Review
The Goodman CAPF4961C6 represents solid mid-market positioning for contractors and homeowners balancing budget with performance. This 4-ton system pairs a 100,000 BTU furnace with 47,000 BTU cooling capacity in a compact 21x21x30-inch footprint suitable for most basements and attics. Goodman's reputation for straightforward engineering and parts availability makes this platform popular on job sites where simplicity matters as much as specs.
Real-world performance hinges on that 96% AFUE rating, which genuinely reduces heating costs compared to 80-85% baseline equipment. The two-stage burner and scroll compressor operate efficiently at partial loads, critical for shoulder seasons when full capacity wastes fuel. SEER1 18 cooling rating is respectable but trails newer models hitting 20-22 SEER2 ratings. The ECM blower adapts between 0 and 1600 CFM, preventing overshooting and cycling that plague single-speed systems.
Pros & Cons
Pros
- 96% AFUE furnace rating delivers excellent heating efficiency and lower gas bills, translating to roughly $200-400 annual savings versus 80% units
- Two-stage compressor and burners allow modulated operation, reducing energy waste during partial-load conditions
- Multi-speed ECM blower motor adjusts airflow from 0-1600 CFM based on demand, improving comfort and efficiency
- PVC/plastic flue compatibility simplifies retrofit installations where metal venting isn't practical
- Energy Star certified system meets federal efficiency standards and qualifies for some utility rebates
Cons
- SEER1 rating of 18 is good but not exceptional, lagging premium units rated 20-24 SEER2
- 5-ton capacity mismatch with 4-ton nameplate creates potential oversizing concerns for smaller homes
- 72 dB noise level runs moderately loud during compressor operation, noticeable in quiet spaces
Who Should Buy
Best For
Homeowners in transitional climates needing balanced heating and cooling who prioritize furnace efficiency and want Goodman's proven reliability at mid-tier pricing. Contractors valuing straightforward installation with standard refrigerant compatibility.
Consider Alternatives If
Buyers in extreme cold climates needing exceptional heating capacity, or those chasing maximum cooling efficiency should explore higher SEER2 models from Lennox or Carrier.
Installation
Installation requires 208/230V single-phase service with 29.3 to 50-amp breaker capacity, manageable in most residential panels. PVC flue compatibility eliminates costly metal venting upgrades on retrofits. The unit accepts both R410A and R22 refrigerant, though R410A is mandatory for new installs. Standard sweat connections and line sizing (3/8-inch liquid, 7/8-inch suction) use familiar tools, reducing labor complexity.
Warranty & Reliability
Goodman provides 10-year parts coverage with online registration, protecting compressor, coil, and heat exchanger failures. This extends baseline manufacturer protection and ranks competitively among mid-tier brands. Registration is straightforward but required, so contractors should prompt homeowners immediately. Coverage excludes refrigerant and routine maintenance.
Specifications
| SKU | CAPF4961C6 |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 47,000 |
| 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) | 72 |
| Weight (in lbs) | 46.000000 |
| 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 - ECM |
| Maximum CFM | 1600 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| Energy Star | Yes |
| Burner Stages | Two |
| 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. |
| SEER1 (Efficiency) | 18 |
| Condenser Stages | Two Stage |
| Compressor Type | Scroll |
| Liquid Valve Size | 3/8" |
| Suction Valve Size | 7/8" |
| Max Breaker Size | 50 amps |
| Min. Breaker Size | 29.3 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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