Review
The Goodman 3-ton gas furnace and air conditioner system is a straightforward, budget-conscious choice for contractors and homeowners managing HVAC replacements without breaking the bank. Priced at $601, this downflow-compatible unit delivers respectable efficiency across both heating and cooling modes. It competes in the value segment where Goodman's reputation for durability and parts availability carries real weight. The system uses R410A or R22 refrigerant, making it compatible with existing infrastructure on many retrofit jobs.
Performance-wise, the 96% AFUE furnace excels at converting natural gas to heat, producing 120,000 BTU of heating capacity with minimal waste. Cooling output reaches 36,000 BTU at a 13 SEER rating, which meets federal minimums but trails modern 16-18 SEER systems. The multi-speed blower motor (capable of 2000 CFM maximum) adjusts to load conditions, supporting both efficiency and comfort. Single-stage burner and compressor designs keep costs low, though they don't modulate for peak performance like variable-capacity competitors.
Pros & Cons
Pros
- 96% AFUE furnace efficiency significantly reduces winter heating costs for gas-dependent climates
- Multi-speed blower motor adapts to varying load conditions, improving comfort and efficiency
- 13 SEER cooling rating meets baseline efficiency standards for most U.S. regions
- PVC/plastic flue compatible, simplifying venting in retrofit installations
- Compact dimensions (22 inches H x 24.5 inches W x 21 inches D) fit tight mechanical spaces
- 10-year warranty with online registration covers manufacturing defects
- Single-stage burner design proven reliable with minimal moving parts
Cons
- 13 SEER rating is dated by 2024 standards, when 16+ SEER systems are increasingly common
- 74 dB noise level is louder than modern variable-capacity units, noticeable in quiet spaces
- Single-stage cooling and heating lack modulation for peak efficiency or comfort
- Not Energy Star certified, missing potential rebate opportunities in some utility programs
- Reciprocating compressor generates more vibration than scroll designs in comparable units
Who Should Buy
Best For
Contractors replacing failed units on tight budgets and homeowners in heating-dominant climates who prioritize furnace efficiency over air conditioning performance. This system works well for properties where winter heating bills dwarf cooling costs.
Consider Alternatives If
Energy-conscious buyers in hot climates or anyone pursuing maximum SEER ratings and quiet operation should explore 16 SEER models or higher-efficiency variable-capacity alternatives.
Installation
Installation is straightforward for experienced HVAC technicians. The unit accepts 208/230V single-phase 60 Hz electrical service with 19.1-30 amp breaker sizing, standard for residential applications. Downflow/horizontal orientation suits attic or basement placement. PVC flue venting simplifies retrofit work versus older metal-duct systems. Weighing only 30 pounds, handling and positioning are manageable. Standard sweat connections (3/8-inch liquid, 7/8-inch suction lines) require soldering expertise.
Warranty & Reliability
Goodman backs this system with a 10-year parts warranty, activated through online registration. Coverage includes the compressor, heat exchanger, and refrigerant circuits. Registration is straightforward and unlocks full protection. No labor coverage is included, so installation costs remain your responsibility if failures occur outside the first year. This warranty matches industry standards for mid-range equipment.
Specifications
| SKU | LS38783830 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 36,000 |
| Heating BTU | 120,000 |
| Refrigerant | R410A or R22 |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| Airflow Direction | Downflow/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 |
| Height | 22" |
| Width | 24.5" |
| 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. |
| Replaces | GSX130362, GSX130363, GSX130365 |
| Energy Star | No |
| SEER1 (Efficiency) | 13 |
| Condenser Stages | Single Stage |
| Compressor Type | Reciprocating |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 3/4" |
| Max Breaker Size | 30 amps |
| Min. Breaker Size | 19.1 amps |
| Tonnage | 3.5 Ton |
| Valve Type | Sweat |
| 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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