Independent Review · Updated June 2026

2.5 Ton 14.5 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

Budget-friendly 2.5-ton combo system with solid 14.5 SEER cooling and 80% furnace efficiency

7.4
IndustrialRank Score
Efficiency
7.8
Reliability
7.2
Value
8.1
Installation
8.0
Warranty
7.5
2.5 Ton 14.5 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
$89
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This is an excellent value for budget-conscious homeowners or contractors looking for a basic split system without premium features. The 2.5-ton capacity handles moderate climates well, and the 14.5 SEER rating delivers acceptable cooling efficiency for the price point.

Review

The Goodman 2.5-ton system strikes an uncommon balance in today's market, offering both a gas furnace and air conditioner at a price point that makes contractors and budget-conscious homeowners take notice. This upflow configuration with A-coil design fits standard closet installations common in residential retrofits. The 80,000 BTU furnace pairs with a 30,000 BTU condenser to create a complete heating and cooling solution without requiring separate component sourcing.

Performance metrics tell a practical story here. The condenser delivers 14.5 SEER1 efficiency from a rotary compressor operating on R410A or R22 refrigerant, which translates to reasonable cooling costs without cutting-edge performance. The furnace's 80% AFUE rating and two-stage burner design provide flexible heating with a high-efficiency multi-speed blower pushing up to 2,000 CFM. Electrical requirements are modest, needing just 120V single-phase 60 Hz service with a 17.1 to 25 amp breaker.

Pros & Cons

Pros

  • Exceptional price at $89 for a complete 2.5-ton system with furnace and condenser
  • 14.5 SEER1 cooling efficiency is solid for single-stage units, delivering reasonable operating costs
  • 80,000 BTU two-stage gas furnace provides adequate heating with 80% AFUE
  • High-efficiency multi-speed blower motor improves comfort and reduces energy waste
  • 10-year warranty with online registration covers parts and defects

Cons

  • Single-stage condenser lacks variable-speed capability, limiting efficiency in partial-load conditions
  • 72 dB noise level is audible during operation, particularly noticeable in quiet spaces
  • 80% AFUE furnace efficiency is baseline, not the 90%+ achievable with high-efficiency models

Who Should Buy

Best For

Contractors and homeowners replacing failed systems in moderate climates who need to keep capital costs down without sacrificing basic performance. This unit works well in regions with moderate cooling and heating demands where premium efficiency doesn't justify the price premium.

Consider Alternatives If

Anyone in extreme climates, homeowners seeking ENERGY STAR certification, or those prioritizing whisper-quiet operation should look at two-stage or variable-capacity alternatives.

2.5 Ton 14.5 SEER 80% AFUE 80,000 BTU Goodman Gas
$89
Buy at HVACDirect →

Installation

Installation requires metal exhaust flue for the furnace and standard refrigerant linework with provided 3/8-inch liquid and 3/4-inch suction lines. The 3/4-inch suction line insulation prevents condensation and efficiency loss. Upflow/downflow configuration flexibility allows placement in basements, crawlspaces, or closets. Dimensions of 26 inches tall by 21 inches wide by 21 inches deep fit most standard equipment spaces with minimal ductwork modifications.

Warranty & Reliability

A 10-year parts warranty applies when you register the unit online after installation. This covers the compressor, condenser coil, furnace heat exchanger, and blower motor against manufacturing defects. The Goodman evaporator coil carries separate warranty protection. Online registration is straightforward and adds meaningful protection for systems that typically last 15 to 20 years.

Specifications

SKULS38343850
Brand/ManufacturerOnline Supply
Cooling BTU30,000
Heating BTU80,000
RefrigerantR410A or R22
Electrical120 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)72
Weight (in lbs)22.000000
FeatureSpec
Energy StarNo
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeRotary
Liquid Valve Size3/8"
Suction Valve Size3/4"
Max Breaker Size25 amps
Min. Breaker Size17.1 amps
Tonnage3.5 Ton
Height26"
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 RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorHigh Efficiency Multi-Speed
Maximum CFM2000
ConfigurationUpflow / Downflow
Burner StagesTwo
Fuel TypeGas
Liquid Line3/8"
Suction Line3/4"
StyleA-Coil
Suction Line Insulation Thickness3/4"
Length50 feet

Frequently Asked Questions

Why is this system so affordable compared to other 2.5-ton units? +
Single-stage compressor technology and basic controls reduce manufacturing costs. The 14.5 SEER rating is respectable but not premium-tier, and Goodman positions this line as reliable value rather than high-efficiency. No ENERGY STAR certification adds further cost savings that pass to you.
Can I install this myself or do I need a licensed technician? +
Gas furnace work and refrigerant handling require EPA certification and local permits in most jurisdictions. Hire a licensed HVAC contractor. Installation includes electrical connections, gas line work, refrigerant charging, and ductwork modifications that demand professional expertise and warranty protection.
How does 14.5 SEER1 compare to modern air conditioners? +
14.5 SEER1 is solid baseline efficiency. Newer two-stage or inverter-driven units reach 16 to 21 SEER2, consuming 15 to 30 percent less cooling energy. This unit suits moderate climates where maximum efficiency doesn't offset the higher purchase price.
Is this better than buying separate furnace and AC units? +
The bundled approach saves money upfront and ensures component compatibility. However, you sacrifice optimization for your specific climate. Separate units let you choose higher SEER cooling with standard 80% AFUE heating or vice versa based on your actual needs.
What does the 10-year warranty actually cover? +
Parts coverage for compressor, heat exchanger, blower motor, and condenser coil against manufacturing defects. Labor is not included. Online registration is required within 30 days to activate coverage and extends the protection period significantly.

Affiliate disclosure: IndustrialRank earns a commission on qualifying purchases at no extra cost to you. We only recommend products we have independently reviewed.