Independent Review · Updated June 2026

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

96% AFUE furnace with 13 SEER cooling, Energy Star certified and field-proven

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
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// Bottom Line
This ACiQ unit is ideal for homeowners replacing older Goodman systems or contractors needing a dependable 3-ton combo system with solid efficiency ratings. The 96% AFUE heating and 13 SEER cooling deliver measurable energy savings without premium pricing, making it a smart choice for moderate climates where both heating and cooling run regularly.

Review

The ACiQ 3-ton combo system represents the practical middle ground of residential HVAC, delivering solid performance without the premium price of high-efficiency units. With a 96% AFUE furnace and 13 SEER air conditioner paired in one upflow A-coil configuration, this system handles both seasonal extremes in moderate climates. It replaces three older Goodman models (GSX130362, GSX130363, GSX130365), making it a legitimate upgrade path for existing Goodman customers. Energy Star certification confirms the unit meets strict efficiency standards without overpromising performance.

Performance metrics are straightforward and honest. The furnace delivers 100,000 BTU heating output with two burner stages, hitting 96% efficiency on the AFUE scale. The air conditioner produces 36,000 BTU cooling capacity at 13 SEER1 efficiency using R454B refrigerant. The variable-speed ECM blower adjusts airflow up to 2,000 CFM, allowing the system to ramp up or down based on demand rather than running flat-out constantly. At 74 dB, the outdoor unit is moderately loud but not unusual for this tonnage class. Electrical requirements are reasonable: 115V single-phase, pulling between 19.1 and 30 amps maximum.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency means lower heating bills, particularly valuable in colder months
  • 13 SEER cooling efficiency with Energy Star certification provides reliable summer performance
  • Two-stage burner and variable-speed ECM blower allow the system to modulate output, reducing cycling and improving comfort
  • Lifetime heat exchanger warranty protects your biggest investment, backed by 10 years on parts with online registration
  • PVC/plastic exhaust flue compatibility simplifies installation in many homes compared to metal vent requirements
  • R454B refrigerant is newer, more efficient formula with lower environmental impact than older refrigerants

Cons

  • Single-stage compressor means the AC cannot modulate cooling capacity, resulting in less precise temperature control than two-stage units
  • 3.5-ton capacity creates a slight mismatch if your home actually requires 3-ton cooling, potentially causing minor oversizing
  • 74 dB noise level is moderate to loud, noticeable during operation especially in quiet neighborhoods

Who Should Buy

Best For

Homeowners with existing Goodman equipment replacing units of similar capacity, or those in mixed heating/cooling climates where a mid-tier efficiency system fits budget constraints. This is also solid for contractors who service Goodman systems regularly and need field-proven replacement components.

Consider Alternatives If

Skip this if you live in a cooling-dominant climate where two-stage compressor cooling would deliver noticeably better comfort, or if your home requires genuine 3-ton capacity and you want to avoid even slight oversizing.

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

This upflow configuration fits standard attic or basement installations with straightforward ductwork. Valve sizes are standard, 3/8-inch liquid line and 3/4-inch suction line, allowing use of existing copper runs in many replacement scenarios. The A-coil design pairs easily with most furnace cabinets. Dimensions (34.5-inch height, 21-inch width, 28.75-inch depth) fit typical equipment closets. PVC exhaust venting simplifies installation compared to rigid metal pipes, reducing labor time and cost.

Warranty & Reliability

The lifetime heat exchanger warranty is the standout coverage, protecting against the most expensive potential failure. Ten-year parts warranty applies when you register online, though this requires proof of professional installation. Heat exchanger coverage alone justifies the registration step, as replacement costs typically exceed $1,500. Parts coverage beyond the heat exchanger lasts a decade, standard for this price tier.

Specifications

SKUACiQ-36-EHPD-UPG
Brand/ManufacturerACiQ
Cooling BTU36,000
Heating BTU100,000
RefrigerantR454B
Electrical115 V. 1 Phase 60 Hz
WarrantyLifetime Heat Exchanger and 10 Years Parts 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
Height34.5"
Width21"
Depth28.75"
ResourcesGoodman Brochure Goodman Install 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.
ConfigurationUpflow/Horizontal
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil
AHRI Certificate Number7368836
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE96%
Blower MotorVariable Speed - ECM
Maximum CFM2000
Burner StagesTwo
Fuel TypePropane, Natural Gas
Suction Line Insulation Thickness3/8"
Length30 feet

Frequently Asked Questions

Does this unit come with refrigerant pre-charged? +
Most systems ship with minimal refrigerant. You will need a certified technician to charge the full R454B refrigerant load based on lineset length. The 30-foot suction line spec accounts for typical residential installations, but exact charge depends on your specific copper run distance.
Can I install this myself if I have HVAC experience? +
Professional installation is required for warranty validity and because EPA regulations prohibit self-charging refrigerant systems. Registering for the 10-year parts coverage and lifetime heat exchanger warranty requires proof of certified installation. DIY installation voids manufacturer protection.
How much can I save on heating bills with 96% AFUE? +
Savings depend on your current system efficiency and local gas rates. If upgrading from an 80% AFUE unit, expect roughly 16% lower heating fuel costs. In regions with 5-month winters and $1.50 per therm gas rates, annual heating savings typically range $200 to $400.
Is 13 SEER competitive with newer high-efficiency systems? +
13 SEER is solid mid-tier efficiency, more efficient than 10-12 SEER units but less than 16-18 SEER premium systems. If your cooling season is moderate, 13 SEER delivers real savings without the $3,000 to $5,000 premium that top-tier systems command.
What happens if the heat exchanger fails? +
ACiQ covers replacement at no cost for the lifetime of your ownership, provided you registered online. This is an exceptional benefit, as heat exchanger replacement typically costs $1,500 to $2,500 in labor and parts combined.

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