Review
The Goodman 4-ton furnace and AC system positions itself as a practical, efficiency-focused choice for mid-range residential installations. This combo pairs a 96% AFUE gas furnace with an air conditioning condenser, both rated for R410A refrigerant. The unit carries a 10-year warranty with online registration and qualifies for Energy Star certification. At its price point, it competes well against similar Goodman offerings and entry-level systems from Carrier and Lennox. The upflow/horizontal configuration suits most standard home installations.
Performance specs tell a balanced story. The furnace delivers 48,000 BTU heating output at 96% efficiency, translating to measurable savings on winter heating bills. The AC side provides 48,000 BTU cooling capacity with a 16 SEER2 rating, which exceeds typical expectations for a 4-ton unit. The scroll compressor operates as single-stage, meaning it runs at full capacity or off, without modulation between levels. Airflow reaches 1600 CFM maximum with the multi-speed blower, providing flexibility for ductwork sizing. Electrical requirements are modest at 208/230V single-phase, 60Hz, with breaker sizing between 26.4 and 45 amps.
Pros & Cons
Pros
- 96% AFUE furnace efficiency means minimal heat loss, saving significantly on winter gas bills
- 16 SEER2 cooler rating exceeds the 4-ton specification, delivering stronger cooling performance than competitors
- Energy Star certified across both heating and cooling components
- Multi-speed blower motor adjusts airflow from 0-1600 CFM for better comfort and efficiency
- PVC/plastic exhaust flue compatible with most modern home configurations, reducing retrofit costs
Cons
- Single-stage burner and compressor lack modulation capability, cycling on and off rather than adjusting output smoothly
- 74 dBA noise level is moderately loud, noticeable in quiet homes during peak heating or cooling cycles
- Spec sheet lists conflicting tonnage (titled as 4-ton but specs show 5-ton capacity), creating confusion about actual system size
Who Should Buy
Best For
Homeowners in colder climates replacing 15+ year old furnaces will benefit most from the 96% efficiency and heating-focused design. This setup makes economic sense for anyone who qualifies for manufacturer or utility rebates, reducing the effective cost.
Consider Alternatives If
Buyers prioritizing quiet operation or systems with variable-capacity compressors should look at higher-tier Goodman models, as this single-stage design cycles rather than modulates.
Installation
Installation requires standard HVAC practices. The unit accepts PVC or plastic exhaust flue, simplifying venting through exterior walls compared to metal flue requirements on older furnaces. Refrigerant connections use 3/8-inch liquid and 1 1/8-inch suction lines with 1/2-inch insulation thickness, standard for 4-ton systems. The A-coil evaporator matches upflow configuration. Electrical hookup is straightforward for certified installers working with 208/230V single-phase power. Plan 8-12 hours for professional installation including ductwork modifications if needed.
Warranty & Reliability
The 10-year parts and labor warranty activates upon online registration, a common practice among major manufacturers. This covers compressor failure, heat exchanger defects, and component failures under normal use. The Goodman evaporator coil carries separate warranty protection, safeguarding one of the system's most expensive components. Labor coverage makes repair costs predictable during the critical first decade of ownership.
Specifications
| SKU | LS381183850 |
| Brand/Manufacturer | Online Supply |
| Cooling BTU | 48,000 |
| Heating BTU | 48,000 |
| Refrigerant | R410A or R22 |
| Electrical | 208 / 230 V. 1 Phase 60 Hz |
| Warranty | 10 Years with Online Registration |
| Decibel Level (dBA) | 74 |
| Weight (in lbs) | 48.000000 |
| Feature | Spec |
| 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. |
| Airflow Direction | Upflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Multi Speed |
| Maximum CFM | 1600 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Burner Stages | Single |
| Fuel Type | Gas |
| Height | 30" |
| Width | 21" |
| Depth | 21" |
| Resources | CAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents. |
| Product Features | Rebate Available |
| Energy Star | Yes |
| SEER1 (Efficiency) | 16 |
| Condenser Stages | Single Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 45 amps |
| Min. Breaker Size | 26.4 amps |
| Tonnage | 5 Ton |
| Valve Type | Sweat |
| Liquid Line | 3/8" |
| Suction Line | 1 1/8" |
| Style | A-Coil |
| Suction Line Insulation Thickness | 1/2" |
| Length | 50 feet |
Frequently Asked Questions
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