Review
The Goodman 3.5 Ton combined gas furnace and air conditioning system represents practical mid-market equipment for residential HVAC applications. This upflow configuration delivers 100,000 BTU heating capacity with a 92% Annual Fuel Utilization Efficiency rating, while the cooling side provides 42,000 BTU at 14 SEER. Goodman maintains strong contractor brand recognition for reliability, and this system reflects that heritage without commanding premium pricing typical of top-tier efficiency units.
Heating performance is driven by a single-stage burner burning gas at 100,000 BTU capacity with 92% efficiency, translating to approximately 92,000 BTU delivered to the home. Cooling operates at 42,000 BTU with 14 SEER efficiency using an R410A scroll compressor in single-stage configuration. The multi-speed blower motor adjusts airflow up to 2000 CFM, improving comfort during moderate-load hours by reducing on-cycle time. Electrical requirements are modest at 208/230V single-phase with breaker sizing between 22 and 35 amps.
Pros & Cons
Pros
- 92% AFUE furnace efficiency significantly reduces heating costs compared to 80-85% systems
- 14 SEER cooling rating meets ENERGY STAR baseline standards for most regions
- Multi-speed blower motor provides better temperature control and reduced runtime noise
- Compact dimensions (30 x 21 x 21 inches) fit most standard equipment closets
- 10-year warranty with online registration offers solid protection for homeowner peace of mind
- PVC/plastic flue compatibility simplifies venting installation and reduces material costs
Cons
- Single-stage burner and condenser mean less precise efficiency than two-stage units in variable load conditions
- 73 dB noise level is moderately loud, comparable to busy traffic, not ideal for open floor plans
- Not ENERGY STAR certified despite respectable efficiency ratings, missing potential tax credits
- R410A refrigerant standard now, though newer R-32 systems offer marginally better efficiency
- No variable-speed condenser staging limits part-load performance in mild weather
Who Should Buy
Best For
Homeowners in regions with moderate seasonal demands who prioritize reliable equipment and reasonable efficiency over cutting-edge technology should consider this system. It works especially well for contractors installing equipment on budget-conscious residential projects where the cost difference between 14 and 16 SEER matters more than minimal efficiency gains.
Consider Alternatives If
Homes in extreme climates, high-noise-sensitive environments, or projects targeting ENERGY STAR incentives should explore variable-capacity or two-stage units from competitors.
Installation
This upflow unit requires standard refrigeration line sets with 3/8-inch liquid and 7/8-inch suction connections, pre-insulated to 3/8-inch thickness with maximum 30-foot lineset runs. PVC or plastic flue venting simplifies installation compared to metal ductwork. The compact 30 x 21 x 21 inch footprint fits standard utility closets and basements. Standard 208/230V electrical service with appropriate breaker sizing is necessary. Professional installation is strongly recommended for proper charging, airflow verification, and warranty validity.
Warranty & Reliability
The 10-year parts warranty activates through online registration, providing solid coverage for compressor, heat exchanger, and major components. This represents Goodman's mid-tier warranty offering, shorter than some competitors' lifetime coverage but adequate for typical equipment lifespan expectations. Registration is straightforward and highly recommended to activate full protection.
Specifications
| SKU | LS38783830 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 42,000 |
| Heating BTU | 100,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 73 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 92% |
| Blower Motor | Multi Speed |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Burner Stages | Single |
| Fuel Type | Gas |
| 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. |
| Energy Star | No |
| SEER1 (Efficiency) | 14 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 35 amps |
| Min. Breaker Size | 22 amps |
| Tonnage | 5 Ton |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/8" |
| Length | 30 feet |
Frequently Asked Questions
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