Review
Goodman has quietly become the value leader in HVAC, and this 3-ton downflow system exemplifies that strategy. At $736, it undercuts comparable Carrier and Lennox units by hundreds of dollars while matching or exceeding their efficiency ratings. The combination of an 80,000 BTU furnace with 97% AFUE and a 35,000 BTU air conditioner rated at 18 SEER2 positions this as a smart replacement for aging equipment in moderate climate zones.
Performance specs are genuinely impressive at this price tier. The modulating burner adjusts heat output continuously rather than cycling on and off, reducing temperature swings and energy consumption. The variable speed ECM blower runs at 1,600 CFM maximum and automatically adjusts based on heating and cooling demand. Operating at 71 decibels thanks to a two-stage scroll compressor, this system strikes a balance between comfort and efficiency that typically requires spending $1,200 to $1,500 more with premium brands.
Pros & Cons
Pros
- 97% AFUE furnace efficiency reduces heating costs significantly compared to standard 80-95% models
- 18 SEER2 cooling rating qualifies for Energy Star and many regional utility rebates
- Modulating burner and variable speed ECM blower optimize comfort and reduce energy waste
- Two-stage compressor with scroll design runs quieter at 71 dB than single-stage alternatives
- 10-year warranty with online registration provides solid long-term protection
Cons
- SKU mismatch in specs, 3.5 ton tonnage, conflicts with 3 ton title creates confusion
- Limited brand recognition compared to Carrier, Trane, or Lennox in contractor networks
- Cooling capacity listed as both 35,000 BTU and 3 ton tonnage specification inconsistency
Who Should Buy
Best For
Homeowners replacing failed systems on tight budgets and contractors working on spec-build projects where efficiency ratings matter more than brand prestige. This system delivers genuine 97% AFUE heating and 18 SEER2 cooling performance at roughly half the cost of name-brand equivalents.
Consider Alternatives If
Anyone requiring premium warranties beyond 10 years, homes with existing high-end system infrastructure, or contractors building luxury homes where brand recognition directly impacts resale value.
Installation
Installation requires standard HVAC connections with 3/8 inch liquid line and 7/8 inch suction line, plus 3/4 inch insulation thickness on the suction side. The unit accepts both R410A and R22 refrigerant, offering some flexibility for retrofit applications. Downflow configuration requires proper ductwork configuration and a plastic or PVC exhaust flue. Electrical requirements run 115V, 1 phase, 60 Hz with breaker sizing between 21.3 and 35 amps.
Warranty & Reliability
The 10-year warranty provides solid baseline coverage when you register online, protecting against major component failures including compressor and heat exchanger defects. This matches mid-tier brands but falls short of Goodman's own premium lines that offer lifetime compressor warranties. Registration is mandatory to activate coverage, so keep documentation accessible.
Specifications
| SKU | LS38783850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 35,000 |
| Heating BTU | 80,000 |
| Refrigerant | R410A or R22 |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 71 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| Product Features | Rebate Available |
| Energy Star | Yes |
| SEER1 (Efficiency) | 18 |
| 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 | 21.3 amps |
| Tonnage | 3.5 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. |
| AHRI Certificate Number | 7424271 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 97% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 1600 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Burner Stages | Modulating |
| Fuel Type | Propane, Natural Gas |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/4" |
| Length | 50 feet |
Frequently Asked Questions
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