Independent Review · Updated June 2026

4 Ton 15 SEER 97% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

High-efficiency gas furnace and AC combo with modulating burner and variable-speed blower

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
4 Ton 15 SEER 97% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
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// Bottom Line
This Goodman system is ideal for homeowners upgrading from older equipment who want genuine efficiency gains without premium pricing. The 97% AFUE furnace and 16 SEER2 AC unit deliver measurable energy savings, especially in mixed climates where both heating and cooling see heavy use.

Review

The Goodman CAPF4860C6 represents the practical middle ground in the HVAC market, combining 97% AFUE heating with 16 SEER2 cooling in a single upflow package. This is not a premium-tier system with variable-capacity compressors or advanced controls, but it's engineered competently for homes where both heating and cooling run regularly. Goodman's reputation rests on straightforward, serviceable equipment, and this unit delivers exactly that approach without unnecessary complexity.

Performance numbers tell the real story here. The modulating burner fires at whatever level maintains setpoint rather than crude on-off cycling, which reduces short-cycling losses. The variable-speed ECM blower motor adjusts airflow from 400 to 2000 CFM, using far less electricity during mild weather. Cooling output is rated at 48,000 BTU with scroll compressor technology that handles both R410A and R22 refrigerant during transition periods. Operating on 208-230V single-phase power, it requires 27.7 to 45 amp breaker sizing, standard for residential electrical panels.

Pros & Cons

Pros

  • 97% AFUE furnace burns nearly all fuel, reducing wasted heat compared to standard 80-90% units
  • Modulating burner adjusts flame output continuously rather than cycling on-off, improving comfort and efficiency
  • Variable-speed ECM blower motor reduces electricity draw by up to 75% versus fixed-speed alternatives
  • 16 SEER2 AC efficiency rating qualifies for Energy Star and many utility rebates
  • Compact 30x21x21 inch upflow cabinet fits standard attic and basement installations
  • PVC exhaust flue option eliminates expensive metal chimney retrofits on many homes

Cons

  • 5-ton condenser paired with furnace sized for 4-ton cooling creates minor mismatch requiring careful balancing
  • 74 dB noise level at full capacity audible from adjacent rooms during peak operation
  • R410A refrigerant phase-out means future service costs may increase as supplies tighten
  • Two-stage cooling less precise than variable-capacity systems for humidity control in humid climates

Who Should Buy

Best For

Homeowners in northern and transitional climates replacing 15-20 year old split systems who prioritize heating efficiency and want a rebate-eligible upgrade. Contractors installing mid-range systems for budget-conscious customers seeking genuine AFUE improvements with reliable scroll compressor technology.

Consider Alternatives If

High-humidity regions where single-speed two-stage cooling struggles with dehumidification, or homes with severely undersized electrical service under 30 amps.

4 Ton 15 SEER 97% AFUE 100,000 BTU Goodman Gas Fur
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Installation

Installation complexity sits at moderate difficulty. The unit accepts upflow or downflow configuration with flue exiting right side, accommodating most attic and basement layouts. Plastic PVC exhaust venting simplifies chimneys on older homes but requires proper condensate management since 97% AFUE furnaces produce liquid discharge. Refrigerant line sizing uses 3/8-inch liquid and 7/8-inch suction connections, standard for 4-5 ton systems. A qualified HVAC installer with proper EPA certification must handle refrigerant charging and system balancing.

Warranty & Reliability

Goodman includes a 10-year compressor and parts warranty upon online registration, which most homeowners complete at installation. This covers both the furnace heat exchanger and condenser coil defects, providing reasonable protection for equipment lifespan. The warranty does not cover refrigerant or labor, so plan maintenance visits accordingly. Registration takes five minutes and should not be skipped, as it unlocks the full coverage period.

Specifications

SKUCAPF4860C6
Brand/ManufacturerGoodman
Cooling BTU48,000
Heating BTU100,000
RefrigerantR410A or R22
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)41.000000
FeatureSpec
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.
AHRI Certificate Number7424267
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE97%
Blower MotorVariable Speed - ECM
Maximum CFM2000
ConfigurationUpflow / Downflow
Flue LocationRight
Energy StarYes
Burner StagesModulating
Fuel TypePropane, Natural Gas
Height30"
Width21"
Depth21"
ResourcesCAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
SEER1 (Efficiency)16
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size45 amps
Min. Breaker Size27.7 amps
Tonnage5 Ton
Valve TypeSweat
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil

Frequently Asked Questions

Why does this unit list both 4-ton and 5-ton specs? +
The furnace is sized for 4-ton cooling delivery at 48,000 BTU, while the condenser unit is rated 5-ton. This pairing means the condenser slightly oversizes the furnace. A qualified installer balances refrigerant charge and airflow to optimize efficiency. This configuration works acceptably but isn't ideal for maximum precision.
Can I use existing ductwork from my old system? +
Usually yes, provided your old system was also 4-5 ton and ductwork is reasonably sealed. The 2000 CFM maximum airflow is standard for this capacity range. Have your installer measure actual CFM delivery before startup, as undersized or leaky ducts reduce efficiency gains significantly.
How much will I save on heating bills with 97% AFUE? +
Upgrading from 80% AFUE saves roughly 17% of heating costs annually, translating to $200-400 in most northern climates depending on fuel prices. The modulating burner adds 2-3% additional savings by reducing cycling losses. Actual results vary by climate zone and home insulation quality.
How does this compare to Carrier or Lennox mid-range units? +
Goodman offers similar efficiency at lower initial cost, though Carrier and Lennox often include better variable-speed compressor technology and quieter operation. This unit is 1-2 dB louder at 74 dB. Choose Goodman for budget-conscious buyers, Carrier or Lennox if noise or compressor refinement matters more.
What does the 10-year warranty actually cover? +
The registered warranty covers defects in the compressor, heat exchanger, and condenser coil components for 10 years. It does not cover refrigerant, labor, damage from improper installation, or normal wear. Check your registraton email annually to confirm your coverage status with Goodman.

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