Independent Review · Updated June 2026

3.5 Ton 14 SEER 96% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

High-efficiency gas furnace and AC combo with solid SEER ratings for most climates

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
3.5 Ton 14 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 3.5-ton system works best for homeowners replacing aging furnace-AC combos in moderate to cold climates who want reliable performance without premium pricing. The 96% AFUE furnace and 14 SEER air conditioner deliver solid efficiency gains, though the single-stage compressor means higher operating costs during peak cooling months.

Review

The ACiQ 3.5-ton system pairs a Goodman gas furnace with air conditioning coil technology in an upflow configuration. This combo unit targets contractors and homeowners seeking proven mid-range equipment that balances heating performance with cooling capability. Listed at a competitive price point, the system uses R410A refrigerant and includes a scroll-type compressor. The upflow design suits basements and confined spaces where horizontal ducting isn't practical, making it a popular retrofit choice across North American markets.

Heating output reaches 100,000 BTU with two-stage burner control and 96% AFUE efficiency, translating to roughly 4 dollars of heat from every 100 dollars spent on gas. Cooling delivers 42,000 BTU at 14 SEER1, which meets Energy Star thresholds in most regions. The multi-speed ECM blower motor operates at up to 1600 CFM and adapts to demand, reducing runtime and noise compared to single-speed alternatives. At 73 dB during operation, it's noticeably louder than variable-capacity competitors but acceptable for utility closet placement.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency reduces heating costs significantly compared to older 80-85% models
  • 14 SEER cooling rating qualifies for Energy Star certification and available utility rebates
  • Multi-speed ECM blower motor delivers up to 1600 CFM and quieter operation than fixed-speed units
  • Two-stage burner and scroll compressor provide quieter, more consistent performance
  • 10-year parts warranty with online registration covers both furnace and AC components
  • PVC/plastic flue option simplifies retrofit installations in existing homes

Cons

  • Single-stage compressor runs at full capacity during cooling, limiting efficiency in partial-load scenarios
  • 73 dB noise level is audible from adjacent rooms, higher than variable-capacity competitors
  • ACiQ branding carries less market recognition than Goodman, potentially affecting resale value

Who Should Buy

Best For

Homeowners in climate zones 4-6 replacing worn furnace-AC systems who prioritize heating efficiency and want predictable monthly bills without paying for premium two-stage cooling. Contractors upgrading older R22 systems will appreciate the straightforward scroll compressor and proven component reliability.

Consider Alternatives If

Anyone in hot climates where air conditioning runs 8+ months per year should explore 16+ SEER variable-capacity systems, or homeowners needing ultra-quiet operation should look at two-stage compressor units.

3.5 Ton 14 SEER 96% AFUE 100,000 BTU Goodman Gas F
$0
Buy at HVACDirect →

Installation

This upflow unit requires a 22-35 amp breaker and standard 115V single-phase power, simplifying electrical work on most residential panels. Suction and liquid line sizes are 7/8 inch and 3/8 inch respectively, with pre-insulation at 3/8 inch thickness included. PVC flue venting eliminates expensive metal ductwork retrofits. Installation typically takes one technician 4-6 hours including refrigerant charge verification and duct sealing.

Warranty & Reliability

Goodman provides 10 years parts coverage when you register online within 30 days of purchase. This applies to the furnace heat exchanger, compressor, and condenser coil. Labor and refrigerant are typically excluded under standard terms. Registration is straightforward through Goodman's website and protects your investment if component failures occur.

Specifications

SKUACIQ-4X-EHPD-UPG
Brand/ManufacturerACiQ
Cooling BTU42,000
Heating BTU100,000
RefrigerantR410A
Electrical115 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)73
Weight (in lbs)120.000000
FeatureSpec
Energy StarYes
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size35 amps
Min. Breaker Size22 amps
Tonnage5 Ton
Height30"
Width21"
Depth21"
ResourcesCAPF Installation Manual CAPF 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

Is this system truly 3.5 tons if the spec sheet says 5 ton? +
The listing title claims 3.5 ton, but specifications show 5-ton condenser tonnage with 42,000 BTU cooling capacity. This 42,000 BTU output actually equals 3.5 tons, so the condenser is oversized. The mismatch suggests mixed component sourcing. Verify tonnage with your installer before purchase to ensure proper system matching.
Can I install this myself if I have HVAC experience? +
Homeowner installation voids the warranty. You must use EPA-certified technicians for refrigerant handling and pressure testing. A licensed contractor charges 800-1200 dollars for installation labor, but protects your 10-year warranty coverage and ensures proper charge calculations for your specific ductwork.
How does 14 SEER compare to modern high-efficiency units? +
14 SEER meets current federal minimums and qualifies for Energy Star. However, 16-18 SEER variable-capacity systems operate 20-30 percent more efficiently during partial loads. Choose 14 SEER if heating dominates your climate, but consider higher SEER ratings if cooling runs heavily from May through September.
Will this furnace work with my existing ductwork? +
The 1600 CFM maximum airflow and standard connection sizes work with most residential ducts installed after 1990. Older homes with undersized ducts may need supplemental return-air work. Request a Manual J load calculation from your installer to confirm your ductwork capacity before ordering.
What does the warranty actually cover if something fails? +
Parts including compressor, heat exchanger, and condenser coil are covered for 10 years. Refrigerant and labor are not covered. Failure to maintain proper charge or allowing freeze-ups typically voids coverage. Register online immediately after installation to activate warranty benefits.

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