Independent Review · Updated June 2026

2.5 Ton 13 SEER 97% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Downflow

Premium efficiency combo: 97% AFUE furnace paired with 13 SEER cooler at contractor pricing

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
2.5 Ton 13 SEER 97% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Downflow
Current Price
$647
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This Goodman system delivers exceptional heating efficiency with its 97% AFUE modulating furnace and solid cooling performance via the 13 SEER air conditioner. Best suited for contractors seeking a dependable, cost-effective combo unit for residential retrofits or new construction where upfront savings matter without sacrificing year-round comfort.

Review

The Goodman 2.5-ton downflow system represents a thoughtful balance between heating prowess and cooling capability for residential contractors. With an 80,000 BTU furnace paired to a 30,000 BTU air conditioner, this combo addresses year-round comfort without oversizing either component. At $647, it undercuts many name-brand equivalents while maintaining Energy Star certification and respectable component quality that contractors have relied on for decades.

Efficiency numbers tell the real story here. The furnace delivers an exceptional 97% AFUE rating, meaning you recover nearly all combustion energy for heating delivery. On the cooling side, 13 SEER1 performance with R454B refrigerant ensures compliance with forward-looking regulations while the modulating burner and variable-speed ECM blower actively reduce runtime and noise. Maximum airflow reaches 1600 CFM, ample for properly sized ducts in homes under 2,500 square feet.

Pros & Cons

Pros

  • 97% AFUE furnace captures nearly all fuel energy, translating to measurably lower heating bills in winter months
  • Modulating gas burner and variable-speed ECM blower adapt to demand, reducing energy waste and noise throughout the day
  • 13 SEER rating on the 2.5-ton cooling side meets ENERGY STAR requirements with R454B refrigerant for future compliance
  • 80,000 BTU heating capacity handles cold climates while 30,000 BTU cooling covers moderate-sized homes efficiently
  • Downflow configuration suits basements and closet installations where space is limited, expanding placement options

Cons

  • Single-stage compressor on cooling side cannot match the efficiency gains of two-stage or variable units in part-load scenarios
  • 73 dB noise level runs slightly louder than inverter-driven competitors, noticeable during peak operation
  • Price point at $647 reflects contractor-grade positioning, making it less accessible for DIY homeowners seeking budget options

Who Should Buy

Best For

Contractors building or retrofitting residential systems in climate zones requiring both strong heating and moderate cooling will appreciate the value and reliability here. Homeowners in mixed climates with tight installation spaces and budget consciousness will see real ROI from the 97% furnace efficiency.

Consider Alternatives If

Buyers in extreme cooling zones or those prioritizing absolute silent operation should explore two-stage compressor models or variable-capacity alternatives that command higher prices.

2.5 Ton 13 SEER 97% AFUE 80,000 BTU Goodman Gas Fu
$647
Buy at HVACDirect →

Installation

Installation requires standard HVAC connections: 3/8-inch suction and liquid lines with sweat-type valves, both common in existing systems. The downflow A-coil configuration needs right-side flue venting through plastic PVC pipe, dictating ductwork layout but simplifying space constraints. Electrical demands stay modest at 115V single-phase 60Hz with a 25-amp maximum breaker. Most licensed contractors can complete installation in one day.

Warranty & Reliability

Goodman backs this system with a 10-year parts warranty activated through online registration, a reasonable protection tier for equipment in this price range. The warranty covers defects in materials and workmanship but excludes wear items and installation errors. Registration takes five minutes online and ensures you have documented coverage if components fail during the coverage window.

Specifications

SKUACIQ-30-EHPD-UPG
Brand/ManufacturerACiQ
Cooling BTU30,000
Heating BTU80,000
RefrigerantR454B
Electrical115 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)73
Weight (in lbs)120.000000
FeatureSpec
Energy StarYes
SEER1 (Efficiency)13
Condenser StagesSingle Stage
Compressor TypeReciprocating
Liquid Line3/8"
Suction Line3/4"
Liquid Valve Size3/8"
Max Breaker Size25 amps
Min. Breaker Size16.7 amps
Tonnage3.5 Ton
Valve TypeSweat
Height30"
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.
AHRI Certificate Number7424271
Airflow DirectionDownflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE97%
Blower MotorVariable Speed - ECM
Maximum CFM1600
ConfigurationUpflow / Downflow
Flue LocationRight
Burner StagesModulating
Fuel TypePropane, Natural Gas
StyleA-Coil
Suction Line Insulation Thickness3/4"
Length50 feet

Frequently Asked Questions

How does 97% AFUE compare to standard furnaces? +
Standard furnaces operate at 80-85% AFUE, meaning 15-20% of fuel energy escapes unused. This 97% unit captures an additional 12-17 percentage points, translating to $200-400 annual heating cost reductions in cold climates. Over a 15-year lifespan, that compounds to significant savings.
Can this handle a two-story home or larger spaces? +
The 30,000 BTU cooling capacity suits homes up to roughly 2,500 square feet in temperate zones. Two-story installations work if ductwork is properly balanced. For larger homes, consider the 3.5-ton version. The 80,000 BTU heating handles most residential applications effectively.
Will 13 SEER cool adequately in hot climates? +
13 SEER provides solid baseline cooling for mixed climates but falls short in extreme heat zones. Southern states typically demand 15+ SEER for comfortable part-load operation. If you experience regular 95+ degree days, upgrade to a two-stage unit at higher cost.
How does downflow configuration compare to upflow units? +
Downflow works best in basements and attics where gravity aids cool-air distribution naturally. Upflow suits closets and furnace rooms with vertical ductwork above. Both configurations deliver identical efficiency numbers, so choose based purely on available installation space and existing duct layout.
What happens if I don't register for the 10-year warranty? +
Without registration, Goodman's standard warranty defaults to five years, cutting your protection window in half. Registration is free and instant online using your serial number and proof of purchase. Always complete this step before your first heating season.

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