Independent Review · Updated June 2026

2.5 Ton 15 SEER 96% AFUE 60,000 BTU Goodman Gas Furnace and Air Conditioner System - Downflow

High-efficiency dual-fuel system with 96% AFUE and ENERGY STAR certification at competitive 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 60,000 BTU Goodman Gas Furnace and Air Conditioner System - Downflow
Current Price
$2581
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This 2.5-ton Goodman system excels for homeowners seeking high heating efficiency (96% AFUE) without premium pricing, especially those with natural gas or propane. The variable-speed ECM blower and two-stage burner deliver comfort and modest operating costs.

Review

The Goodman 2.5-ton downflow system represents solid mid-market value in the gas furnace and air conditioner category. At $2,581, it positions itself between bare-bones budget units and premium-tier equipment with advanced features. Goodman's reputation for durability and parts availability makes this an appealing choice for homeowners and contractors seeking reliable performance without flagship pricing. The downflow A-coil configuration addresses installation constraints common in modern homes.

Heating performance dominates the efficiency story here, with a 96% AFUE rating that converts nearly all fuel to usable heat. The two-stage burner reduces on-off cycling, translating to quieter operation and more even temperature control. For cooling, the system delivers 29,000 BTU from a 3-ton outdoor unit with 16 SEER1 efficiency. The variable-speed ECM blower adjusts to actual cooling and heating demand, avoiding the energy waste of constant-speed motors common in budget competitors.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency beats most competitors in this price range, reducing heating costs significantly
  • Variable-speed ECM blower motor matches output to demand, improving comfort and reducing energy waste
  • Two-stage burner reduces short cycling and provides gentler heating for better temperature stability
  • ENERGY STAR certified with 10-year warranty when registered, offering long-term protection
  • Downflow A-coil configuration fits tight attic and closet installations common in many homes

Cons

  • Single-stage compressor in the AC unit means less precise cooling capacity matching compared to variable-capacity competitors
  • SEER1 rating of 16 is solid but not exceptional for premium-tier equipment at this tonnage
  • Cooling capacity specs show 29,000 BTU actual output despite 2.5-ton nominal rating, which may slight undersizing in hot climates

Who Should Buy

Best For

Homeowners in moderate to cold climates prioritizing heating efficiency and lower fuel bills should consider this system. It's also ideal for budget-conscious buyers replacing failed equipment who want Goodman reliability without high-end pricing.

Consider Alternatives If

Buyers in consistently hot regions needing maximum cooling performance or those seeking variable-capacity compressors for hyper-efficient AC operation should explore higher-tier systems.

2.5 Ton 15 SEER 96% AFUE 60,000 BTU Goodman Gas Fu
$2581
Buy at HVACDirect →

Installation

This downflow unit requires standard natural gas or propane line connections and PVC exhaust venting, both straightforward for experienced technicians. The 115V single-phase electrical demand is minimal, requiring just a 17.1 to 25-amp breaker. At 30 pounds and compact dimensions, handling and placement in tight spaces is manageable. Proper refrigerant line sizing (3/8 inch liquid, 7/8 inch suction) and 50-foot maximum line length should be confirmed before installation.

Warranty & Reliability

Goodman provides 10 years of parts coverage when you register the unit online after purchase. This is competitive for mid-tier equipment and covers defects in workmanship and materials. Heating element and compressor failures fall under this protection, offering meaningful peace of mind during the critical ownership years. Registration is straightforward and strongly recommended before the unit is powered on.

Specifications

SKULS38783850
Brand/ManufacturerOnline Supply
Cooling BTU29,000
Heating BTU60,000
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 Installation 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.
ConfigurationDownflow/Horizontal
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil
AHRI Certificate Number7368838
Airflow DirectionDownflow/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

How does 96% AFUE compare to my current system? +
Most furnaces installed before 2010 operate at 70-85% AFUE, meaning 15-30% of fuel becomes wasted heat up the flue. At 96% AFUE, this unit recovers nearly all that energy, cutting heating costs by roughly 15-25% depending on your climate and current system age. Real savings appear in monthly utility bills, especially in heating-heavy regions.
Will this fit in my attic space above my closet? +
The downflow A-coil measures 34.5 inches tall, 17.5 inches wide, and 28.75 inches deep, making it suitable for compact spaces. Verify ceiling height and horizontal clearance before ordering. The downflow configuration allows flexible positioning in tight quarters where traditional units won't fit, a major advantage for retrofit installations in older homes.
Is SEER1 16 good enough for air conditioning performance? +
Yes, SEER1 16 is respectable for a single-stage compressor and lands above ENERGY STAR minimum standards. However, variable-capacity units from Carrier or Lennox reach SEER ratings of 20-24. This unit prioritizes heating over cooling, making it ideal for northern climates. Southern homeowners with heavy AC demand should consider equipment with inverter-driven compressors.
How does Goodman compare to Carrier or Lennox at this price point? +
Goodman emphasizes reliability and value over brand prestige. This 96% AFUE unit competes favorably on heating efficiency, though Carrier equivalents often cost 20-30% more. Lennox premium models offer better cooling staging. For contractors and budget homeowners, Goodman delivers solid performance and better profit margins than premium brands without sacrificing durability.
What happens after the 10-year warranty expires? +
Parts are no longer covered by manufacturer warranty, though Goodman equipment remains repairable through independent shops and contractors. Parts remain widely available due to Goodman's market share. Many units operate 15-20 years beyond warranty with proper maintenance, providing ongoing value after the coverage window closes.

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