Goodman 4 Ton 14 SEER 80% 120,000 BTU Furnace & AC System - R410A Upflow Review 2026

// Bottom Line

This 4-ton system works well for homeowners replacing older equipment who want decent cooling efficiency without premium pricing. The 14 SEER rating and Energy Star certification deliver modest energy savings, while the straightforward upflow design fits most residential installations.

Review

The ACiQ-branded Goodman 4-ton system represents the middle ground in residential HVAC, offering reliable cooling and heating without premium features. At 14 SEER and 80% AFUE, it targets homeowners upgrading from 10-15 year old equipment who want moderate efficiency gains. The A-coil design suits upflow installations common in basements and utility closets across the United States.

Performance specs show 46,000 BTU cooling capacity and 47,000 BTU heating from the gas furnace. The scroll compressor runs single-stage only, meaning it runs at full capacity or off, lacking the gradual modulation of higher-end units. Noise output of 74 dBA places this in typical range for residential equipment. The multi-speed PSC blower motor handles up to 2000 CFM, supporting reasonable airflow in average homes without excessive ductwork constraints.

Pros & Cons

Pros

14 SEER cooling efficiency with Energy Star qualification reduces summer utility costs
46,000 BTU cooling capacity properly sized for typical 4-ton residential loads
Multi-speed PSC blower motor enables better comfort control than single-speed alternatives
Sweat valve connections simplify installation for experienced HVAC technicians
10-year compressor warranty with online registration provides reasonable protection

Cons

80% AFUE furnace rating trails modern 95%+ models, losing heating efficiency compared to high-efficiency alternatives
Single-stage compressor and furnace burner lack modulating capability for variable comfort
R454B refrigerant represents transition technology, not the future-proof choice some seek

Who Should Buy

Best For

Homeowners replacing 15+ year old equipment who prioritize upfront cost over premium efficiency, particularly in mild to moderate climates. Contractors doing builder tract work appreciate the standard upflow configuration and straightforward installation requirements.

Consider Alternatives If

Those in extreme heating climates or seeking maximum efficiency should consider 95%+ AFUE furnaces and 16+ SEER cooling instead.

Goodman 4 Ton 14 SEER 80% 120,000 BTU Furnace & AC

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Installation

Upflow/horizontal configuration fits standard basements and utility closets. Standard 3/8 inch liquid and 7/8 inch suction lines connect to outdoor condenser with 50 feet included line set. Requires 208/230V single-phase power and 26.4-40 amp breaker sizing. Metal flue venting exits from top of unit. Installation typically takes 4-6 hours for experienced teams without complications.

Warranty & Reliability

10-year parts warranty activates with online registration, covering compressor and sealed components. This matches industry standard for mid-tier systems. Goodman typically honors claims smoothly for verified installations. Registration protects your investment and ensures you're not stuck with repair costs early in the system lifecycle.

Specifications

SKU	ACIQ-48-EHPD-UPG
Brand/Manufacturer	ACiQ
Cooling BTU	46,000
Heating BTU	47,000
Refrigerant	R454B
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
Configuration	Upflow/Horizontal
Liquid Line	3/8"
Suction Line	1 1/8"
Tonnage	4 Ton
Style	A-Coil
Height	38.25"
Width	35.5"
Depth	35.5"
Resources	Goodman Specifications Goodman Customer Brochure Goodman Installation Instructions Goodman Kit Instructions Goodman Parts Manual Goodman Service Manual Goodman Warranty You will need AdobeÂ® AcrobatÂ® 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
Flue Location	Top
Burner Stages	Single
Fuel Type	Gas
Replaces	GSZ140491
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	26.4 amps
Valve Type	Sweat
Suction Line Insulation Thickness	1/2"
Length	50 feet

Frequently Asked Questions

How does 14 SEER compare to newer systems available today? +

14 SEER falls between budget units at 10-13 SEER and high-efficiency models at 16-18 SEER. You'll see 20-30% better cooling efficiency than 10-year old equipment, but miss 15-25% further savings available from premium alternatives. Payback period typically runs 8-12 years depending on local electricity rates.

Will this upflow coil fit my basement installation? +

Yes, the A-coil upflow design measures 38.25 inches high by 35.5 inches wide and deep, fitting standard basement corners. Ensure 4-6 inches of clearance above for furnace venting. Side access for service clearance is also recommended during installation planning.

What's the actual heating efficiency difference between 80% AFUE and 95% models? +

An 80% AFUE furnace wastes 20% of fuel as exhaust heat. A 95% AFUE unit wastes only 5%. If heating costs run $1500 annually, upgrading saves roughly $225 per year. However, the premium system costs $1500-2000 more upfront, extending payback to 7-9 years.

How does R454B refrigerant affect my long-term operating costs? +

R454B is approved for new installations and performs comparably to older R410A in most conditions. It's not going away immediately, but future models will shift to lower GWP refrigerants. Your system won't become stranded for 10-15 years, but isn't the absolute newest option available.

Is the 10-year warranty enough protection? +

For mid-tier residential equipment, 10 years covers the compressor through typical failure risk periods. Most failures occur within 5-7 years. After year 10, parts become reasonably affordable, and many systems run another 5-10 years with maintenance.

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