Independent Review · Updated June 2026

3 Ton 13 SEER 96% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

Energy Star 96% AFUE furnace paired with 13 SEER cooling delivers balanced efficiency

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
3 Ton 13 SEER 96% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
$0
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This 3-ton ACiQ combo system suits homeowners upgrading from older equipment who prioritize heating efficiency without stretching budget. The 96% AFUE furnace with two-stage burners keeps winter heating costs low, while the 13 SEER condenser handles moderate climates competently.

Review

The ACiQ 3-ton combo system positions itself as the pragmatist's choice in the mid-tier HVAC market. Manufactured by Goodman under the ACiQ efficiency brand, this upflow unit pairs a gas furnace with an air conditioner condenser in one integrated solution. It replaces three older Goodman models, GSX130362, GSX130363, and GSX130365, making it a direct retrofit for existing installations. At this price point, it competes against entry-to-mid-range Carrier, Lennox, and Trane packages.

Heating prowess drives this system's appeal. The furnace delivers 100,000 BTU input with a 96% AFUE rating, meaning 96 cents of every gas dollar converts to usable heat. Two-stage burner operation reduces short-cycling and maintains steadier indoor temperatures during partial-load periods. The cooling side provides 36,000 BTU (3.5 tons) at 13 SEER1 using R454B refrigerant. The multi-speed ECM blower reaches 1,600 CFM maximum and operates on 115V single-phase power, simplifying electrical requirements versus three-phase commercial units.

Pros & Cons

Pros

  • 96% AFUE rating delivers exceptional heating efficiency, reducing gas consumption by 15-20% versus standard 80% systems
  • Two-stage burner modulation adapts to partial-load conditions, improving comfort and reducing cycling
  • Multi-speed ECM blower motor allows flexible airflow (up to 1,600 CFM) for better zoning control
  • Energy Star certified, qualifying for utility rebates in many regions
  • 10-year comprehensive warranty with online registration covers parts and labor concerns
  • R454B refrigerant uses lower-GWP formula, meeting modern environmental standards

Cons

  • 13 SEER is solid but not cutting-edge, SEER2 equivalency would be approximately 11, trailing high-efficiency competitors by 3-5 points
  • Single-stage condenser limits efficiency gains during partial-load cooling seasons
  • 74 dB noise level runs slightly louder than quieter variable-capacity models

Who Should Buy

Best For

Homeowners in mixed climates (heating-dominant regions like the Midwest and Northeast) who replace aging furnaces and want reliable, efficient heating first. Contractors installing complete system replacements in homes with existing ductwork will appreciate straightforward upflow configuration and proven reciprocating compressor durability.

Consider Alternatives If

Buyers in hot climates prioritizing cooling efficiency or those seeking premium quiet operation should compare variable-capacity alternatives with SEER ratings above 15.

3 Ton 13 SEER 96% AFUE 100,000 BTU Goodman Gas Fur
$0
Buy at HVACDirect →

Installation

Installation requires PVC or plastic exhaust flue on the right-side outlet, standard for modern high-efficiency furnaces. The 3/8-inch liquid line and 7/8-inch suction line with 3/8-inch insulation thickness connect to compatible evaporator coils. Unit dimensions (30-inch height, 21-inch width and depth) fit standard return-air closets. Technicians should verify the existing evaporator coil matches ACiQ specifications and review the CAPT installation manual for refrigerant charging on the 30-foot suction line limit.

Warranty & Reliability

ACiQ backs this system with a 10-year parts warranty activated by online registration. Coverage includes compressor, heat exchanger, and major components. This matches industry standards for mid-tier equipment. Goodman's evaporator coil carries separate coverage. Registration is straightforward and extends protection, making this accessible to homeowners managing their own service records.

Specifications

SKUACiQ-36-EHPD-UPG
Brand/ManufacturerACiQ
Cooling BTU36,000
Heating BTU100,000
RefrigerantR454B
Electrical115 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)120.000000
FeatureSpec
ReplacesGSX130362, GSX130363, GSX130365
Energy StarYes
SEER1 (Efficiency)13
Condenser StagesSingle Stage
Compressor TypeReciprocating
Liquid Valve Size3/8"
Suction Valve Size3/4"
Max Breaker Size30 amps
Min. Breaker Size19.1 amps
Tonnage3.5 Ton
Valve TypeSweat
Height30"
Width21"
Depth21"
ResourcesCAPT Installation Manual CAPT 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 RequirementPlastic / PVC
Furnace Efficiency / AFUE96%
Blower MotorMulti-Speed - ECM
Maximum CFM1600
ConfigurationUpflow / Downflow
Flue LocationRight
Burner StagesTwo
Fuel TypeGas
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil
Suction Line Insulation Thickness3/8"
Length30 feet

Frequently Asked Questions

How does 96% AFUE heating efficiency translate to annual savings? +
A 96% AFUE furnace saves approximately 15-20% on heating costs versus an 80% AFUE baseline. For a home burning 80 million BTU annually, that's roughly $200-400 savings depending on regional gas prices. Payback occurs within 5-8 years on furnace-only upgrades, faster when cooling is included.
Can this unit retrofit my existing ductwork? +
Yes, the upflow configuration works with standard return-air plenums and supply ducts. However, verify your evaporator coil compatibility with ACiQ standards. Ductwork sized for the old system should handle the 1,600 CFM maximum without modification, though balancing may improve comfort.
How does 13 SEER1 cooling performance compare to newer systems? +
13 SEER1 approximates 11 SEER2 under current testing standards, making it adequate for moderate climates but trailing 16+ SEER2 systems. Choose this if heating dominates your climate; if summer cooling is intense, consider variable-capacity alternatives with higher SEER ratings.
What makes the two-stage burner beneficial? +
Two-stage operation runs at 70% capacity during mild weather, reducing gas consumption and temperature swings. Full 100,000 BTU engages only on cold days. This modulation improves comfort consistency and efficiency compared to single-stage on-off cycling.
Does online warranty registration affect coverage? +
Yes, online registration is required to activate the 10-year warranty. Registration takes five minutes via Goodman's website and is non-negotiable for coverage. Keep proof of installation for claim purposes.

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