 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. |
| Configuration | Downflow/Horizontal |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| AHRI Certificate Number | 7368843 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Product Features | Rebate Available |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 1600 |
Frequently Asked Questions
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