Independent Review · Updated June 2026

5 Ton 16 SEER 96% AFUE 120,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

Solid mid-tier 5-ton system with genuine 96% heating efficiency and variable-speed comfort

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
5 Ton 16 SEER 96% AFUE 120,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
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// Bottom Line
This Goodman system is built for homeowners who want proven heating efficiency without premium pricing. The 96% AFUE furnace delivers real fuel savings over time, especially in colder climates, while the variable-speed ECM blower keeps operating costs reasonable year-round.

Review

The Goodman 5-ton upflow system represents mainstream HVAC equipment designed for straightforward residential installation. Rated at 120,000 BTU heating and 57,000 BTU cooling, this unit competes in the practical middle ground between budget basement units and premium variable-capacity systems. Goodman's established supply chain and contractor familiarity make this a reliable choice for replacement projects and new construction where balanced performance and accessible pricing matter.

The furnace delivers genuine 96% AFUE efficiency, meaning 96 cents of every dollar spent on fuel generates usable heat, with only 4% lost through the exhaust. Cooling capacity reaches 57,000 BTU at 18 SEER1, which performs adequately for moderate cooling loads but lags systems rated SEER 20 and above. The variable-speed ECM blower running at up to 2,000 CFM adjusts fan speed to match heating and cooling demand, reducing energy waste during partial-load operation common in spring and fall.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency beats most competitor mid-tier units by 2-3 percentage points
  • Variable-speed ECM blower motor reduces electricity consumption and improves comfort control
  • Two-stage heating and two-stage cooling provide better temperature modulation than single-stage competitors
  • PVC exhaust compatibility simplifies installation in many retrofit scenarios
  • 10-year warranty with online registration covers parts and labor in most cases

Cons

  • SEER rating of 18 is respectable but trails high-efficiency systems reaching SEER 20-22
  • Not ENERGY STAR certified, meaning it misses some utility rebate opportunities
  • Requires 36.7 to 60 amp service, which may need electrical upgrades in older homes
  • 74 dB noise level is audible during operation, particularly during blower-on cycles

Who Should Buy

Best For

Contractors installing replacement systems in suburban and rural homes where natural gas or propane is the primary heating fuel, plus budget-conscious homeowners in moderate to cold climates who prioritize heating efficiency over cooling performance. This system makes financial sense when electricity costs are high relative to gas.

Consider Alternatives If

Homeowners in hot climates prioritizing air conditioning performance should look at units with SEER 20 or higher, and those seeking premium efficiency across both heating and cooling should consider variable-refrigerant or higher-tier modulating systems.

5 Ton 16 SEER 96% AFUE 120,000 BTU Goodman Gas Fur
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Installation

Installation requires PVC or plastic exhaust venting, standard in modern construction but verify existing venting compatibility on retrofits. The unit needs 208 or 230V single-phase 60Hz electrical service with breaker capacity between 36.7 and 60 amps. Upflow configuration suits basement and utility closet placement. Sweat connections for 3/8-inch liquid and 7/8-inch suction lines follow industry standard refrigerant piping practices, requiring licensed technician certification.

Warranty & Reliability

Goodman provides 10 years parts and labor coverage when registered online within 30 days of installation. This matches or exceeds most competitors in the mid-tier segment. Coverage includes compressor, heat exchanger, and blower components. Registration typically takes minutes and significantly impacts resale value, as warranty transfers to subsequent owners in some regions.

Specifications

SKUCAPT4961D4
Brand/ManufacturerGoodman
Cooling BTU57,000
Heating BTU120,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)76.000000
FeatureSpec
AHRI Certificate Number7368842
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE96%
Blower MotorVariable Speed - ECM
Maximum CFM2000
ConfigurationUpflow / Downflow
Energy StarNo
Burner StagesTwo
Fuel TypePropane, Natural Gas
Height30"
Width24.5"
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.
SEER1 (Efficiency)18
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size60 amps
Min. Breaker Size36.7 amps
Tonnage5 Ton
Valve TypeSweat
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil

Frequently Asked Questions

How much will this furnace save on heating costs compared to older units? +
At 96% AFUE versus a typical 1990s furnace rated 78% AFUE, you recover roughly 18% of input fuel energy previously wasted. For a home burning 800 gallons of propane annually, that means approximately $360-$450 savings yearly, depending on fuel prices. Payback typically occurs within 7-10 years.
Can this unit retrofit into my existing ductwork and electrical service? +
Upflow configuration works with most existing floor or basement installations. Verify your electrical panel has available capacity for the 36.7 to 60 amp breaker requirement. If service is undersized, budget $1,500-$3,000 for panel upgrade. Ductwork compatibility depends on existing CFM capacity, typically not an issue with 2,000 CFM maximum.
Why is the SEER rating 18 instead of matching the 16 SEER advertised in the title? +
The product title references SEER, but the specification sheet lists SEER1 at 18. This reflects updated 2023 efficiency measurement standards. SEER1 is not directly comparable to older SEER ratings. Expect cooling performance closer to traditional SEER 16 systems in real-world conditions due to variable staging.
How does this compare to a Lennox or Carrier system in the same price range? +
Goodman's 96% AFUE furnace matches Carrier Performance and Lennox Elite efficiency. Where Goodman competes aggressively is price and parts availability. Carrier and Lennox offer fancier controls, but this Goodman delivers identical heating efficiency with simpler, more durable blower design.
What does the 10-year warranty actually cover if something fails? +
Parts and labor for compressor, heat exchanger, blower motor, and sealed components are covered. Labor coverage caps typically apply. Registration is mandatory within 30 days. Check your specific contract for exclusions like improper installation, lack of maintenance, or refrigerant loss.

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