Review
The Goodman 3-ton system sits squarely in the practical middle ground of HVAC equipment. At $643, it's positioned for budget-conscious homeowners and cost-sensitive contractors who refuse to compromise on core efficiency metrics. Online Supply's listing includes full technical documentation, installation manuals, and parts resources, making this a complete package rather than a bare-bones offering. The Energy Star certification signals real efficiency credentials backed by third-party testing.
Performance numbers tell a compelling story. The furnace delivers 80,000 BTU heating output at 96% AFUE, translating to meaningful savings on winter heating bills. The air conditioner produces 34,800 BTU cooling at 16 SEER1 rating with a scroll compressor and R410A refrigerant. The dual-stage burner modulates output, and the multi-speed ECM blower reaches 1,200 CFM maximum, adapting to your home's actual heating and cooling demands rather than running at fixed capacity.
Pros & Cons
Pros
- 96% AFUE heating efficiency significantly reduces winter gas bills compared to 80-90% standard units
- Two-stage burner cycles intelligently to match demand, improving comfort and reducing wear
- Multi-speed ECM blower motor automatically adjusts airflow for quieter operation and better dehumidification
- PVC exhaust compatibility eliminates expensive stainless steel venting costs
- Energy Star certified with 10-year parts warranty when registered online
- Compact dimensions (38.25 inches tall) fit most standard utility closets and basements
Cons
- Single-stage condenser limits cooling efficiency compared to two-stage models, even though 16 SEER1 is respectable
- 73.5 dBA noise level is louder than premium variable-stage units, noticeable during heating cycles
- Requires 208/230V single-phase power, limiting installation options in older homes with only 120V service
- A-coil style requires proper humidity management to prevent condensation issues in humid climates
Who Should Buy
Best For
Homeowners in moderate climates replacing 10-20 year old systems want solid efficiency without premium pricing. Contractors doing volume replacements appreciate the reliable Goodman platform, straightforward installation, and strong warranty coverage that protects their reputation.
Consider Alternatives If
Skip this if you need two-stage cooling for hot, humid summers, require whisper-quiet operation in an open-concept home, or have only 120V available without electrical upgrades.
Installation
Installation complexity sits at moderate difficulty. This upflow configuration requires proper ductwork alignment and careful PVC flue venting setup. The 30-pound unit needs 29 x 29 x 38.25 inch space, standard for most utility closets. Electrical work demands 208/230V single-phase connection with 18.7 to 30-amp breaker sizing. Refrigerant line sizing calls for 3/8 inch liquid and 7/8 inch suction lines with 3/4 inch insulation, requiring certified technician handling.
Warranty & Reliability
Goodman provides 10-year parts coverage when you register online after purchase. This protects against compressor failure, blower motor issues, and heat exchanger defects during the critical first decade of operation. Labor costs fall on you, but parts replacement coverage gives real peace of mind. Registration typically takes five minutes and extends warranty significantly beyond the baseline one-year standard.
Specifications
| SKU | LS38783850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 34,800 |
| Heating BTU | 80,000 |
| Refrigerant | R410A |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 73.5 |
| Weight (in lbs) | 30.000000 |
| Feature | Spec |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Multi-Speed - ECM |
| Maximum CFM | 1200 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Energy Star | Yes |
| Burner Stages | Two |
| Fuel Type | Gas |
| Height | 38.25" |
| Width | 29" |
| Depth | 29" |
| Resources | Goodman Brochure Goodman Specifications Goodman Installation Manual Goodman Warranty Information Goodman Service Instructions Goodman Kit Instructions Goodman Parts 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. |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Tonnage | 3 Ton |
| Style | A-Coil |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 30 amps |
| Min. Breaker Size | 18.7 amps |
| Suction Line Insulation Thickness | 3/4" |
| Length | 50 feet |
Frequently Asked Questions
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