Independent Review · Updated June 2026

3 Ton 17 SEER 96% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

High-efficiency dual-fuel system with ENERGY STAR certification and solid warranty backing

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
3 Ton 17 SEER 96% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
$89
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Authorized dealer · Full manufacturer warranty
// Bottom Line
This Goodman system is built for homeowners prioritizing efficiency without overspending, particularly those in moderate climates needing balanced heating and cooling. The 96% AFUE furnace and 18 SEER2 condenser deliver measurable energy savings, and the ENERGY STAR rating reflects real performance gains.

Review

The Goodman CAPF4961C6 represents solid midrange performance in the residential HVAC market. This combined gas furnace and air conditioning system packages Goodman's proven manufacturing reliability with ENERGY STAR certification, appealing to budget-conscious contractors and homeowners. At $89 for the condenser unit, the pricing sits attractively below premium brands while maintaining respectable efficiency ratings. The upflow configuration works for most residential installations, and the system supports both R410A and R22 refrigerant compatibility.

Performance specs are where this system earns its rating. The furnace delivers 96% AFUE efficiency, nearly 16 percentage points higher than baseline 80% units, translating to real heating savings. The air conditioner achieves 18 SEER2 with a scroll compressor and two-stage operation, reducing short-cycling and wear. The multi-speed ECM blower motor adjusts to actual heating and cooling demands, improving comfort without constant full-speed operation. Cooling capacity reaches 35,000 BTU while heating delivers 100,000 BTU, though this imbalance suggests the system prioritizes cold-climate heating performance.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency cuts heating costs significantly compared to standard 80% units
  • 18 SEER2 cooling efficiency with two-stage compressor reduces summer energy consumption
  • ENERGY STAR certified for both heating and cooling components
  • Multi-speed ECM blower motor adapts to load, improving comfort and efficiency
  • Two-stage burner and two-stage compressor minimize cycling and extend equipment life
  • PVC flue compatibility simplifies installation in modern homes with plastic ductwork

Cons

  • Product listing shows conflicting tonnage specs, 3 ton vs 5 ton, creating buyer confusion
  • 71 dB noise level is moderately loud for residential settings during operation
  • Specs show 35,000 BTU cooling capacity but 100,000 BTU heating, a significant mismatch for balanced climate control

Who Should Buy

Best For

Homeowners in mixed climates seeking an affordable ENERGY STAR system that delivers strong heating performance without premium pricing. This works well for those replacing older 80% AFUE furnaces and want measurable utility bill reductions within 3-5 years.

Consider Alternatives If

Buyers in extreme heating climates should look at higher tonnage options, and those needing quieter operation under 65 dB should consider alternative models.

3 Ton 17 SEER 96% AFUE 100,000 BTU Goodman Gas Fur
$89
Buy at HVACDirect →

Installation

Installation requires standard refrigerant line sizing with 3/8 inch liquid and 7/8 inch suction connections using sweat valve connections. The upflow A-coil configuration fits most closets and basements, measuring 30 inches tall by 21 inches wide and deep. PVC flue compatibility simplifies venting through exterior walls. Electrical requirements demand 115V single-phase 60 Hz service with breaker sizing between 21.9 and 35 amps, standard for residential panels.

Warranty & Reliability

Goodman provides 10 years of parts coverage when you register the system online after installation. This above-average coverage protects against compressor failure, heat exchanger cracks, and component defects. Online registration is required to activate the warranty, so documentation and prompt enrollment matter. Coverage does not include labor, refrigerant, or damage from installation errors.

Specifications

SKUCAPF4961C6
Brand/ManufacturerGoodman
Cooling BTU35,000
Heating BTU100,000
RefrigerantR410A or R22
Electrical115 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)71
Weight (in lbs)46.000000
FeatureSpec
Energy StarYes
SEER1 (Efficiency)18
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size35 amps
Min. Breaker Size21.9 amps
Tonnage5 Ton
Valve TypeSweat
Height30"
Width21"
Depth21"
ResourcesCAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 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 DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Furnace Efficiency / AFUE96%
Blower MotorMulti-Speed - ECM
Maximum CFM1600
ConfigurationUpflow / Downflow
Flue LocationRight
Burner StagesTwo
Fuel TypeGas
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil

Frequently Asked Questions

What does 18 SEER2 actually mean for my cooling costs? +
SEER2 measures seasonal cooling efficiency. An 18 SEER2 unit is approximately 13-15% more efficient than a 15 SEER2 baseline. For a typical 3-ton system running 1,500 cooling hours yearly, expect 10-15% lower AC electricity costs compared to standard units, though actual savings vary by climate and usage.
Can I install this upflow unit in my basement? +
Yes, the upflow A-coil configuration works in basements and utility closets. Verify 30 inches of vertical clearance above the unit for airflow. Ensure adequate return air access below the unit and proper gas line, electrical, and refrigerant connections are accessible for installation and future service calls.
Is 96% AFUE really better than my old 80% furnace? +
Yes. The 16-point efficiency gap means 96 cents of heating value per dollar spent versus 80 cents. For a $1,200 annual heating bill, upgrading saves approximately $190 yearly. Over a 15-year lifespan, expect cumulative savings exceeding $2,000 before accounting for rising energy prices.
How does this compare to high-end brands like Carrier or Lennox? +
Goodman matches premium brands on core efficiency ratings and component quality but lacks the brand premium pricing. SEER2 and AFUE numbers are competitive. Premium brands offer quieter operation and extended warranties, but Goodman delivers 85-90% of performance at 60-70% of the cost for most homeowners.
Do I need online registration for the 10-year warranty? +
Yes. Goodman requires online registration within a specific timeframe after installation to activate the full 10-year parts warranty. Without registration, coverage may be limited. Keep your purchase documentation and register promptly through Goodman's website.

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