Review
The Goodman 4-ton system strikes a practical balance between efficiency and affordability in the mid-range HVAC market. This downflow configured unit combines a high-efficiency furnace with solid cooling capacity, earning Energy Star certification and rebate eligibility. Goodman's manufacturing reputation and wide contractor support make this a familiar choice for residential replacements, particularly in regions where heating loads justify the 96% AFUE investment.
The furnace delivers 48,000 BTU heating with impressive 96% AFUE, while the air conditioning side provides 48,000 BTU cooling at SEER1 16. The multi-speed blower motor runs up to 2,000 CFM and adapts to heating and cooling cycles automatically. At 74 dB, operation is moderately quiet. The scroll compressor handles single-stage operation, making the system straightforward but less sophisticated than variable-capacity alternatives in moderate weather conditions.
Pros & Cons
Pros
- 96% AFUE furnace efficiency reduces heating costs significantly compared to standard 80-85% units
- Energy Star certified with SEER1 rating of 16, indicating strong cooling performance
- Multi-speed blower motor provides flexible comfort control and better temperature distribution
- Scroll compressor is proven reliable technology backed by industry experience
- PVC plastic flue capability simplifies venting and reduces installation complexity
Cons
- Single-stage burner and single-stage condenser limit part-load efficiency in moderate weather
- 74 dB noise level is acceptable but louder than premium variable-stage systems
- Spec sheet lists conflicting tonnage (4 tons in title, 5 tons in specs) and inconsistent SEER ratings (14 vs 16), creating confusion about actual performance
Who Should Buy
Best For
Homeowners in heating-dominant climates who prioritize furnace efficiency and want an Energy Star certified system at a reasonable price point. This works well for downflow/horizontal installations where space is limited and standard efficiency gains are too expensive.
Consider Alternatives If
Anyone needing variable-capacity equipment for part-load efficiency, or those in mild climates where heating demands are minimal and the high AFUE advantage disappears.
Installation
Installation requires 208/230V single-phase 60Hz electrical service with 26.4 to 45 amp breaker capacity. The downflow configuration fits tight spaces and uses standard PVC venting, simplifying routing. Technicians appreciate the right-side flue location and sweat-type valve connections. Proper ductwork sizing and refrigerant line insulation (1/2 inch suction line) remain critical for optimal performance, though no exotic requirements complicate the work.
Warranty & Reliability
Goodman provides 10 years parts and labor coverage with online registration, a solid standard in this market segment. Registration is straightforward and strongly recommended. The warranty covers the scroll compressor and sealed components but excludes wear items and improper installation damage. Ten years gives peace of mind for residential buyers planning long-term 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 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Furnace Efficiency / AFUE | 96% |
| Blower Motor | Multi Speed |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Burner Stages | Single |
| Fuel Type | Gas |
| Height | 30" |
| Width | 24.5" |
| Depth | 21" |
| Resources | CAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil 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. |
| 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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