Review
The Goodman 3.5 ton gas furnace and air conditioner system represents a practical middle ground in the HVAC market. With 100,000 BTU heating capacity and 42,000 BTU cooling output, this downflow-configured unit addresses both seasons in a single package. The system carries AHRI certification number 7424272 and Energy Star approval, signaling compliance with current efficiency standards. Goodman's reputation for straightforward reliability makes this an appealing choice for contractors seeking proven equipment that doesn't require specialized service training.
Performance specifications tell the real story. The furnace delivers 97% AFUE efficiency, meaning 97 cents of every dollar spent on gas actually heats your home, with only 3% lost up the flue. The modulating burner automatically adjusts flame intensity from low to high, preventing the energy waste common in simple on/off systems. On the cooling side, 13 SEER efficiency meets federal minimums but lags premium inverter-driven units. The variable-speed ECM blower motor runs at multiple speeds, reducing cycling losses and improving comfort compared to fixed-speed alternatives. Maximum CFM output reaches 2000, sufficient for proper air distribution in homes up to roughly 3,500 square feet.
Pros & Cons
Pros
- Exceptional 97% AFUE heating efficiency reduces natural gas consumption and monthly utility bills
- Modulating burner adjusts output continuously instead of cycling on/off, improving comfort and efficiency
- Variable-speed ECM blower motor provides better humidity control and quieter operation than fixed-speed alternatives
- Energy Star certified cooling system with 13 SEER rating meets EPA efficiency standards
- Downflow configuration works in basements and attics, offering flexible installation options
Cons
- 13 SEER is mid-range efficiency, not cutting-edge for cooling compared to 16+ SEER systems
- Single-stage reciprocating compressor operates at one speed only, less efficient than variable-capacity alternatives
- No multi-stage cooling capability limits part-load efficiency during mild weather operation
Who Should Buy
Best For
Homeowners in climates with cold winters and moderate summers who prioritize heating efficiency and want dependable equipment from an established brand. This system makes sense for budget-conscious buyers replacing older furnaces, since the high AFUE rating pays back the investment faster than lower-efficiency models.
Consider Alternatives If
Buyers in hot climates where cooling runs most of the year should consider systems with higher SEER ratings or variable-capacity compressors, as the single-stage cooling efficiency will underperform relative to needs.
Installation
Installation requires standard HVAC connections: 3/8 inch liquid line, 7/8 inch suction line, and 3/8 inch sweat valve fittings. The downflow/horizontal A-coil configuration demands careful positioning in basements or attics with adequate clearance above and below for serviceability. Electrical requirements are modest, needing 115V single-phase 60Hz power with 23.9 to 40 amp breaker sizing. PVC exhaust flue compatibility simplifies venting setup compared to older metal-pipe designs.
Warranty & Reliability
Goodman includes a 10-year parts warranty when you register the system online within 90 days of installation. This is standard industry coverage for major components like the compressor and heat exchanger. Online registration is straightforward and essential to activate the full warranty period. Labor coverage varies by contractor, so confirm what your installer provides separately from the manufacturer warranty.
Specifications
| SKU | ACIQ-4X-EHPD-UPG |
| Brand/Manufacturer | ACiQ |
| Cooling BTU | 42,000 |
| Heating BTU | 100,000 |
| Refrigerant | R410A |
| Electrical | 115 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 75 |
| Weight (in lbs) | 120.000000 |
| Feature | Spec |
| Energy Star | Yes |
| 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 |
| 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 |
| Style | A-Coil |
| AHRI Certificate Number | 7424272 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Product Features | Rebate Available |
| Furnace Efficiency / AFUE | 97% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2000 |
| Burner Stages | Modulating |
| Fuel Type | Propane, Natural Gas |
| Suction Line Insulation Thickness | 3/8" |
| Length | 30 feet |
Frequently Asked Questions
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