Independent Review · Updated June 2026

4 Ton 14 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

Solid mid-range gas furnace and AC combo with strong efficiency and reasonable pricing

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
4 Ton 14 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 replacing an older furnace and AC unit who want solid efficiency without premium pricing. The 14 SEER cooling and 80% AFUE heating cover most climates adequately, and at $2053, it delivers real value for a complete combo unit.

Review

The Goodman 4 Ton 14 SEER system is a practical middle-market choice for homeowners tired of repair bills on aging equipment. This combo unit bundles an 80,000 BTU furnace with a 48,000 BTU air conditioner, handling most residential needs in temperate zones. At $2053 with a 10-year warranty, it positions itself as accessible without cutting corners on core components like the scroll compressor and variable-speed blower motor.

Performance specs show realistic expectations rather than inflated claims. The 14 SEER cooling rating delivers adequate summer efficiency for moderate climates, though it trails 16+ SEER units by roughly 15% in operating costs. The 80% AFUE furnace uses two-stage burners to prevent wasteful short cycling, but newer 95% AFUE models recover more heat from exhaust. The variable-speed blower reaching 2000 CFM maximum keeps rooms balanced without the oversized feel of fixed-speed alternatives.

Pros & Cons

Pros

  • 14 SEER cooling efficiency meets mid-tier expectations with reasonable operating costs
  • 80,000 BTU heating capacity with two-stage burners provides responsive temperature control
  • Variable-speed blower motor adjusts airflow from 0-2000 CFM for comfort and efficiency
  • 10-year warranty with online registration covers parts and compressor
  • Two-stage burner design reduces short cycling and improves comfort
  • R410A refrigerant is still widely serviced by HVAC contractors

Cons

  • 80% AFUE is outdated by modern standards, newer furnaces reach 95%+ AFUE
  • Not Energy Star certified, meaning higher heating costs than premium models
  • 74 dB noise level is noticeably loud during operation, especially in quiet homes
  • Single-stage condenser limits part-load efficiency in mild weather
  • Requires 26.4 to 45 amp breaker, demanding more electrical infrastructure than some units

Who Should Buy

Best For

Budget-conscious homeowners in moderate climates replacing a complete 15-20 year old system. Contractors building value-tier rental properties or flips where payback period matters more than long-term efficiency gains.

Consider Alternatives If

Anyone in cold climates needing maximum winter efficiency should look at 95% AFUE furnaces, and homes sensitive to noise should audition units before buying.

4 Ton 14 SEER 80% AFUE 80,000 BTU Goodman Gas Furn
$2053
Buy at HVACDirect →

Installation

This upflow configuration fits standard basement installations with straightforward ductwork connections. The 3/8 inch liquid line and 7/8 inch suction line use standard fittings, and 30 feet of pre-insulated suction line simplifies field connections. Electrical demands a 26.4 to 45 amp breaker, requiring adequate panel capacity. Most contractors complete installation in 6-8 hours for a replacement job.

Warranty & Reliability

The 10-year parts and compressor warranty requires online registration to activate. This covers manufacturing defects and component failures, typical for the segment. Labor is not included, so expect out-of-pocket service calls after the first year. Evaporator coil warranty extends separately, protecting against refrigerant leaks from manufacturing defects.

Specifications

SKULS38783830
Brand/ManufacturerOnline Supply
Cooling BTU48,000
Heating BTU80,000
RefrigerantR410A
Electrical120 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)30.000000
FeatureSpec
Energy StarNo
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size45 amps
Min. Breaker Size26.4 amps
Tonnage5 Ton
Height30"
Width21"
Depth21"
ResourcesCAPT Installation Manual CAPT 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
Suction Line Insulation Thickness3/8"
Length30 feet

Frequently Asked Questions

How does 14 SEER compare to newer air conditioners? +
14 SEER is respectable mid-tier cooling, roughly 10-15% less efficient than 16-18 SEER units. For a 4-ton system running 2000 hours annually, you'll notice the difference in summer electric bills, about $200-300 more per year versus premium units in moderate climates.
Is the 80% AFUE furnace adequate for northern climates? +
It functions in cold areas but wastes substantial heat. A Minnesota home heating 6000 degree-days would benefit significantly from upgrading to 95% AFUE, recovering 15% more energy. The payback in reduced gas bills typically reaches 5-8 years.
Can this system connect to my existing ductwork? +
Likely yes if your ductwork is properly sized. The maximum 2000 CFM output fits most residential ducts. Have an HVAC contractor evaluate your current system's capacity, as undersized ducts reduce efficiency by 10-20% regardless of equipment quality.
How loud is 74 dB during operation? +
That's noticeably loud, comparable to a running dishwasher or busy office. Modern variable-capacity units run closer to 65-68 dB. If you have a bedroom above the furnace location, consider soundproofing or requesting a quieter model.
What happens after the 10-year warranty expires? +
You pay for all repairs out-of-pocket. Service calls typically run $150-300, and compressor replacement costs $1500-2500. Some contractors offer extended plans for $15-25 monthly to manage risk.

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