Independent Review · Updated June 2026

3.5 Ton 14 SEER 80% AFUE 100,000 BTU Goodman Gas Furnace and Heat Pump System - Upflow

Solid mid-tier efficiency with dual-fuel versatility and budget-friendly pricing

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
3.5 Ton 14 SEER 80% AFUE 100,000 BTU Goodman Gas Furnace and Heat Pump System - Upflow
Current Price
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// Bottom Line
This ACiQ system is built for homeowners who need reliable heating and cooling without premium pricing. The 80% AFUE furnace paired with a 14 SEER heat pump makes it practical for moderate climates where both heating and cooling matter equally.

Review

The ACiQ ACIQ-4X-EHPD-UPG combines a Goodman gas furnace with an integrated heat pump in a compact upflow package. This dual-fuel approach appeals to contractors managing tight installation spaces and homeowners in regions where both heating and cooling costs matter. At its price point, it sits squarely in the mid-market segment where value and functionality outweigh premium features.

Performance specs show a 100,000 BTU heating output with 80% AFUE efficiency from the gas furnace, paired with 41,000 BTU and 14 SEER cooling from the heat pump section. The two-stage burner delivers modulating heat control, while the high-efficiency multi-speed blower motor can push up to 2,000 CFM. At 74 dB, noise levels run moderately high compared to inverter-driven competitors, but within acceptable range for standard residential HVAC.

Pros & Cons

Pros

  • 14 SEER cooling efficiency meets Energy Star certification standards
  • 100,000 BTU heating capacity with two-stage burner for precise temperature control
  • High-efficiency multi-speed blower motor reaches 2,000 CFM maximum airflow
  • 10-year warranty with online registration covers parts and labor
  • Compact 34.5-inch height fits tight upflow/horizontal installations

Cons

  • 80% AFUE is baseline, not best-in-class for furnace efficiency
  • 5-ton condenser tonnage exceeds 3.5-ton rating, creating operational mismatch
  • 74 dB noise level runs louder than premium quiet-operation units

Who Should Buy

Best For

Contractors installing replacement systems in existing homes with limited clearance, and homeowners in mixed climates who want dependable heating without spending premium dollars. The upflow configuration specifically suits attic or closet installations.

Consider Alternatives If

Anyone prioritizing whisper-quiet operation or seeking maximum furnace efficiency above 90% AFUE should look at competing models.

3.5 Ton 14 SEER 80% AFUE 100,000 BTU Goodman Gas F
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Installation

The upflow A-coil configuration fits attic and closet spaces efficiently at 34.5 inches tall and 21 inches wide. Electrical requirements are straightforward, 120V single-phase 60Hz with 24 to 40 amp breaker sizing. Refrigerant lines ship with 50 feet of suction line insulation at half-inch thickness. Metal exhaust flue and standard sweat valve connections keep installation traditional and familiar for most technicians.

Warranty & Reliability

The 10-year parts warranty kicks in after online registration and covers components against defects. This matches industry standard for mid-tier equipment. Registration is required to activate coverage, so documentation matters at time of installation. No distinction between compressor and non-compressor parts is mentioned, so clarify with ACiQ before purchase.

Specifications

SKUACIQ-4X-EHPD-UPG
Brand/ManufacturerACiQ
Cooling BTU41,000
Heating BTU100,000
RefrigerantR410A
Electrical120 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)120.000000
FeatureSpec
Product FeaturesRebate Available
Energy StarYes
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size40 amps
Min. Breaker Size24 amps
Tonnage5 Ton
Valve TypeSweat
Height34.5"
Width21"
Depth28.75"
ResourcesGoodman Brochure Goodman Installation Manual Goodman Specifications Goodman Parts Manual Goodman User Information Goodman Service Manual Goodman Technical 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 Line1 1/8"
StyleA-Coil
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorHigh Efficiency Multi-Speed
Maximum CFM2000
Burner StagesTwo
Fuel TypeGas
Suction Line Insulation Thickness1/2"
Length50 feet

Frequently Asked Questions

Why is the condenser listed as 5 ton when the system is 3.5 ton? +
This appears to be a specification data error or configuration inconsistency. The 41,000 BTU cooling output aligns with a 3.5-ton unit, not 5 tons. Verify the actual condenser tonnage with ACiQ before purchasing to ensure proper matching with the furnace.
Can this system fit in a standard attic installation? +
Yes. At 34.5 inches tall, 21 inches wide, and 28.75 inches deep, it fits typical attic framing. Ensure your attic has adequate clearance above and behind for airflow and maintenance access. Metal exhaust flue venting must be routed to exterior safely.
How does 80% AFUE compare to newer furnace standards? +
80% AFUE meets minimum federal standards but lags behind high-efficiency models at 92-96% AFUE. You'll pay less upfront but see higher gas bills over time. For climates with significant heating loads, consider upgrading to 90%+ AFUE for better long-term economics.
Should I choose this over a straight-furnace system? +
If your climate has moderate heating and cooling needs, dual-fuel heat pumps like this reduce energy waste. However, in heating-dominant regions, a high-efficiency gas furnace alone may cost less. In cooling-dominant regions, a heat pump with backup electric strips works cheaper.
What happens if I don't register the warranty online? +
The 10-year warranty requires online registration to activate. Without it, you forfeit coverage entirely. Register immediately after installation with your serial number to protect your investment for the full term.

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