Review
The ACiQ 3.5-ton horizontal system represents a solid mid-tier option for homeowners and contractors seeking efficient heating and cooling without premium brand pricing. This unit combines a Goodman gas furnace (120,000 BTU) with a matching air conditioner (42,000 BTU) in an A-coil configuration, packaged for upflow or horizontal installation. It carries Energy Star certification and AHRI certificate 7368842, confirming it meets matched-pair efficiency standards. The system targets replacement applications where existing ductwork exists and indoor space allows a 34.5-inch tall unit.
Performance numbers tell the real story here. The furnace achieves 96% AFUE with a two-stage burner that modulates heat output based on demand, reducing energy waste during mild weather. The AC side delivers 14 SEER1 efficiency using R410A refrigerant and a scroll compressor, operating at 73 dB. The variable-speed ECM blower motor reaches 2,000 CFM maximum and adjusts automatically, which means lower electricity consumption than fixed-speed alternatives. Electrical requirements stay reasonable at 115V single phase, with breaker size between 22-35 amps.
Pros & Cons
Pros
- 96% AFUE heating efficiency with two-stage burner reduces natural gas consumption significantly versus 80-90% units
- 14 SEER1 cooling efficiency and Energy Star certification delivers solid AC performance on 42,000 BTU capacity
- Variable-speed ECM blower motor with 2,000 CFM maximum adapts airflow to demand, improving comfort and reducing runtime waste
- Scroll compressor is known for durability and quiet operation at 73 dB
- Lifetime heat exchanger warranty plus 10 years parts with registration provides real peace of mind on major components
- Plastic PVC exhaust flue option reduces installation costs compared to metal vent requirements
Cons
- Single-stage AC compressor means higher cycling in hot climates, less efficient than two-stage or variable capacity systems
- 42,000 BTU cooling capacity feels modest for the 120,000 BTU heating capacity, suggesting this pairing works best in mixed or heating-heavy climates
- 120 lbs weight and 34.5-inch height requires careful planning for horizontal attic or basement installations with space constraints
Who Should Buy
Best For
Homeowners in northern and moderate climates replacing 10-15 year old furnace and AC systems want reliable, efficient equipment without premium pricing. Contractors installing split systems in homes with existing ductwork and adequate electrical service, 115V single phase available.
Consider Alternatives If
Skip this unit if you need primarily cooling capacity in hot climates where the 42,000 BTU AC output will cycle constantly, or if your electrical panel cannot handle 22-35 amp breaker requirements.
Installation
Installation fits most residential retrofit scenarios. The unit accepts both natural gas and propane fuel, so line conversion is possible if needed. Refrigerant lines require 3/8-inch liquid and 7/8-inch suction connections, with 3/8-inch insulation on the suction line included. PVC plastic exhaust venting simplifies ductwork versus metal alternatives. Horizontal mounting needs roughly 24.5-inch width and 28.75-inch depth clearance. Check that your existing ductwork handles the 2,000 CFM maximum blower output.
Warranty & Reliability
Goodman backs the heat exchanger for the lifetime of the original owner, protecting you against the costliest furnace failure. All other parts receive 10 years coverage when you register online, which is competitive for mid-tier equipment. This combination addresses buyer concerns about furnace longevity while limiting repair costs during the critical first decade of operation.
Specifications
| SKU | ACIQ-4X-EHPD-UPG |
| Brand/Manufacturer | ACiQ |
| Cooling BTU | 42,000 |
| Heating BTU | 120,000 |
| Refrigerant | R410A |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | Lifetime Heat Exchanger and 10 Years Parts with Online Registration |
| Decibel Level (dBA) | 73 |
| 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 | 35 amps |
| Min. Breaker Size | 22 amps |
| Tonnage | 5 Ton |
| Height | 34.5" |
| Width | 24.5" |
| Depth | 28.75" |
| Resources | Goodman Brochure Goodman Install 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 | Upflow/Horizontal |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| AHRI Certificate Number | 7368842 |
| Airflow Direction | Upflow/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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