3.5 Ton 13 SEER 96% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal Review 2026

// Bottom Line

This ACiQ 3.5-ton horizontal system excels for contractors needing a compact, efficient solution in tight attic or crawl space applications. The 96% AFUE furnace paired with 13 SEER cooling delivers strong year-round performance without the footprint demands of larger units.

Review

The ACiQ 3.5-ton horizontal system represents a practical middle ground in the HVAC market. This is an OEM product branded under ACiQ but built on proven Goodman architecture, delivering balanced efficiency without boutique pricing. The horizontal configuration addresses a real problem for contractors, fitting into spaces where vertical equipment simply won't work. It's built for residential replacement applications where compact design meets solid performance requirements.

Efficiency numbers tell the story here. The 96% AFUE furnace runs near the top of standard gas furnace ratings, translating to measurable utility savings on heating bills. Cooling capacity hits 42,000 BTU at 13 SEER, landing in the Energy Star category but not ultra-premium tiers. The variable-speed ECM blower motor maxes out at 1,600 CFM, allowing intelligent airflow management rather than the constant running of basic single-speed designs. Two-stage burner operation provides heating flexibility without introducing variable-capacity complexity.

Pros & Cons

Pros

96% AFUE furnace efficiency significantly reduces heating fuel costs compared to 80-90% units
13 SEER rating meets Energy Star standards with 42,000 BTU cooling capacity for moderate climates
Variable-speed ECM blower motor adjusts CFM up to 1,600 for consistent comfort and lower runtime electricity
Compact horizontal configuration (21" x 21.125" x 26") fits tight attic and crawl spaces where traditional units won't
Two-stage gas burner and single-stage cooling provide reliable operation without variable-capacity complexity

Cons

13 SEER rating is solid but not high-efficiency, single-stage cooling means less dehumidification in humid climates
75 dB noise level runs louder than variable-stage systems, noticeable during blower operation
Reciprocating compressor design is durable but noisier and slightly less efficient than newer scroll compressors

Who Should Buy

Best For

Contractors installing replacement systems in homes with limited mechanical space, particularly attics or horizontal installations. Homeowners in moderate climates prioritizing heating efficiency and seeking reliable mid-range cooling without paying premium prices.

Consider Alternatives If

Buyers in high-humidity regions needing advanced dehumidification should explore variable-stage systems, and those seeking cutting-edge efficiency ratings above 14 SEER should look at higher-tier units.

3.5 Ton 13 SEER 96% AFUE 80,000 BTU Goodman Gas Fu

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Installation

This horizontal A-coil accepts standard 3/8" liquid and 7/8" suction lines with sweat connections. It requires plastic PVC exhaust flue venting rather than metal, simplifying ductwork. The 115V single-phase 60Hz electrical demand keeps breaker requirements between 23.9 and 40 amps, standard for residential installations. Compact dimensions (21" x 21.125" x 26") and 120-pound weight make handling manageable in tight spaces where this unit truly shines.

Warranty & Reliability

ACiQ backs this unit with a 10-year warranty activated through online registration. That's competitive coverage for a mid-market system, protecting compressor and components for a decade. Registration takes minutes but is mandatory for full protection. This warranty reflects reasonable confidence in the product without extending to the luxury tier warranties some premium brands offer.

Specifications

SKU	ACIQ-4X-EHPD-UPG
Brand/Manufacturer	ACiQ
Cooling BTU	42,000
Heating BTU	80,000
Refrigerant	R410A
Electrical	115 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	75
Weight (in lbs)	120.000000
Feature	Spec
Energy Star	Yes
SEER1 (Efficiency)	13
Condenser Stages	Single Stage
Compressor Type	Reciprocating
Liquid Line	3/8"
Suction Line	7/8"
Liquid Valve Size	3/8"
Max Breaker Size	40 amps
Min. Breaker Size	23.9 amps
Tonnage	3.5 Ton
Valve Type	Sweat
Height	21"
Width	21.125"
Depth	26"
Resources	CHPF Installation Manual CHPF 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.
AHRI Certificate Number	7368843
Airflow Direction	Downflow/Horizontal
Exhaust Flue Requirement	Plastic / PVC
Product Features	Rebate Available
Furnace Efficiency / AFUE	96%
Blower Motor	Variable Speed - ECM
Maximum CFM	1600
Configuration	Horizontal
Burner Stages	Two
Fuel Type	Propane, Natural Gas
Style	A-Coil
Suction Line Insulation Thickness	3/8"
Length	30 feet

Frequently Asked Questions

How does 96% AFUE compare to standard furnaces? +

Most basic furnaces run 80-90% AFUE. At 96%, this unit wastes less gas as exhaust, capturing more heat for your home. On a typical $1,200 annual heating bill, you'd save $120-240 yearly versus an 85% AFUE unit, depending on climate and usage patterns.

Will this fit in my attic without modification? +

Horizontal configuration measures 21" x 21.125" x 26", fitting through standard attic openings. Check your space for adequate return air access and clearance around the 30-foot suction line. Most attic installations require minimal ductwork changes, but verify with your installer before purchase.

Is 13 SEER good enough for hot climates? +

13 SEER provides solid cooling for moderate climates but lags in high-heat regions. If you're in areas exceeding 95 degrees frequently, consider stepping up to 14-16 SEER units for better dehumidification and reduced runtime. Single-stage cooling runs constantly in extreme heat rather than efficiently cycling.

How does this compare to premium brands like Carrier? +

ACiQ offers comparable core performance at 60-70% of premium brand pricing. You're trading brand reputation and extended warranties for solid Goodman engineering at accessible cost. Both cool and heat effectively, but ACiQ skips luxury features and marketing overhead.

Does online warranty registration actually matter? +

Yes. Without registration, coverage drops significantly or disappears. Registration takes five minutes and requires your serial number and purchase receipt. Keep documentation filed because manufacturers enforce this requirement strictly.

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