Review
The Goodman 4-ton gas furnace and air conditioner system represents a practical middle ground in the residential HVAC market. This unit pairs a 120,000 BTU furnace with a 47,000 BTU cooling coil in a compact horizontal design. Goodman's reputation for straightforward reliability and affordable equipment makes this system appealing to budget-conscious homeowners and contractors managing multiple installations. The horizontal configuration opens installation possibilities where traditional upflow units face space constraints.
Efficiency ratings tell the real story here. The 96% AFUE furnace converts nearly all fuel to usable heat, while the 17 SEER cooling delivers solid seasonal performance. Two-stage operation on both heating and cooling allows the system to modulate capacity, reducing runtime and improving humidity control compared to single-stage competitors. The ECM multi-speed blower motor automatically adjusts to system demand, extracting maximum efficiency without manual adjustment. Real-world performance in moderate climates consistently meets or exceeds spec ratings.
Pros & Cons
Pros
- 96% AFUE furnace efficiency minimizes gas waste and reduces monthly heating bills significantly
- 17 SEER cooling efficiency qualifies for ENERGY STAR, lowering summer energy costs
- Two-stage burner and compressor allow modulating operation for quieter, more consistent comfort
- ECM blower motor adjusts speed automatically, improving air distribution and reducing energy draw
- Horizontal configuration works in tight spaces, attics, and crawlspaces where upflow units won't fit
Cons
- 72 dB noise level is audible during operation, noticeable in quiet homes or bedrooms
- 4-ton capacity may oversized for smaller homes, reducing efficiency through short cycling
- PVC flue requirement adds installation constraints and limits retrofit compatibility with older systems
Who Should Buy
Best For
Homeowners replacing 10+ year old systems in 2,500-3,500 sq ft homes who want better efficiency without paying top-tier pricing. Contractors valuing straightforward installation in retrofit scenarios with limited space will appreciate the horizontal configuration and ECM reliability.
Consider Alternatives If
Buyers seeking ultra-quiet operation or those in homes under 2,000 sq ft should evaluate smaller capacity units to avoid short cycling and efficiency loss.
Installation
Installation requires a PVC flue pipe, which differs from older metal ductwork common in existing homes. The horizontal A-coil design demands proper support in attic or crawlspace mounting. Electrical connections need 208/230V single-phase power with breaker capacity between 29.3 and 50 amps, standard in most homes. Most HVAC technicians complete installation within one day, though ductwork modifications may extend the timeline.
Warranty & Reliability
Goodman backs this system with a 10-year parts warranty activated through online registration. This mid-range coverage protects against compressor failure and component defects, though excludes maintenance items and labor. Registration is straightforward and extends your protection window significantly compared to default limited warranties. Most contractors and homeowners find this coverage sufficient for residential use.
Specifications
| SKU | TX5N4 |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 47,000 |
| Heating BTU | 120,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 72 |
| Weight (in lbs) | 2.500000 |
| Feature | Spec |
| Configuration | Upflow/Horizontal |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Tonnage | 4 Ton |
| Style | A-Coil |
| Height | 38.25" |
| Width | 35.5" |
| Depth | 35.5" |
| Resources | Goodman Specifications Goodman Installation Manual 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 - ECM |
| Maximum CFM | 2000 |
| Flue Location | Right |
| Energy Star | Yes |
| Burner Stages | Two |
| Fuel Type | Gas |
| SEER1 (Efficiency) | 18 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 50 amps |
| Min. Breaker Size | 29.3 amps |
| Valve Type | Sweat |
Frequently Asked Questions
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