Review
The Goodman 4-ton downflow system represents the practical middle ground in residential HVAC equipment. At $3,136, it positions itself as a value option that doesn't sacrifice efficiency ratings or build quality. Goodman's market reputation leans toward contractors and cost-conscious homeowners rather than the luxury segment, yet this unit carries an AHRI certificate (7368845) confirming matched-pair performance. It's the kind of system you install and forget about for 15 years.
The efficiency numbers tell the real story here. The furnace delivers 96% AFUE, meaning 96 cents of every fuel dollar converts to heat, only 4 cents wasted up the flue. On cooling, the 16 SEER rating achieves 48,000 BTU output while using substantially less electricity than standard 13 SEER units. The variable-speed ECM blower motor adjusts fan speed to match heating and cooling demand, avoiding the on-off cycling that wastes energy in single-stage systems. For a 4-ton system at this price, these specifications outperform expectations.
Pros & Cons
Pros
- 96% AFUE heating efficiency reduces natural gas or propane consumption significantly compared to older 80-85% systems
- 16 SEER cooling efficiency qualifies for Energy Star certification and many utility rebates
- Variable-speed ECM blower motor maintains comfort while reducing electricity draw during part-load operation
- Two-stage burners and condenser allow modulation for quieter operation and better humidity control
- 10-year warranty with online registration provides solid coverage for the compressor and components
Cons
- 74 dB noise level is moderately loud, louder than high-end single-stage units, especially during peak heating
- Requires 208-240V single-phase power, eliminating it as option for some older homes with 120V only service
- Downflow configuration limits placement to attic or closet installations, not suitable for basement applications
Who Should Buy
Best For
Homeowners with attic or closet HVAC spaces seeking reliable mid-range equipment, and contractors installing replacement systems where existing downflow ductwork is already in place. This system rewards DIY-friendly installation and serves modest to large homes without premium pricing.
Consider Alternatives If
Anyone requiring a basement furnace installation should choose an upflow model, and buyers needing whisper-quiet operation should explore variable-capacity systems from premium manufacturers.
Installation
This downflow configuration requires vertical mounting in attic or closet spaces with adequate height. The unit measures 36.25 inches tall, 35.5 inches wide and deep, so verify clearance before purchase. Electrical service needs 208-240V single-phase at 60Hz with minimum 27.7-amp breaker, maximum 45-amp. Refrigerant lines use standard 3/8-inch liquid and 7/8-inch suction connections. PVC exhaust flue simplifies venting compared to older metal ductwork requirements.
Warranty & Reliability
Goodman provides a full 10-year parts warranty when you register the unit online within 30 days of installation. This covers the compressor, blower motor, and heat exchanger, which are the expensive components. Labor is not included, so budget separately for service calls. Compare this to 5-year warranties from budget brands and understand you're getting extended protection.
Specifications
| SKU | DSXC160481 |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 48,000 |
| Heating BTU | 120,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 241.000000 |
| Feature | Spec |
| AHRI Certificate Number | 7368845 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Product Features | Rebate Available |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Energy Star | Yes |
| Burner Stages | Two |
| Fuel Type | Propane, Natural Gas |
| Height | 36.25" |
| Width | 35.5" |
| Depth | 35.5" |
| Resources | Goodman Specifications 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. |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Tonnage | 4 Ton |
| Style | A-Coil |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 45 amps |
| Min. Breaker Size | 27.7 amps |
| Valve Type | Sweat |
Frequently Asked Questions
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