Review
The Goodman 5-ton horizontal split system sits squarely in the practical middle of the residential cooling market. This unit combines solid engineering with straightforward installation to appeal to both retrofit contractors and homeowners upgrading from older equipment. At 57,000 BTU cooling capacity, it handles mid-sized homes effectively. The horizontal A-coil configuration makes it particularly valuable for attics and tight spaces where vertical clearance is limited, solving real installation challenges many contractors face regularly.
Performance specs show genuine efficiency improvements over baseline equipment. The 18 SEER1 rating, two-stage compressor, and variable-speed ECM blower motor working together reduce runtime while maintaining comfort. At maximum capacity the unit pulls 2,000 CFM, and the scroll compressor adjusts output based on cooling demand. The 74 dBA noise level is moderate, acceptable for most installations but noticeable during peak operation. Electrical requirements span 36.7 to 60 amps depending on backup heat selection, requiring proper circuit design during installation.
Pros & Cons
Pros
- 18 SEER1 efficiency exceeds many competitors in this price tier, reducing monthly cooling costs noticeably
- Two-stage scroll compressor provides variable capacity and quieter operation at partial loads
- Variable-speed ECM blower motor adjusts airflow between 0 and 2,000 CFM for better comfort and dehumidification
- Flexible electric backup heat options from 3 kW to 20 kW accommodate diverse installation scenarios
- 10-year warranty with online registration offers solid protection for the investment
- Horizontal A-coil configuration fits tight attic and crawlspace installations common in existing homes
Cons
- Not Energy Star certified, missing qualification opportunities for some utility rebates
- 74 dBA noise level is moderately loud, may be noticeable in quiet neighborhoods or from nearby living spaces
- Requires 36.7 to 60 amp breaker depending on backup heat selection, demanding new electrical work in older homes
- R410A refrigerant handling adds labor costs and requires certified technicians for service
Who Should Buy
Best For
Homeowners replacing aging 5-ton systems where cost matters but efficiency improvements are desired, or contractors bundling complete systems for mid-sized residential applications. It's especially good for properties with limited attic or basement space due to its compact horizontal design.
Consider Alternatives If
Buyers seeking maximum efficiency or Energy Star qualification should explore 19+ SEER alternatives, and those in noise-sensitive areas may prefer quieter inverter-driven units despite higher costs.
Installation
Installation suits experienced HVAC technicians. The unit requires 208/230V single-phase power with properly sized breaker protection. Refrigerant lines use 3/8 inch liquid and 7/8 inch suction connections with sweat valve fittings, demanding soldering skill and EPA certification. The 296-pound weight and 38.25 by 35.5 inch footprint fit most standard attic or basement locations. Backup heat integration adds complexity based on kW selection chosen.
Warranty & Reliability
Goodman provides a 10-year warranty when you register online after purchase. This covers defects in materials and workmanship on the sealed system and component parts. Registration is straightforward through Goodman's website. Ten years is solid protection that demonstrates manufacturer confidence, though parts availability varies regionally so choosing an installer with established Goodman relationships matters for future service.
Specifications
| SKU | DSXC180601 |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 57,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 296.000000 |
| Feature | Spec |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2,000 |
| Electric Backup Heat Capabilities (Optional) | 3 Kilowatts, 5 Kilowatts, 6 Kilowatts, 8 Kilowatts, 10 Kilowatts, 15 Kilowatts, 20 Kilowatts |
| Max Breaker Size | 60 amps |
| Tonnage | 5 Ton |
| Height | 38.25" |
| Width | 35.5" |
| Depth | 35.5" |
| Resources | Goodman Specifications Goodman 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. |
| Configuration | Horizontal |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
| Energy Star | No |
| SEER1 (Efficiency) | 18 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Min. Breaker Size | 36.7 amps |
| Valve Type | Sweat |
Frequently Asked Questions
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