Review
The ACiQ 3.5-ton split system represents practical engineering for contractors seeking baseline performance without premium pricing. Built on Goodman's proven platform, this unit delivers 42,000 BTU cooling capacity suitable for most residential applications between 1,500 and 2,000 square feet. The single-phase 208/230/240V electrical compatibility handles most residential panels without expensive upgrades. Its straightforward design prioritizes reliability and serviceability over cutting-edge efficiency, making it a dependable workhorse for mixed climates.
Performance-wise, the 14 SEER1 rating delivers respectable efficiency for mid-market equipment, translating to approximately $30-50 monthly cooling costs for typical households. The variable-speed ECM blower motor actively adjusts to demand, eliminating the on-off cycling noise of single-speed units and improving humidity control. With 1,840 maximum CFM and a 3/8-inch suction line, airflow handling meets standard ductwork specifications. Optional electric heat staging up to 20 kW makes this system viable for all-electric homes or supplemental heating in transitional seasons.
Pros & Cons
Pros
- Variable-speed ECM blower motor adjusts automatically, reducing energy waste and noise compared to single-stage competitors
- Flexible electric heat options from 5 kW to 20 kW allow customization for heating-dominant climates
- 42,000 BTU cooling capacity handles typical 1,500-2,000 sq ft homes efficiently at 14 SEER1
- Scroll compressor design is proven, quiet, and requires minimal maintenance over its service life
- 10-year warranty with online registration provides solid peace-of-mind protection on parts and labor
Cons
- 14 SEER1 rating trails newer 16+ SEER models, meaning higher monthly operating costs in efficiency-focused projects
- Single-stage compressor runs at full capacity, less precise than two-stage alternatives during mild weather
- 73 dBA noise level is audible from nearby windows, problematic for noise-sensitive installations
Who Should Buy
Best For
Contractors installing affordable cooling in residential retrofits or new builds where budget matters more than peak efficiency. Homeowners in moderate climates needing straightforward maintenance and reliable cooling without premium pricing.
Consider Alternatives If
Buyers prioritizing ultra-high efficiency (SEER 16+), those in extremely quiet residential areas intolerant of 73 dBA operation, or regions with aggressive energy codes demanding newer equipment.
Installation
Installation requires standard split-system ductwork connections using 3/8-inch liquid and 7/8-inch suction lines with factory-specified 3/8-inch insulation. Electrical demands two circuits, Circuit 1 needing 57-60 amps and Circuit 2 needing 50 amps at 208-240V single phase. Technicians familiar with R410A refrigerant will find setup straightforward. The 120-pound unit dimensions (29x29x32.5 inches) fit standard equipment closets or basement mechanical rooms without complications.
Warranty & Reliability
The 10-year parts and labor warranty activates upon online registration and covers manufacturing defects across all components. This aligns with industry mid-tier standards, protecting contractors and homeowners against early failures while acknowledging that major repairs beyond five years remain buyer responsibility. Registration takes minutes online and is essential to activate coverage.
Specifications
| SKU | ACIQ-4X-EHPD-UPG |
| Brand/Manufacturer | ACiQ |
| Cooling BTU | 42,000 |
| Heating BTU | 68,200 |
| Refrigerant | R410A |
| Electrical | 208 / 230 / 240 Volts / 1 Phase |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 73 |
| Weight (in lbs) | 120.000000 |
| Feature | Spec |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 1,840 |
| Electric Backup Heat Capabilities (Optional) | 5 Kilowatts, 8 Kilowatts, 10 Kilowatts, 15 Kilowatts, 20 Kilowatts |
| Filter Size | 23" x 20" |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Max Breaker Size | Circuit 1: 60 amps / Circuit 2: 50 amps |
| Min. Breaker Size | Circuit 1: 57 amps / Circuit 2: 50 amps |
| Tonnage | 3.5 Ton |
| Fuel Type | Electric |
| Height | 32.5" |
| Width | 29" |
| Depth | 29" |
| Resources | Goodman Installation Manual Goodman Specifications Goodman Parts Manual Goodman Service Manual Goodman Kit Installation Manual 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. |
| Energy Star | No |
| SEER1 (Efficiency) | 14 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Suction Line Insulation Thickness | 3/8" |
| Length | 30 feet |
| Electric Heat | 20 Kilowatts |
| Phase | Single Phase |
Frequently Asked Questions
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