Review
The Goodman 4-ton combo system pairs a 120,000 BTU two-stage gas furnace with a 48,000 BTU single-stage air conditioner in one compact horizontal package. At $3,136, this ACiQ-badged unit sits in the value-engineered segment of the market, offering Energy Star certification without premium pricing. The 96% AFUE and 14 SEER ratings make it an attractive upgrade path for homeowners replacing 1990s and early 2000s equipment that typically ran at 80% AFUE and 10 SEER.
Performance metrics show practical real-world benefits. The 96% AFUE furnace wastes only 4% of fuel as heat loss, directly reducing heating bills in cold months. The 14 SEER1 cooling rating performs adequately for moderate climates but trails newer variable-capacity units rated 16+ SEER. The two-stage burner allows 40-60% capacity operation during mild weather, improving efficiency and comfort compared to single-stage equipment. The variable-speed ECM blower intelligently modulates airflow, which is standard at this price point but crucial for efficiency gains.
Pros & Cons
Pros
- 96% AFUE heating efficiency reduces winter fuel costs by 15-20% versus 80% AFUE units
- 14 SEER cooling rating qualifies for most state/utility rebates, lowering net install cost
- Dual-stage burner and variable-speed ECM blower provide comfort flexibility and part-load efficiency
- Energy Star certified with 10-year warranty on registration, covering both heating and cooling components
- Horizontal A-coil configuration suits attic, basement, or crawlspace installations with flexible mounting
- R454B refrigerant meets current EPA standards with no planned phase-outs
Cons
- 74 dB noise level is moderate, not ideal for noise-sensitive applications like open-concept homes
- Single-stage cooling compressor cannot modulate capacity, leading to short-cycle inefficiency on mild days
- Spec sheet lists both 4-ton and 5-ton tonnage, creating confusion about actual cooling capacity and matching evaporator coil size
Who Should Buy
Best For
Homeowners replacing 15+ year old systems in moderate climates where heating and cooling both run frequently. Budget-conscious contractors installing complete systems for rental properties or spec homes who want Energy Star rebates without luxury pricing.
Consider Alternatives If
Those prioritizing ultra-quiet operation or seeking multi-stage modulating cooling should explore units with variable-capacity compressors and lower decibel ratings.
Installation
Installation requires standard HVAC practices: proper ductwork sizing (supports up to 2,000 CFM), 26.4 to 45-amp electrical service, and either natural gas or propane supply lines. The downflow horizontal A-coil configuration suits tight spaces, though technicians must verify adequate return and supply plenum clearance. PVC or plastic exhaust flue is mandatory. Most HVAC contractors complete installation in one day.
Warranty & Reliability
Goodman backs this system with a 10-year parts warranty upon online registration. This covers compressor, heat exchanger, and blower components equally, which is competitive for this price range. Registration is straightforward and extends protection significantly beyond the standard one-year labor warranty most contractors provide.
Specifications
| SKU | ACIQ-48-EHPD-UPG |
| Brand/Manufacturer | ACiQ |
| Cooling BTU | 48,000 |
| Heating BTU | 120,000 |
| Refrigerant | R454B |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 120.000000 |
| Feature | Spec |
| Energy Star | Yes |
| SEER1 (Efficiency) | 14 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 45 amps |
| Min. Breaker Size | 26.4 amps |
| Tonnage | 5 Ton |
| Height | 34.5" |
| Width | 24.5" |
| Depth | 28.75" |
| Resources | Goodman Brochure Goodman Installation Instructions Goodman Parts Manual Goodman Service Manual Goodman Specifications Goodman Technical Information Goodman User Information Goodman 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. |
| Configuration | Downflow/Horizontal |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| AHRI Certificate Number | 7368845 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Product Features | Rebate Available |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2000 |
| Burner Stages | Two |
| Fuel Type | Propane, Natural Gas |
| Suction Line Insulation Thickness | 3/8" |
| Length | 30 feet |
Frequently Asked Questions
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