Goodman 3.5 Ton 14 SEER 80% 120,000 BTU Furnace & AC System - R410A Upflow Review 2026

// Bottom Line

This ACiQ system works well for homeowners replacing aging units in moderate climates who want reliable performance without premium pricing. The 14 SEER cooling and 80% AFUE heating deliver respectable efficiency for a mid-range package, though newer high-efficiency alternatives exist.

Review

The Goodman 3.5 Ton system represents a middle-ground offering in the residential HVAC market. Manufactured by ACiQ and positioned as an Energy Star qualified unit, this package addresses the needs of homeowners replacing 10-plus year old equipment. The combination of 14 SEER cooling efficiency and 80% AFUE heating covers both seasonal demands with straightforward single-stage components. This system appeals to contractors seeking reliable, serviceable equipment without cutting-edge technology or premium pricing.

Performance specs show a 41,000 BTU cooling capacity paired with a 120,000 BTU gas furnace, supporting the primary and secondary heating/cooling requirements. The scroll compressor operates at single-stage capacity, meaning it runs at full power or off rather than modulating output. R410A refrigerant compatibility ensures widespread technical support. At 74 dBA, the unit produces moderate noise during operation. The multi-speed PSC blower motor reaches 2000 CFM maximum, delivering adequate air distribution across typical three to four-ton capacity homes.

Pros & Cons

Pros

14 SEER rating qualifies for Energy Star certification and many utility rebates
80% AFUE furnace meets modern efficiency standards with single-stage gas burner
Multi-speed PSC blower motor provides flexible airflow up to 2000 CFM
R410A refrigerant is widely serviced and supported across HVAC contractors
10-year warranty with online registration covers parts and labor protection

Cons

Specs show conflicting tonnage data, 3.5 ton title versus 5 ton listed specification creates confusion
Single-stage compressor limits part-load efficiency compared to two-stage alternatives
74 dBA noise level is moderately loud for residential applications

Who Should Buy

Best For

Homeowners in zones with mixed heating and cooling demands seeking cost-effective replacement systems. This unit suits budget-conscious buyers who value Energy Star compliance and don't need the premium efficiency of variable-stage compressors.

Consider Alternatives If

Anyone in extreme climates needing maximum efficiency, or buyers who prioritize quiet operation should explore two-stage or inverter-driven competitors.

Goodman 3.5 Ton 14 SEER 80% 120,000 BTU Furnace &

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Installation

Installation requires standard electrical service of 120V single-phase 60Hz power, with breaker sizing between 24 and 40 amps based on final configuration. Refrigerant lines use 3/8 inch liquid and 1-1/8 inch suction sizing with 1/2 inch foam insulation rated to 50 feet maximum. The A-coil configuration fits upflow/downflow applications with top-mounted metal flue exhaust. Standard sweat valve connections simplify field assembly for experienced technicians.

Warranty & Reliability

Ten years of parts coverage applies with online registration completion. This warranty duration exceeds many competitor baseline offerings. Coverage protects against manufacturing defects in compressor, coil, and controls during the specified term. Homeowners should retain registration documentation and service records to support claims. Terms exclude normal wear, improper installation, and maintenance negligence.

Specifications

SKU	ACIQ-4X-EHPD-UPG
Brand/Manufacturer	ACiQ
Cooling BTU	41,000
Heating BTU	120,000
Refrigerant	R410A
Electrical	120 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	74
Weight (in lbs)	120.000000
Feature	Spec
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
Height	30"
Width	24.5"
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.
Airflow Direction	Upflow/Horizontal
Exhaust Flue Requirement	Metal
Furnace Efficiency / AFUE	80%
Blower Motor	Multi Speed - PSC
Maximum CFM	2000
Configuration	Upflow / Downflow
Flue Location	Top
Burner Stages	Single
Fuel Type	Gas
Liquid Line	3/8"
Suction Line	1 1/8"
Style	A-Coil
Suction Line Insulation Thickness	1/2"
Length	50 feet

Frequently Asked Questions

What does the 14 SEER rating mean for operating costs? +

SEER 14 translates to approximately 14 BTU of cooling output per watt consumed. For a 3.5-ton system running 1000 hours annually, this efficiency reduces cooling costs roughly 15-20 percent compared to 10 SEER units. Actual savings depend on local electricity rates and climate zone conditions.

Can this system integrate with existing ductwork from my old furnace? +

Yes, provided duct sizing accommodates the 2000 CFM maximum airflow rating. The A-coil configuration and upflow design match standard residential installations. Have your HVAC contractor verify duct static pressure and insulation adequacy before installation to ensure optimal performance.

How does 80% AFUE compare to newer furnace models? +

An 80% AFUE furnace converts four of every five BTU to usable heat, with one BTU lost through exhaust. Modern high-efficiency condensing furnaces reach 95% AFUE. This Goodman model meets minimum federal standards but costs less upfront while consuming more gas over its lifetime.

Is this better than a variable-capacity system? +

Single-stage operation runs at full capacity or off, consuming more power during mild weather. Two-stage and inverter systems modulate output to match demand, improving part-load efficiency and comfort. Choose single-stage if budget is primary, variable-capacity for premium performance and lower operating costs.

Does the warranty cover refrigerant and labor? +

The 10-year parts warranty covers compressor, coil, and components with online registration. Labor coverage and refrigerant charges depend on your specific purchase agreement and installer terms. Verify coverage details with your contractor before purchasing.

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