Review
The ACiQ 3.5 Ton Gas Furnace and Air Conditioner System positions itself as a practical, efficiency-focused choice for mixed-use heating and cooling applications. Built on the Goodman platform, this upflow unit delivers 120,000 BTU of heating output and 42,000 BTU of cooling capacity in a compact 30 by 24.5 by 21 inch footprint. At an effective price point, it appeals to contractors and homeowners balancing performance expectations with budget constraints. The modulating burner and variable-speed blower indicate engineering emphasis on smart operation over maximum capacity.
The 97% AFUE rating stands out as exceptional for a non-condensing furnace, translating to minimal fuel waste during winter operation. That modulating burner technology adjusts flame intensity continuously rather than cycling on and off, which smooths temperature swings and extends equipment life. The variable-speed ECM blower reaches 2,000 CFM maximum and scales back when heating or cooling demand drops. On the cooling side, 13 SEER performance is respectable but not premium, paired with R410A refrigerant and a reciprocating compressor designed for reliability over ultra-high efficiency.
Pros & Cons
Pros
- 97% AFUE efficiency is industry-leading for non-condensing gas furnaces, reducing fuel costs significantly
- Modulating burner stages heat output smoothly, minimizing on-off cycling and improving comfort
- Variable-speed ECM blower motor adapts to demand, using less electricity than traditional fixed-speed motors
- PVC/plastic flue compatibility simplifies venting in many retrofit applications
- Sweat connections with 3/8 inch and 7/8 inch line sizes enable clean installation without adapters
- 10-year warranty with online registration provides solid coverage for components
Cons
- 13 SEER cooling rating is middle-of-the-road, not best-in-class for air conditioning performance
- Single-stage condenser limits efficiency gains during partial-load cooling conditions
- No Energy Star certification means you're not getting EPA recognition, even with high AFUE
- 75 dB noise level is moderately loud during operation, noticeable in quiet homes
- Tonnage mismatch in specs, where 3.5 ton capacity conflicts with listed 5 ton tonnage, creates confusion
Who Should Buy
Best For
Homeowners in cold or mixed climates who heat 6 to 8 months annually and want to maximize furnace efficiency without premium pricing. Contractors installing replacement systems in homes where PVC venting is practical and cooling demands are moderate.
Consider Alternatives If
Buyers in hot climates prioritizing cooling efficiency or those needing Energy Star certification for utility rebates should consider higher SEER units or alternative systems.
Installation
Installation requires 208/230 volt single-phase 60 Hz electrical service with a minimum 23.9 amp breaker and maximum 40 amp protection. The upflow/downflow configuration adapts to most equipment placement scenarios. PVC flue capability simplifies venting in homes without masonry chimneys. Suction line insulation thickness of 3/8 inch and 30-foot line length accommodate typical residential ductwork runs. Standard sweat valve connections require basic HVAC soldering skills.
Warranty & Reliability
ACiQ backs this unit with a 10-year parts warranty when you register online after installation. This coverage applies to the furnace and integrated air conditioning components, addressing major failures without unexpected bills during the critical first decade. Registration is straightforward and highly recommended. Goodman evaporator coil warranty documentation is included, ensuring protection for the cooling circuit.
Specifications
| SKU | ACIQ-4X-EHPD-UPG |
| Brand/Manufacturer | ACiQ |
| Cooling BTU | 42,000 |
| Heating BTU | 120,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 75 |
| Weight (in lbs) | 120.000000 |
| Feature | Spec |
| AHRI Certificate Number | 7424268 |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Product Features | Rebate Available |
| Furnace Efficiency / AFUE | 97% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Energy Star | No |
| Burner Stages | Modulating |
| Fuel Type | Propane, Natural Gas |
| Height | 30" |
| Width | 24.5" |
| 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. |
| SEER1 (Efficiency) | 13 |
| Condenser Stages | Single Stage |
| Compressor Type | Reciprocating |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Liquid Valve Size | 3/8" |
| Max Breaker Size | 40 amps |
| Min. Breaker Size | 23.9 amps |
| Tonnage | 5 Ton |
| Valve Type | Sweat |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/8" |
| Length | 30 feet |
Frequently Asked Questions
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