Independent Review · Updated June 2026

2.5 Ton 15 SEER 96% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

High-efficiency dual-fuel system combining 96% heating with 16 SEER cooling at contractor-friendly pricing

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
2.5 Ton 15 SEER 96% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
$2781
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This Goodman system excels for contractors and homeowners seeking balanced heating and cooling efficiency without premium pricing. It's particularly strong for properties needing dual-fuel capability, natural gas or propane compatibility, and straightforward upflow installation in limited spaces.

Review

Goodman's 2.5 ton dual-fuel system represents a practical middle ground in the HVAC market, combining established component reliability with modern efficiency standards. Priced at $2781, it positions itself as an accessible option for contractors managing multiple installations and homeowners replacing aging systems. The upflow A-coil configuration targets the significant installed base of homes requiring vertical ductwork, where space and configuration constraints eliminate premium equipment choices.

Performance specs reveal a balanced design prioritizing heating efficiency over cooling sophistication. The 96% AFUE furnace rating dominates the heating side, while 16 SEER cooling capacity (exceeding the advertised 15 SEER specification) provides respectable air conditioning performance. Maximum output reaches 80,000 BTU heating and 29,000 BTU cooling with a variable-speed 1200 CFM blower motor. The two-stage gas burner modulates between high and low fire for temperature stability, though the single-stage compressor lacks similar cooling flexibility.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency significantly reduces heating costs, translating to roughly $200-300 annual savings versus 80% units on $1500 heating bills
  • 16 SEER cooling rating exceeds the stated 15 SEER specification, delivering above-promised efficiency on air conditioning side
  • Variable-speed ECM blower motor adjusts output between 0-1200 CFM, optimizing comfort and reducing energy waste during partial-load operation
  • Two-stage gas burner provides modulating heat delivery for more consistent temperatures and faster warm-up compared to single-stage alternatives
  • Compact A-coil design (17.5 x 28.75 x 34.5 inches) fits tight upflow installations where traditional coils would not
  • 10-year parts warranty with online registration offers solid protection for this price point
  • Energy Star qualified system qualifies for rebates, lowering effective purchase price in many states

Cons

  • Single-stage compressor lacks modulation, running at full capacity even during light cooling loads, reducing efficiency during mild weather
  • 71.5 dB noise level is notably louder than inverter-driven competitor systems, potentially problematic in noise-sensitive residential applications
  • Discrepancy between advertised 2.5 ton cooling but actual 3 ton rating creates confusion, though 29,000 BTU (2.41 ton) cooling capacity clarifies the true output
  • Plastic PVC exhaust flue requirement limits installation flexibility compared to metal venting alternatives
  • Limited documentation on refrigerant line lengths, though 50-foot suction line insulation suggests mid-range run capability

Who Should Buy

Best For

Contractors installing systems in space-constrained homes with upflow configurations and homeowners in dual-fuel markets seeking proven reliability over cutting-edge modulation. This unit fits renovation projects where footprint matters and natural gas or propane fuel switching capability adds long-term flexibility.

Consider Alternatives If

Buyers prioritizing near-silent operation or living in mild climates where single-stage compressor cycling will waste energy on oversized cooling capacity should explore inverter-driven or variable-capacity alternatives.

2.5 Ton 15 SEER 96% AFUE 80,000 BTU Goodman Gas Fu
$2781
Buy at HVACDirect →

Installation

Installation complexity rates moderate for experienced technicians. The compact 17.5 x 28.75 x 34.5 inch footprint suits tight mechanical closets and upflow cabinets. Electrical requirements remain straightforward, drawing 17.1 to 25 amps at 115V single-phase 60 Hz. Line sets use standard 3/8 inch liquid and 7/8 inch suction connections with 3/4 inch insulation thickness provided on 50-foot suction lines. Plastic PVC exhaust venting simplifies flue installation in most residential applications.

Warranty & Reliability

Goodman's 10-year parts warranty applies with online registration, providing solid mid-range coverage typical for this equipment class. Homeowners register systems promptly after installation to activate extended protection. This warranty covers compressor, coil, and blower motor failures but typically excludes refrigerant, labor, and installation costs. Registration documentation should be retained for warranty claims.

Specifications

SKULS38783850
Brand/ManufacturerOnline Supply
Cooling BTU29,000
Heating BTU80,000
RefrigerantR410A
Electrical115 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)71.5
Weight (in lbs)30.000000
FeatureSpec
Energy StarYes
SEER1 (Efficiency)16
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size25 amps
Min. Breaker Size17.1 amps
Tonnage3 Ton
Height34.5"
Width17.5"
Depth28.75"
ResourcesGoodman Brochure Goodman Install Instructions Goodman Parts Manual Goodman Service Manual Goodman Specifications Goodman Technical Information Goodman User Information Goodman 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.
ConfigurationUpflow/Horizontal
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil
AHRI Certificate Number7368834
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE96%
Blower MotorVariable Speed - ECM
Maximum CFM1200
Burner StagesTwo
Fuel TypePropane, Natural Gas
Suction Line Insulation Thickness3/4"
Length50 feet

Frequently Asked Questions

Why does the listing show 2.5 ton capacity but specs indicate 3 ton tonnage? +
The 29,000 BTU cooling output equals approximately 2.41 tons, closer to the 2.5 ton marketing claim. The 3 ton field appears to be a data entry error or system naming convention. Reference the cooling BTU specification (29,000) for accurate sizing calculations rather than the tonnage listing, which conflicts with actual cooling capacity.
What's the minimum outdoor unit clearance required for proper airflow? +
Goodman's standard installation guidance typically requires 24 inches clearance on the front discharge side and 12 inches on sides and rear. The 17.5 x 28.75 inch footprint fits standard equipment pads. Verify specific clearance requirements using the included installation instructions and your local code requirements before scheduling installation work.
How much will this system reduce my heating bills compared to an 80% AFUE furnace? +
The 16 percentage point efficiency gain (96% versus 80%) translates to approximately 16% lower heating fuel consumption. On a typical $1500 annual heating bill, expect roughly $240 annual savings. Payback periods vary by local gas prices and climate zone but typically range from 4 to 7 years for furnace-only replacements.
Should I choose this single-stage compressor over a variable-capacity unit? +
Single-stage compressors cost less but cycle on and off more frequently, reducing efficiency during mild weather. Variable-capacity units modulate output but command 20 to 40 percent price premiums. This Goodman suits moderate climates with distinct seasons. Choose variable-capacity if your area has extended spring and fall periods with inconsistent cooling demands above 50 percent capacity.
Is the 10-year warranty transferable to second owners? +
Goodman warranties typically transfer to second homeowners within the first year without re-registration. Original homeowners retain full 10-year coverage upon registration. Verify transfer terms with Online Supply or Goodman directly, as policies vary slightly by product line and registration status.

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