Independent Review · Updated June 2026

4 Ton 16 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

Budget-friendly 4-ton combo with solid 16 SEER cooling and reliable two-stage heating.

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
4 Ton 16 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
$2053
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This Goodman system works best for homeowners upgrading from aging equipment who want Energy Star certification without premium pricing. The 16 SEER rating and two-stage compressor deliver measurable cooling efficiency, while the 80% AFUE furnace handles moderate climates adequately.

Review

The Goodman 4-ton combo system positions itself as the practical middle ground in the HVAC market. At $2,053, it undercuts premium manufacturers while delivering Energy Star certification through solid engineering. This upflow configuration suits standard residential homes across temperate and moderate climates. The system combines a 4-ton air conditioner with an 80,000 BTU furnace, offering both cooling and heating in one integrated package.

Performance numbers tell the real story here. The 16 SEER rating means cooling efficiency 30-40% better than 13 SEER baseline units, translating to roughly $200-400 annual savings in cooling costs for average users. The scroll compressor operates at 74 dB, making it quieter than many competitors. Heating output reaches 80,000 BTU with two-stage burner operation, though the 80% AFUE efficiency sits at industry minimum standards rather than leading-edge performance.

Pros & Cons

Pros

  • 16 SEER rating delivers solid cooling efficiency and qualifies for Energy Star, reducing summer energy costs by 20-30% versus older units
  • Two-stage scroll compressor with variable speed blower provides quieter operation at 74 dB and better part-load efficiency during mild weather
  • 80,000 BTU two-stage furnace handles natural gas or propane, offering flexibility for different fuel infrastructure
  • Two-stage burner operation reduces temperature swings and improves comfort during heating season
  • Compact 30-inch height and A-coil design fit standard upflow installations with minimal ductwork modifications

Cons

  • 80% AFUE is adequate but trails modern 95%+ AFUE systems, meaning higher heating bills in cold climates over system lifetime
  • Tonnage mismatch in specs, listing creates confusion between 4-ton and 5-ton capacity
  • 10-year warranty requires online registration, leaving unregistered units with potentially shorter coverage

Who Should Buy

Best For

Homeowners in moderate climates replacing 15+ year old systems who prioritize upfront savings over maximum long-term efficiency gains. Contractors seeking reliable mid-range equipment for standard residential replacements will appreciate the straightforward two-stage design and easy installation.

Consider Alternatives If

Buyers in harsh cold climates should explore 90%+ AFUE furnaces, and those wanting cutting-edge efficiency should consider variable refrigerant flow or higher SEER systems.

4 Ton 16 SEER 80% AFUE 80,000 BTU Goodman Gas Furn
$2053
Buy at HVACDirect →

Installation

Installation complexity remains low for qualified HVAC technicians. The system requires 120V single-phase 60Hz power with a 27.7 to 45-amp breaker. Refrigerant lines use 3/8-inch liquid and 7/8-inch suction valves with sweat connections, needing standard brazing skills. Metal exhaust flue is required for furnace venting. The 46-pound coil and compact 30-inch height simplify handling in tight attics or closets.

Warranty & Reliability

Goodman provides 10 years of parts coverage with online registration, a reasonable commitment for this price tier. However, unregistered units may receive shorter warranty terms. The 10-year period covers manufacturing defects but excludes normal wear and refrigerant loss. Registration takes minutes online and protects your investment throughout the critical first decade of operation.

Specifications

SKUCAPF4961C6
Brand/ManufacturerGoodman
Cooling BTU48,000
Heating BTU80,000
RefrigerantR410A or R22
Electrical120 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)46.000000
FeatureSpec
Energy StarYes
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
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.
AHRI Certificate Number204633302
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorVariable Speed
Maximum CFM2000
ConfigurationUpflow / Downflow
Burner StagesTwo
Fuel TypePropane, Natural Gas
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil

Frequently Asked Questions

Why does this listing show both 4-ton and 5-ton specifications? +
The specs contain a data error, listing 5-ton tonnage while the product name and cooling BTU (48,000) indicate 4-ton capacity. Contact the seller for clarification before purchase. This discrepancy should be resolved in writing to avoid future warranty disputes or installation complications.
Can this system handle R22 refrigerant, or does it require R410A? +
The specs indicate compatibility with both R410A or R22, though newer units typically ship with R410A. Confirm refrigerant type with your supplier before installation. Mixing or incorrectly charging either refrigerant causes efficiency loss and compressor damage, so professional evaluation matters.
How much will heating bills drop with 80% AFUE versus my old furnace? +
An 80% AFUE furnace converts four dollars of fuel into three dollars of home heat. Compared to 60% AFUE units from the 1990s, you'll save roughly 20-25% on heating costs. Modern 95%+ AFUE systems deliver 35-40% savings, so this unit offers good improvement without premium pricing.
Is 16 SEER good enough, or should I spend more for 18+ SEER? +
16 SEER is solid mid-range efficiency. The jump from 16 to 18 SEER costs $800-1,200 more but recovers that investment over 10-12 years in very hot climates. For moderate cooling seasons, 16 SEER delivers strong value and payback within five to seven years.
Do I need to register the warranty online immediately after installation? +
Yes. Goodman's 10-year coverage requires online registration to activate. Registration is free and takes five minutes. Without it, warranty claims may be denied or limited, so complete registration before your installer leaves.

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