Review
Goodman's CAPF4961C6 furnace bridges the gap between budget and performance, offering 97% AFUE efficiency without the cost and complexity of condensing designs. This downflow model targets contractors and commercial installers who need flexible venting and reliable mid-range performance. The modulating burner and variable-speed blower represent genuine upgrades over single-stage competitors, making this a smart choice for facilities prioritizing long-term operating costs.
The system delivers 80,000 BTU heating output with a modulating burner that adjusts flame intensity rather than cycling on and off, reducing temperature swings. On the cooling side, the 5-ton capacity (48,000 BTU) with two-stage compressor provides adequate coverage for medium-sized applications. The ECM blower motor reaches 1,600 CFM maximum while consuming less electrical power than traditional motors, supporting the Energy Star certification and potential rebate eligibility.
Pros & Cons
Pros
- 97% AFUE heating efficiency rated, among the best for gas furnaces without condensing complexity
- Modulating burner adjusts output across a range, reducing short cycling and improving comfort consistency
- Variable-speed ECM blower motor delivers up to 1,600 CFM with better air distribution than fixed-speed alternatives
- PVC exhaust flue compatibility simplifies venting in tight installations compared to stainless steel requirements
- Energy Star certified and qualifies for potential utility rebates, lowering installed cost
Cons
- Specs show 5-ton cooling capacity but title claims 4-ton, creating potential confusion during equipment matching
- Two-stage condenser limits cooling modulation compared to variable-capacity units available from competitors
- R22 refrigerant option complicates long-term service availability as EPA phases out CFC products
Who Should Buy
Best For
Contractors installing replacement systems in downflow or horizontal applications where 80,000 BTU heating and 48,000 BTU cooling capacity fit the load profile. This unit works well for smaller commercial spaces, utility rooms, or retrofit projects where upflow conversion isn't possible.
Consider Alternatives If
Homeowners in mild climates where cooling demand exceeds heating needs should evaluate higher-SEER units. Buildings requiring variable refrigerant capacity for efficient part-load operation might find better performance in premium-tier systems.
Installation
This downflow configuration requires right-side flue placement and accepts standard PVC or plastic venting, simplifying rough-in work compared to stainless steel alternatives. The 30 by 21 by 21 inch dimensions fit tight mechanical closets or utility rooms. Electrical connection requires 208/230V single-phase 60Hz service with 27.7 to 45 amp breaker range. Standard refrigerant line sizes (3/8 inch liquid, 7/8 inch suction) match common fittings and valve types.
Warranty & Reliability
Goodman provides a 10-year limited warranty on parts and labor when you register the unit online after installation. This covers factory defects and manufacturing issues but excludes normal wear, improper installation, and maintenance-related failures. Registration is straightforward and extends protection significantly beyond the standard one-year default warranty period.
Specifications
| SKU | CAPF4961C6 |
| Brand/Manufacturer | Goodman |
| Cooling BTU | 48,000 |
| Heating BTU | 80,000 |
| 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) | 46.000000 |
| Feature | Spec |
| AHRI Certificate Number | 7424271 |
| Airflow Direction | Downflow/Horizontal |
| Exhaust Flue Requirement | Plastic / PVC |
| Product Features | Rebate Available |
| Furnace Efficiency / AFUE | 97% |
| Blower Motor | Variable Speed - ECM |
| Maximum CFM | 1600 |
| Configuration | Upflow / Downflow |
| Flue Location | Right |
| 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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