Goodman 3.5 Ton 14 SEER 96% 80,000 BTU Furnace & AC System - R410A Upflow Review 2026

// Bottom Line

This ACiQ combo system works best for contractors and homeowners replacing older 10-13 SEER units who want meaningful efficiency gains without premium pricing. The 96% AFUE heating and Energy Star certification make it ideal for climates with substantial heating seasons, though the single-stage cooling limits it for hot, humid regions.

Review

The ACiQ furnace and condenser combo targets the middle-market segment where contractors balance efficiency upgrades against budget constraints. Built by Goodman under the ACiQ brand, this 3.5-ton system delivers respectable cooling capacity paired with industry-leading heating efficiency. The 96% AFUE rating places it in the high-efficiency category, while the 14 SEER cooling meets Energy Star standards. At its price point, this system competes directly with Goodman's own standard offerings and entry-level Lennox units.

Real-world performance numbers tell the efficiency story clearly. The furnace generates 42,000 BTU of heat at 96% AFUE, meaning 96 cents of every heating dollar converts to usable warmth. Cooling output reaches 41,000 BTU at 14 SEER, with a single-stage scroll compressor handling all load variations. The multi-speed blower motor adapts to system demand, avoiding the waste of constant-speed operation. Electrical requirements are modest, requiring just 24-40 amp breaker sizing at 208/230V single phase. These specifications translate to measurable monthly savings for heating-dominant climates.

Pros & Cons

Pros

96% AFUE furnace efficiency significantly reduces heating costs compared to 80-90% models
14 SEER cooling with R410A refrigerant delivers EPA Energy Star certification
Multi-speed blower motor optimizes comfort and reduces energy waste across operating conditions
Compact 30-inch height fits standard 21-inch wide return plenums for straightforward upflow installation
10-year parts warranty with online registration provides solid long-term protection
PVC exhaust compatibility eliminates costly masonry flue modifications on retrofit jobs

Cons

Single-stage compressor and condenser cannot modulate cooling in high-humidity climates, leading to short cycling
41,000 BTU cooling output underperforms the 42,000 BTU heating output, creating potential imbalance in mixed-season use
74 dB noise level sits at the higher end of acceptable residential standards during full-load operation

Who Should Buy

Best For

Contractors handling replacement jobs in temperate to cold climates where heating dominates the load profile. Homeowners upgrading from 13 SEER or older systems will see measurable monthly utility savings from the 96% AFUE efficiency rating.

Consider Alternatives If

Skip this if you need variable-capacity cooling for hot, humid regions where humidity control matters more than heating efficiency.

Goodman 3.5 Ton 14 SEER 96% 80,000 BTU Furnace & A

Buy at HVACDirect →

Installation

Installation complexity stays moderate thanks to the upflow/horizontal configuration and compact 30-inch height. PVC plastic flue venting eliminates expensive chimney modifications common with older furnaces. Technicians appreciate the standard 3/8-inch liquid line and 1-inch suction line sizes with included 1/2-inch insulation, which fit existing copper runs on most replacements. Field wiring to 24-40 amp breaker is straightforward. Plan 4-6 hours for a typical retrofit installation.

Warranty & Reliability

The 10-year parts warranty activates with free online registration, covering defects in manufacturing and workmanship. This applies to the entire system, furnace and condenser alike. Labor and refrigerant charges are excluded, as with most residential warranties. The 10-year term is solid mid-range protection, falling short of premium 12-year offerings but matching most contractor-grade equipment.

Specifications

SKU	ACIQ-4X-EHPD-UPG
Brand/Manufacturer	ACiQ
Cooling BTU	41,000
Heating BTU	42,000
Refrigerant	R410A
Electrical	208 / 230 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	74
Weight (in lbs)	120.000000
Feature	Spec
Airflow Direction	Upflow/Horizontal
Exhaust Flue Requirement	Plastic / PVC
Furnace Efficiency / AFUE	96%
Blower Motor	Multi Speed
Maximum CFM	1600
Configuration	Upflow / Downflow
Flue Location	Right
Burner Stages	Single
Fuel Type	Gas
Height	30"
Width	21"
Depth	21"
Resources	CAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Safety Information	PROPOSITION 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.
Product Features	Rebate Available
Energy Star	Yes
SEER1 (Efficiency)	14
Condenser Stages	Single Stage
Compressor Type	Scroll
Liquid Valve Size	3/8"
Suction Valve Size	7/8"
Max Breaker Size	40 amps
Min. Breaker Size	24 amps
Tonnage	5 Ton
Valve Type	Sweat
Liquid Line	3/8"
Suction Line	1 1/8"
Style	A-Coil
Suction Line Insulation Thickness	1/2"
Length	50 feet

Frequently Asked Questions

Does this unit qualify for federal tax credits or rebates? +

The spec sheet flags rebate availability and Energy Star certification, which qualifies some jurisdictions for utility rebates up to $500. Federal tax credit eligibility expired in 2020, but many utility companies offer instant rebates at point of sale. Check with your installer or local utility for current programs.

Will this fit in my existing furnace space? +

The 30-inch height, 21-inch width, and 21-inch depth fit standard upflow return plenums. However, verify your ductwork clearance, especially for the suction line run up to the condenser. The 50-foot pre-insulated suction line gives flexibility, but runs longer than 50 feet require oversizing.

How does 14 SEER compare to newer SEER2 ratings? +

SEER ratings and SEER2 ratings use different test conditions. A 14 SEER unit typically converts to roughly 11 SEER2 under the newer, more stringent test standard. This still meets Energy Star, though it ranks as mid-tier efficiency rather than high-tier on current standards.

Why is cooling BTU lower than heating BTU? +

41,000 cooling versus 42,000 heating reflects design priorities. Heating dominates in the target market, but the slight cooling imbalance means summer performance relies on proper load calculation. Oversizing the condenser by one ton or choosing a 4-ton unit eliminates this mismatch.

What does 10-year warranty registration involve? +

Registration is free and takes 10 minutes online at the manufacturer portal. Upload the purchase receipt and serial number. Without registration, the warranty defaults to 5 years, so don't skip this step.

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