Review
The ACiQ 3.5 Ton dual-fuel system represents a practical middle-ground option for residential HVAC upgrades. Combining a gas furnace with an integrated heat pump, this downflow A-coil configuration handles both heating and cooling in a single cabinet. It's positioned squarely in the mid-market segment, offering efficiency improvements over base-model equipment without reaching premium pricing. The Energy Star certification and two-stage burner design signal solid engineering choices for contractors familiar with hybrid systems.
Performance numbers tell the real story. The furnace delivers 100,000 BTU of heating at 96% AFUE, meaning nearly all fuel converts to usable heat rather than escaping through the flue. Cooling comes in at 41,000 BTU with a 14 SEER rating, supporting the Energy Star designation. The variable-speed ECM blower motor can push up to 2,000 CFM, adjusting runtime to match actual heating and cooling demand. Operating on 115V single-phase power with reasonable breaker requirements (24-40 amps) keeps installation electrically straightforward.
Pros & Cons
Pros
- 96% AFUE furnace efficiency significantly reduces heating costs compared to standard 80-85% models
- 14 SEER rating meets Energy Star standards for cooling performance at a mid-tier price point
- Two-stage burner and variable-speed ECM blower motor optimize comfort and efficiency across load conditions
- 100,000 BTU heating output handles larger homes and colder climates effectively
- PVC exhaust capability simplifies venting and reduces installation complexity in many applications
- 10-year warranty with online registration provides solid long-term protection
Cons
- Single-stage compressor limits efficiency optimization compared to two-stage alternatives in partial load scenarios
- 74 dB noise level runs noticeably louder than high-end variable-capacity units, which may concern noise-sensitive homeowners
- Cooling capacity of 41,000 BTU falls short of the 3.5-ton rating, creating a mismatch between marketing and actual performance
Who Should Buy
Best For
Contractors installing systems in homes with 1,500 to 2,200 square feet in moderate climates, and homeowners seeking reliable dual-fuel performance without luxury pricing. This unit works well for mixed seasonal use where neither heating nor cooling dominates year-round demand.
Consider Alternatives If
Buyers in consistently hot climates needing strong cooling should choose higher SEER units, and those prioritizing whisper-quiet operation should compare variable-capacity compressor models.
Installation
This downflow configuration fits tight utility closets and basement installations where horizontal airflow works. Standard sweat connections use 3/8 inch liquid line and 7/8 inch suction line with 1/2 inch insulation on the suction side. Plastic PVC exhaust simplifies venting compared to metal requirements. Weighing 120 pounds and measuring 34.5 inches tall, it requires basic mechanical skill and standard refrigerant recovery equipment for proper commissioning.
Warranty & Reliability
ACiQ provides 10 years of coverage when you register online, protecting compressor, coil, and other major components. This matches mid-tier industry standards. Registration typically takes five minutes and should happen before or immediately after installation. Proof of purchase and online documentation are required for claims, so keep your paperwork organized.
Specifications
| SKU | ACIQ-4X-EHPD-UPG |
| Brand/Manufacturer | ACiQ |
| Cooling BTU | 41,000 |
| Heating BTU | 100,000 |
| Refrigerant | R410A |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 120.000000 |
| Feature | Spec |
| Product Features | Rebate Available |
| 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 | 40 amps |
| Min. Breaker Size | 24 amps |
| Tonnage | 5 Ton |
| Valve Type | Sweat |
| Height | 34.5" |
| Width | 21" |
| 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 | 1 1/8" |
| Style | A-Coil |
| AHRI Certificate Number | 7368844 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2000 |
| Burner Stages | Two |
| Fuel Type | Propane, Natural Gas |
| Suction Line Insulation Thickness | 1/2" |
| Length | 50 feet |
Frequently Asked Questions
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