Review
The Goodman 4-ton downflow furnace and air conditioner system sits squarely in the accessible middle tier of the HVAC market. This is a unit built for contractors and homeowners who prioritize reliable heating without chasing premium pricing. With a 97% AFUE rating and modulating burner, it delivers genuine efficiency improvements over standard models. The variable-speed ECM blower adds another layer of operational economy. Goodman's reputation for durability backs this unit, and the Energy Star certification confirms it meets EPA standards.
Performance specs are straightforward and honest. The furnace produces 100,000 BTU of heating output with modulating burner stages for smooth capacity control. Cooling delivers 48,000 BTU at 15 SEER efficiency using a two-stage scroll compressor and R410A or R22 refrigerant. The variable-speed blower reaches 2,000 CFM maximum but runs at lower speeds during partial-load conditions, cutting unnecessary electrical draw. Electrical requirements are reasonable at 208/230V single-phase, with breaker sizing between 27.7 and 45 amps depending on configuration.
Pros & Cons
Pros
- 97% AFUE heating efficiency significantly reduces natural gas or propane consumption and monthly bills
- Modulating burner stages heat output smoothly rather than cycling on and off, improving comfort
- Variable-speed ECM blower motor runs at lower speeds most of the time, cutting electricity use
- Two-stage condenser cooling delivers 48,000 BTU (4-ton nominal) with 15 SEER efficiency rating
- PVC exhaust flue requirement simplifies installation in many existing homes without expensive venting upgrades
- 10-year warranty with online registration provides solid long-term protection for parts
Cons
- SKU mismatch issue, the specs list shows 5-ton tonnage but product title claims 4-ton capacity, creating confusion
- 15 SEER cooling rating is mid-range for 2024, not leading-edge efficiency compared to 18+ SEER competitors
- 74 dB noise level is louder than premium models, noticeable during operation and conditioning cycles
Who Should Buy
Best For
Budget-conscious homeowners in moderate climates where heating dominates cooling needs, and contractors installing systems in homes that cannot support high-efficiency premium brands. This unit rewards you for fuel savings within two to four years of ownership.
Consider Alternatives If
Buyers seeking cutting-edge cooling efficiency or those with noise sensitivity should explore quieter, higher-SEER alternatives, even at higher upfront cost.
Installation
This downflow configuration fits tight spaces where horizontal or vertical ducting routes are constrained. The 21 x 21 x 30 inch footprint is compact for attics and utility closets. PVC exhaust flue simplification means no expensive stainless steel venting, reducing material and labor costs. Sweat-type refrigerant valves with 3/8 inch liquid and 7/8 inch suction lines are industry standard. Professional installation is required for proper refrigerant charging and gas line connections.
Warranty & Reliability
Goodman offers a 10-year parts warranty when you register the unit online after installation. This coverage is solid for the price point and reflects manufacturer confidence in reliability. Registration is straightforward and typically completed during professional installation. Labor costs beyond the warranty period are homeowner responsibility, but the extended parts protection provides valuable peace of mind.
Specifications
| SKU | CAPF4860C6 |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 48,000 |
| Heating BTU | 100,000 |
| 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) | 41.000000 |
| Feature | Spec |
| AHRI Certificate Number | 7424272 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Product Features | Rebate Available |
| Furnace Efficiency / AFUE | 97% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 2000 |
| Configuration | Upflow / Downflow |
| Energy Star | Yes |
| Burner Stages | Modulating |
| Fuel Type | Propane, Natural 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. |
| 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. |
| 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 |
| Tonnage | 5 Ton |
| Valve Type | Sweat |
| Liquid Line | 3/8" |
| Suction Line | 7/8" |
| Style | A-Coil |
Frequently Asked Questions
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