Review
The Goodman 4-ton furnace and AC system targets the value segment where reliability matters more than premium features. This is a straightforward gas-electric hybrid setup pairing an 80,000 BTU furnace with a cooling coil, sized for mid-sized homes around 1,800 to 2,200 square feet. Goodman's reputation hinges on no-frills durability and parts availability rather than innovation, making this system a safe choice for contractors and homeowners tired of unexpected repairs on aging equipment.
The heating side delivers 96% AFUE efficiency, meaning only 4% of fuel energy goes up the flue, a meaningful upgrade from 1990s-era furnaces at 78-82% efficiency. The cooling coil carries a 16 SEER2 rating despite marketing language citing 14 SEER, suggesting strong seasonal performance in moderate climates. The scroll compressor and single-stage design keep things simple, though the 74 dB noise output ranks louder than inverter-driven competitors. Multi-speed blower control allows technicians to balance airflow with ductwork restrictions, a practical advantage during installation.
Pros & Cons
Pros
- 96% AFUE gas furnace efficiency reduces heating costs significantly compared to older 80-85% models
- 16 SEER2 rating on the cooling side exceeds the 14 SEER nameplate, suggesting strong real-world performance
- Energy Star certified, qualifying for utility rebates that can offset initial investment
- Multi-speed blower motor adapts to varying load conditions for better comfort and efficiency
- 10-year warranty with online registration provides solid protection against manufacturing defects
- Scroll compressor design is proven durable and commonly serviced by most contractors
Cons
- Spec sheet shows conflicting tonnage claims (4 ton in title, 5 ton in specs), creating uncertainty about actual capacity
- Single-stage compressor lacks variable capacity, so it runs full blast or off with no middle ground
- 74 dB noise level is noticeably louder than inverter-driven units, potential concern for noise-sensitive homeowners
- Cooling BTU listed as 48,000 (4 ton equivalent) conflicts with 5-ton tonnage specification
- Requires 26.4 to 45-amp breaker, demanding proper electrical infrastructure
Who Should Buy
Best For
Budget-conscious homeowners and landlords replacing 15+ year old systems who want proven reliability over cutting-edge features. Contractors appreciate Goodman's straightforward service parts availability and the multi-speed blower's ability to match various ductwork configurations.
Consider Alternatives If
Anyone needing ultra-quiet operation, variable-capacity cooling, or premium financing options should explore higher-tier units. The spec inconsistencies also warrant vendor clarification before purchase.
Installation
Installation demands a 26.4 to 45-amp circuit breaker, so existing 20-amp service won't cut it. The upflow/downflow configuration suits both basement and attic placement. Valve connections use 3/8 inch liquid lines and 7/8 inch suction lines with 1/2 inch insulation, standard sizing for most contractors. PVC exhaust flue is required with right-side location noted, adding cost if existing ductwork runs differently.
Warranty & Reliability
Ten-year parts warranty applies only after online registration, so homeowners must complete that step immediately. This covers manufacturing defects but excludes normal wear, refrigerant loss from leaks, and electrical components. The terms are competitive for mid-tier equipment, though premium brands sometimes stretch to 12-15 years. Read the fine print for service labor coverage, which often requires additional contract purchases.
Specifications
| SKU | LS381183850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 48,000 |
| Heating BTU | 80,000 |
| Refrigerant | R410A or R22 |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 48.000000 |
| 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 | 45 amps |
| Min. Breaker Size | 26.4 amps |
| Tonnage | 5 Ton |
| Valve Type | Sweat |
| Height | 30" |
| Width | 21" |
| Depth | 21" |
| Resources | CAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil Warranty 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. |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Multi Speed |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Burner Stages | Single |
| Fuel Type | Gas |
| Liquid Line | 3/8" |
| Suction Line | 1 1/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 1/2" |
| Length | 50 feet |
Frequently Asked Questions
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