Independent Review · Updated June 2026

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

High-efficiency horizontal furnace-AC combo with solid SEER and AFUE ratings

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 - Horizontal
Current Price
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// Bottom Line
This 3-ton ACiQ system is ideal for homeowners replacing older Goodman units or installing in space-constrained attics where horizontal configuration is required. The 96% AFUE furnace and 13 SEER air conditioner deliver solid efficiency gains over most 10-year-old equipment, making payback realistic in moderate climates.

Review

The ACiQ 3-ton horizontal furnace-air conditioner system bridges affordability and efficiency for contractors and homeowners seeking reliable mid-range equipment. Built on Goodman's proven platform and rated at 96% AFUE for heating and 13 SEER for cooling, this unit targets the replacement market where older units operate at 80-82% AFUE. The horizontal A-coil design addresses real-world installation constraints in attics and crawlspaces where vertical units simply don't fit. Energy Star certification and available rebates sweeten the financial case.

Performance specs are straightforward and solid. The furnace delivers 100,000 BTU across two burner stages, while the 36,000 BTU air conditioner condenser operates at single-stage capacity with a reciprocating compressor. Cooling capacity tests at 3.5 tons, providing adequate overlap for oversized comfort. The variable-speed ECM blower motor ramps from idle to 2,000 CFM maximum, reducing runtime electricity draw compared to fixed-speed motors. Operating noise measures 74 dB, acceptable for equipment rooms but notable in sensitive spaces. Electrical requirements are modest at 115V single-phase with 19.1 to 30 amp breaker sizing.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency reduces heating costs compared to 80-90% baseline units
  • 13 SEER air conditioner qualifies for Energy Star, supporting rebates in many regions
  • Variable-speed ECM blower motor provides better comfort and quieter operation than fixed-speed alternatives
  • Horizontal A-coil configuration fits tight attic spaces where vertical units won't fit
  • Two-stage burner and single-stage compressor allow modulated operation for improved efficiency
  • 10-year warranty with online registration covers parts and provides good peace of mind

Cons

  • 74 dB operating noise is moderate, not the quietest option for noise-sensitive areas
  • Single-stage compressor limits part-load efficiency compared to two-stage or variable-capacity designs
  • R454B refrigerant still requires trained technicians for service and recovery
  • Horizontal configuration requires precise ductwork support and slope management

Who Should Buy

Best For

Homeowners replacing 10-plus year old Goodman systems or building new construction where horizontal mounting in attic spaces makes sense. Contractors doing retrofit work in homes with space limitations will appreciate the compact 21 x 21.125 x 26 inch footprint.

Consider Alternatives If

Budget-conscious buyers seeking the absolute lowest upfront cost should compare standard 14 SEER units, though long-term efficiency gains typically justify the premium. Those prioritizing whisper-quiet operation may want to audition competing models.

3 Ton 13 SEER 96% AFUE 100,000 BTU Goodman Gas Fur
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Installation

Horizontal configuration requires careful attention to ductwork connection and support. The unit measures 30 inches in length and weighs 120 pounds, manageable for two-person installation but demanding proper framing. Sweat valve connections on both 3/8 inch liquid and 7/8 inch suction lines require competent brazing. PVC exhaust flue is standard. Refrigerant charging with R454B demands EPA certification. Most installations run 4-6 hours for experienced technicians.

Warranty & Reliability

Ten-year parts coverage with online registration provides strong protection against compressor and heat exchanger failure. Registration is mandatory and takes five minutes online. Coverage excludes wear items like capacitors and blower motors in some circumstances, so review terms carefully. Goodman stands behind these units through a national network of authorized service providers.

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
Height21"
Width21.125"
Depth26"
ResourcesCHPF Installation Manual CHPF 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 Number7368844
Airflow DirectionDownflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE96%
Blower MotorVariable Speed - ECM
Maximum CFM2000
ConfigurationHorizontal
Burner StagesTwo
Fuel TypePropane, Natural Gas
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil
Suction Line Insulation Thickness3/8"
Length30 feet

Frequently Asked Questions

How does 96% AFUE compare to my current furnace? +
Most units installed 10-15 years ago operate at 80-90% AFUE. At 96%, you recover 6-16 percentage points of fuel energy, translating to roughly 10-15% lower heating costs annually depending on climate. In cold regions, payback approaches 5-7 years through energy savings alone.
Can this system replace my existing Goodman GSX130362? +
Yes, this unit explicitly replaces GSX130362, GSX130363, and GSX130365 models. AHRI certificate 7368844 confirms compatibility. Your existing ductwork, refrigerant lines, and electrical service will likely need minor adjustments, but the system is designed as a direct swap.
Is 13 SEER adequate for hot climates? +
13 SEER provides moderate cooling efficiency. In hot climates like Phoenix or Miami, systems rated 14-16 SEER reduce runtime and cycling costs significantly. For moderate climates, 13 SEER balances performance and cost well. Compare annual operating hours in your region.
What's the real-world difference between single-stage and two-stage compressors? +
Single-stage compressors run full-capacity or off, cycling frequently on mild days. Two-stage designs run at 70% capacity during shoulder seasons, reducing electricity consumption and wear. This unit sacrifices some modulation efficiency for lower cost, acceptable in many climates.
Does online warranty registration really matter? +
Yes. Without registration, Goodman may restrict coverage to five years. Registration takes minutes online and activates the full 10-year parts warranty. Do it immediately after installation or purchase.

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