Review
The Goodman GMEC961205DN arrives as a no-nonsense workhorse in the crowded budget HVAC segment. This 3-ton upflow system bundles a 120,000 BTU gas furnace with a 36,000 BTU air conditioner in a single compact unit, measuring 34.5 inches tall and weighing 154 pounds. At $504, it undercuts premium brands substantially while maintaining respectable efficiency ratings and Energy Star certification, making it popular with contractors managing tight job budgets.
Performance specs reveal a genuinely competent design. The furnace delivers 96% AFUE with two-stage burner operation, meaning it cycles intelligently to match heating demand rather than running at full capacity continuously. The cooling side achieves SEER1 16 through a two-stage scroll compressor and multi-speed ECM blower motor that maxes out at 2,000 CFM. Both the furnace and condenser operate on two stages, allowing the system to reduce energy consumption during partial-load conditions typical of spring and fall months.
Pros & Cons
Pros
- 96% AFUE furnace efficiency reduces heating costs significantly compared to 90-92% baseline models
- Two-stage compressor and burner system adapts output to demand, minimizing energy waste
- SEER1 rating of 16 qualifies as Energy Star, supporting rebate eligibility in many states
- Multi-speed ECM blower motor fine-tunes airflow and reduces electricity consumption
- Lifetime heat exchanger warranty provides strong protection on the most failure-prone component
- A-coil configuration and upflow design fit standard attic or closet installations
Cons
- SEER1 16 trails newer premium units at 18-20 SEER2 ratings by a measurable margin
- 70.4 dB noise level places it at the mid-range for sound output during cooling cycles
- 3.5 ton actual capacity creates slight oversizing for strictly 3-ton loads, affecting part-load efficiency
Who Should Buy
Best For
Contractors building entry-to-mid-level residential systems for homeowners in moderate climates where high efficiency rebates matter. Homeowners replacing aging furnace-only setups who want dependable dual functionality without paying premium brand premiums.
Consider Alternatives If
Buyers in hot climates requiring maximum cooling efficiency, or those seeking cutting-edge SEER2 performance should compare Goodman's higher-tier models or competitors.
Installation
Installation demands a licensed HVAC technician due to gas line and venting requirements. The unit requires plastic or PVC exhaust flue, a right-side flue location, and electric service of 115V, 1-phase, 60Hz with breaker sizing between 21.8 and 35 amps. Suction and liquid line sizes (7/8 inch and 3/8 inch respectively) follow industry standards, simplifying component sourcing. Sweat valve connections mean proper brazing skills are essential.
Warranty & Reliability
Coverage includes a lifetime heat exchanger warranty, 10 years for unit replacement, and 10 years for parts, all requiring online registration. The lifetime heat exchanger protection is substantial since this component typically represents the costliest failure point. However, the 10-year parts limit is shorter than some competitors offering 12-15 years, so budget-conscious homeowners should factor maintenance costs beyond decade one.
Specifications
| SKU | GMEC961205DN |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 36,000 |
| Heating BTU | 120,000 |
| Refrigerant | R410A |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | Lifetime Heat Exchanger, 10 Years Unit Replacement, and 10 Years Parts with Online Registration |
| Decibel Level (dBA) | 70.4 |
| Weight (in lbs) | 154.000000 |
| Feature | Spec |
| Energy Star | Yes |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 3/4" |
| Max Breaker Size | 35 amps |
| Min. Breaker Size | 21.8 amps |
| Tonnage | 3.5 Ton |
| Valve Type | Sweat |
| Height | 34.5" |
| Width | 24.5" |
| Depth | 28.75" |
| Resources | GMEC96 Installation Manual GMEC96 Specifications Sheet GMEC96 Owner's Manual GMEC96 Service Manual GMEC96 Replacement Parts Manual GMEC96 Brochure Goodman Furnace 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 | Upflow/Horizontal |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Multi-Speed - ECM |
| Maximum CFM | 2000 |
| Flue Location | Right |
| Burner Stages | Two |
Frequently Asked Questions
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