Review
The ACiQ 3.5-ton horizontal furnace bridges the gap between budget equipment and premium systems, offering genuine efficiency gains without premium pricing. At 97% AFUE with modulating burner stages, this unit represents current best-in-class heating technology for propane and natural gas applications. The horizontal A-coil configuration makes it practical for retrofit installations where space is limited, a real advantage over traditional upflow units that demand dedicated closets or basements.
Performance numbers demonstrate solid engineering. The modulating burner adjusts to 120,000 BTU heating capacity while the variable-speed ECM blower maximizes airflow up to 2,000 CFM without running constantly. Cooling output reaches 42,000 BTU with 13 SEER efficiency through R410A refrigeration. At 75 dB, noise remains acceptable for residential settings. The right-side flue location and plastic exhaust requirements simplify venting in modern construction, eliminating traditional metal ductwork complications.
Pros & Cons
Pros
- 97% AFUE with modulating burners adjusts output to match heating demand, reducing short-cycling and energy waste
- Variable-speed ECM blower motor runs quieter at 75 dB and uses less electricity than fixed-speed models
- Horizontal configuration fits attics and crawlspaces where traditional upflow units won't fit
- PVC/plastic exhaust flue simplifies installation in modern homes and reduces condensation issues
- 10-year warranty with online registration provides solid long-term protection at no additional cost
Cons
- Single-stage air conditioner at 13 SEER is adequate but not exceptional for cooling efficiency in hot climates
- Not Energy Star certified, limiting eligibility for certain utility rebates despite rebate availability mentioned
- Reciprocating compressor generates more noise than scroll types, which may affect comfort in closely-coupled homes
Who Should Buy
Best For
This unit suits contractors building efficient hybrid systems in moderate to cold climates where heating runtime is substantial. Homeowners in older homes with space constraints particularly benefit from the horizontal configuration and modulating efficiency.
Consider Alternatives If
Buyers in hot climates prioritizing cooling efficiency should explore 16 SEER or higher units. Those needing Energy Star certification for rebate purposes should look at competitors meeting that standard.
Installation
Horizontal installation requires proper support structure and careful ductwork sealing to prevent air leaks. The 208/230V single-phase 60 Hz electrical requirement needs a dedicated 23.9 to 40 amp breaker, typical for HVAC systems but worth confirming before purchase. PVC flue installation eliminates condensation risks. Most contractors complete installation in 4 to 6 hours on retrofit jobs.
Warranty & Reliability
ACiQ provides 10 years of parts coverage with online registration, no cost required. This matches industry standards for mid-tier equipment. Coverage applies to the furnace and paired Goodman evaporator coil, protecting your investment against manufacturing defects. Registration is straightforward and recommended immediately after installation.
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 | Horizontal |
| Flue Location | Right |
| Energy Star | No |
| Burner Stages | Modulating |
| Fuel Type | Propane, Natural Gas |
| Height | 24.5" |
| Width | 21.125" |
| Depth | 26" |
| Resources | CHPF Installation Manual CHPF 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 | 3.5 Ton |
| Valve Type | Sweat |
| Style | A-Coil |
| Suction Line Insulation Thickness | 3/8" |
| Length | 30 feet |
Frequently Asked Questions
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