Review
The Goodman 4-ton gas furnace and air conditioning system represents a practical middle ground in the residential HVAC market. At 80% AFUE and 13 SEER, this unit delivers baseline efficiency that meets current codes in most jurisdictions without commanding premium pricing. Built by Goodman, a manufacturer known for reliable, serviceable equipment, this upflow configuration suits basement installations and utility closet placements common in residential retrofits and new construction.
Performance specs tell a focused story. The furnace produces 80,000 BTU of heating output with a two-stage burner that cycles efficiently during partial-load conditions. Cooling capacity reaches 48,000 BTU (4-ton equivalent) through a single-stage reciprocating compressor using R410A refrigerant. The high-efficiency variable-speed blower motor delivers up to 2000 CFM, meeting design requirements for proper air distribution. Operating noise levels hit 76 dB, comparable to older units but slightly elevated versus premium competitors.
Pros & Cons
Pros
- 80% AFUE heating efficiency meets or exceeds most municipal codes in non-condensing furnace category
- 13 SEER cooling rating delivers respectable air conditioning efficiency at entry-to-mid tier pricing
- Two-stage burner reduces heating cycles and improves comfort compared to single-stage units
- High-efficiency variable-speed blower motor with 2000 CFM maximum airflow handles 4-ton cooling and 80,000 BTU heating demand
- 10-year warranty with online registration provides solid peace-of-mind coverage for parts and labor
- Metal flue requirement keeps installation straightforward without special ductwork modifications
Cons
- Not Energy Star certified, meaning it doesn't meet the highest efficiency thresholds preferred by eco-conscious buyers
- Single-stage condenser limits cooling efficiency optimization during partial-load operation, reducing seasonal performance vs. two-stage units
- 76 dB noise level runs louder than quieter premium models, noticeable in finished basements or living spaces near furnace location
- 80% AFUE baseline leaves significant room for improvement compared to 95%+ condensing furnace alternatives available at higher price points
Who Should Buy
Best For
Contractors looking for dependable, code-compliant equipment for rental properties and builder spec homes will appreciate this unit's balanced performance and straightforward installation. Homeowners in milder climates who value affordability over maximum efficiency and aren't ready to invest in condensing furnace technology will find genuine value here.
Consider Alternatives If
Energy-conscious buyers in cold climates or those planning to stay in their home 15+ years should explore 95% AFUE condensing furnaces, which recover flue heat and deliver better long-term ROI despite higher upfront costs.
Installation
This upflow furnace measures 30 inches tall, 21 inches wide, and 21 inches deep, fitting standard basement closet and utility spaces. Electrically rated for 208/230V single-phase 60 Hz service, it requires breaker sizing between 26.3 and 45 amps depending on actual load. The metal flue requirement keeps installation straightforward. Line set connections use standard 3/8-inch liquid and 1 1/8-inch suction lines with 1/2-inch insulation thickness rated for 50-foot runs.
Warranty & Reliability
Goodman backs this system with a solid 10-year warranty on parts when you register online. This coverage extends to compressor, heat exchanger, and evaporator coil defects, providing reasonable protection against manufacturing failures. Warranty doesn't cover labor, maintenance, or damage from improper installation, so professional setup matters. Registration is straightforward and activates full coverage.
Specifications
| SKU | LS381183850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 48,000 |
| Heating BTU | 80,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 76 |
| Weight (in lbs) | 48.000000 |
| Feature | Spec |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Metal |
| Furnace Efficiency / AFUE | 80% |
| Blower Motor | High Efficiency Multi-Speed |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Burner Stages | Two |
| Fuel Type | Gas |
| Height | 30" |
| Width | 21" |
| Depth | 21" |
| Resources | CAPT Installation Manual CAPT 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 | GSX130483, GSX130484, GSX130485 |
| Energy Star | No |
| SEER1 (Efficiency) | 13 |
| Condenser Stages | Single Stage |
| Compressor Type | Reciprocating |
| Liquid Line | 3/8" |
| Suction Line | 1 1/8" |
| Liquid Valve Size | 3/8" |
| Max Breaker Size | 45 amps |
| Min. Breaker Size | 26.3 amps |
| Tonnage | 5 Ton |
| Valve Type | Sweat |
| Style | A-Coil |
| Suction Line Insulation Thickness | 1/2" |
| Length | 50 feet |
Frequently Asked Questions
Affiliate disclosure: IndustrialRank earns a commission on qualifying purchases at no extra cost to you. We only recommend products we have independently reviewed.