3 Ton 14 SEER 96% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Downflow Review 2026

// Bottom Line

This Goodman combo system excels for homeowners in moderate climates seeking balanced heating and cooling efficiency without premium pricing. The 96% AFUE furnace and 14 SEER condenser make it ideal for regions with meaningful heating and cooling seasons.

Review

Goodman's 3 Ton combo system pairs a 96% AFUE furnace with a 14 SEER air conditioner in one compact downflow package. This ACiQ-branded condenser (SKU ACiQ-36-EHPD-UPG) delivers 36,000 BTU cooling and pairs with an 80,000 BTU furnace, creating a balanced solution for moderate climates. The package qualifies as Energy Star and carries Goodman's reputation for straightforward, serviceable design that contractors prefer.

The furnace's two-stage burner and variable-speed ECM blower motor drive efficiency numbers that matter for utility bills. At 96% AFUE, heating waste is minimal, and the blower modulates between near-zero and 1600 CFM to match heating demand. The condenser's 14 SEER rating and R454B refrigerant meet current standards, though the single-stage scroll compressor means cooling output doesn't modulate, potentially leaving efficiency on the table during shoulder seasons.

Pros & Cons

Pros

96% AFUE furnace efficiency reduces heating costs significantly compared to 80-90% units
14 SEER cooling meets Energy Star standards and qualifies for utility rebates
Variable speed ECM blower motor adjusts airflow from 0 to 1600 CFM for comfort and efficiency
Two-stage burner allows modulating heat output, reducing energy waste during mild days
R454B refrigerant is modern, non-ozone-depleting, and widely available for service
Compact 21x21x30 inch footprint fits tight mechanical closets and basement installations

Cons

Single-stage compressor cannot modulate cooling capacity, less efficient than variable-capacity units in variable climates
73 dB noise level is audible during operation, slightly louder than premium competitors
No SEER2 rating listed, making direct comparison to newer equipment challenging for some buyers

Who Should Buy

Best For

This system suits homeowners in areas with genuine heating demand who want efficient, reliable cooling without paying for multi-stage compressor technology. It's particularly attractive for downflow installations in homes with basements or crawlspaces where ductwork runs downward.

Consider Alternatives If

Skip this unit if you live in a heating-dominant climate and rarely cool, or if you need variable-capacity cooling for superior efficiency in mild weather months.

3 Ton 14 SEER 96% AFUE 80,000 BTU Goodman Gas Furn

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Installation

Downflow configuration suits basements and mechanical rooms where supply ducts run below the unit. Requires 115V single-phase 60Hz service with 18.7 to 30 amp breaker. Plastic or PVC exhaust flue works with modern codes. Standard line sets include 3/8 inch liquid and 3/4 inch suction lines with 3/4 inch insulation, up to 30 feet.

Warranty & Reliability

Goodman covers the system for 10 years with online registration, protecting both furnace and condenser components. Registration is straightforward and essential, as unregistered units drop to standard manufacturer coverage. This extended protection reflects confidence in the equipment's durability.

Specifications

SKU	ACiQ-36-EHPD-UPG
Brand/Manufacturer	ACiQ
Cooling BTU	36,000
Heating BTU	80,000
Refrigerant	R454B
Electrical	115 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	73
Weight (in lbs)	120.000000
Feature	Spec
Energy Star	Yes
SEER1 (Efficiency)	14
Condenser Stages	Single Stage
Compressor Type	Scroll
Liquid Line	3/8"
Suction Line	3/4"
Liquid Valve Size	3/8"
Suction Valve Size	3/4"
Max Breaker Size	30 Amps
Min. Breaker Size	18.7 Amps
Tonnage	3.5 Ton
Height	30"
Width	21"
Depth	21"
Resources	CAPT Installation Manual CAPT Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Safety Information	PROPOSITION 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 Number	7368843
Airflow Direction	Downflow/Horizontal
Exhaust Flue Requirement	Plastic / PVC
Product Features	Rebate Available
Furnace Efficiency / AFUE	96%
Blower Motor	Variable Speed - ECM
Maximum CFM	1600
Configuration	Upflow / Downflow
Burner Stages	Two
Fuel Type	Propane, Natural Gas
Style	A-Coil
Suction Line Insulation Thickness	3/4"
Length	30 feet

Frequently Asked Questions

What's the difference between 14 SEER and 14 SEER2? +

SEER2 uses stricter test conditions closer to real-world heat and humidity. A 14 SEER unit typically performs like a 10-11 SEER2 unit. This product lists only SEER, so expect actual efficiency roughly 20-25% lower under SEER2 measurement standards.

Will this work in my upflow furnace closet? +

Yes, the spec sheet indicates this unit supports both upflow and downflow configurations. However, confirm your ductwork layout with an HVAC contractor, as downflow orientation is more common for basement installations and the listed dimensions are optimized for that setup.

How does single-stage cooling compare to variable-stage? +

Single-stage compressors run at full capacity or off, less efficient during mild weather. Variable-stage units modulate output, reducing energy waste and improving comfort. For areas with extended mild seasons, variable-stage saves 10-15% on cooling costs.

Is this system compatible with my existing ductwork? +

The 1600 CFM maximum airflow is typical for 3-ton equipment. Review your duct sizing with a contractor using Manual D calculations. Undersized ducts reduce efficiency and comfort. Line set connections are standard 3/8 inch and 3/4 inch, compatible with most residential installs.

What happens if I don't register the warranty? +

Unregistered units receive standard manufacturer coverage, typically 1-5 years depending on component. Online registration is quick and extends protection to 10 years, offering meaningful long-term peace of mind.

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