Goodman 4 Ton 14 SEER 92% 100,000 BTU Furnace & AC System - R410A Upflow Review 2026

// Bottom Line

This 4-ton system works well for homeowners in moderate climates who want dependable performance without premium pricing. The 92% AFUE furnace and 16 SEER2 cooling make it Energy Star certified, meaning lower utility bills over time, especially if you qualify for rebates.

Review

The Goodman 4-ton furnace and AC combo is a workhorse system built for contractors and homeowners who prioritize reliability and reasonable cost. Goodman's reputation for no-frills durability carries through here, combining a 92% AFUE furnace with a 16 SEER2 air conditioner in one compact upflow cabinet. At 48 pounds and measuring 30 inches tall by 21 inches wide and deep, it fits most closet or basement installations. The unit operates on standard 208/230V single-phase power, making it compatible with residential electrical service without special upgrades.

Performance-wise, this system delivers 100,000 BTU of heating and 48,000 BTU of cooling per its specs. The scroll compressor, single-stage design, and multi-speed blower motor work together to maintain comfort efficiently. The 92% AFUE puts it in the top tier for furnace efficiency, while the 16 SEER2 exceeds baseline 14 SEER standards, meaning lower monthly heating and cooling costs. Real-world contractors report stable operation across mild to moderate climates. The 74 dB noise level is noticeable but typical for single-stage systems in this price range.

Pros & Cons

Pros

92% AFUE furnace efficiency reduces heating costs compared to 80-85% baseline models
16 SEER2 cooling rating exceeds the required 14 SEER, delivering better AC performance
Multi-speed blower motor adapts airflow for comfort and efficiency in different seasons
PVC exhaust allows flexible installation without rigid metal flue requirements
10-year warranty with online registration provides solid peace of mind
Scroll compressor design is proven durable and handles partial-load cycles well
Energy Star certified, qualifying for utility rebates in many regions

Cons

Single-stage burner and condenser mean less precise temperature modulation than two-stage or variable-capacity units
74 dB noise level is louder than high-efficiency models, noticeable during operation
Spec sheet shows conflicting tonnage data (4 ton in title, 5 ton in specs), raising clarity concerns
R410A refrigerant compatibility limits future servicing flexibility as industry transitions occur

Who Should Buy

Best For

Homeowners replacing an older 80-85% AFUE system or upgrading from a non-Energy Star unit will see meaningful utility savings. Contractors valuing straightforward installation and proven Goodman reliability will appreciate the PVC exhaust, multi-speed motor, and standard 208/230V electrical compatibility.

Consider Alternatives If

Buyers in extreme climates needing two-stage heating or variable-speed technology should explore higher-tier Goodman or competitor models that offer finer capacity control.

Goodman 4 Ton 14 SEER 92% 100,000 BTU Furnace & AC

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Installation

Installation is straightforward for HVAC professionals. The unit accepts both upflow and downflow configurations, adapting to existing ductwork layouts. PVC exhaust flue on the right side eliminates rigid metal vent constraints. The scroll compressor requires standard 3/8-inch liquid and 1 1/8-inch suction lines with 1/2-inch insulation wrap, available in the included 50-foot line set. Electrical connections demand 26.4 to 45 amp breaker sizing depending on local code. Most setups take one service day.

Warranty & Reliability

Goodman backs this system with a 10-year parts warranty when you register online, a straightforward process taking minutes. This covers compressor, coils, and major components. Ten years is competitive for mid-tier equipment. Registration is essential, as standard coverage without it typically runs shorter. Read the fine print on labor coverage, which often requires licensed contractor installation.

Specifications

SKU	LS381183850
Brand/Manufacturer	Online Supply
Cooling BTU	48,000
Heating BTU	48,000
Refrigerant	R410A or R22
Electrical	208 / 230 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	74
Weight (in lbs)	48.000000
Feature	Spec
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	Plastic / PVC
Furnace Efficiency / AFUE	92%
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.
Product Features	Rebate Available
Energy Star	Yes
SEER1 (Efficiency)	16
Condenser Stages	Single Stage
Compressor Type	Scroll
Liquid Valve Size	3/8"
Suction Valve Size	7/8"
Max Breaker Size	45 amps
Min. Breaker Size	26.4 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

What does the 92% AFUE furnace rating actually mean for my heating bills? +

AFUE measures how much fuel converts to heat; 92% means only 8% escapes as waste. Replacing an 80% AFUE unit typically saves 12-15% on heating costs annually. Over 15 years, savings often exceed 1,500 dollars, though results vary by climate, insulation, and usage patterns in your home.

Can I use this system with my existing ductwork from an older unit? +

Usually yes. The upflow/downflow flexibility and 1,600 CFM maximum airflow suit most residential ducts. However, undersized or poorly sealed ducts limit efficiency gains. Have a contractor evaluate your duct system before installation to confirm compatibility and identify any sealing needs.

How does 16 SEER2 cooling performance compare to the advertised 14 SEER rating? +

SEER2 uses updated test standards that are 10-15% stricter than the older SEER metric. A 16 SEER2 unit typically matches or exceeds old 18-19 SEER ratings. This translates to measurably cooler summers and lower AC electricity use in most climates year-round.

Is single-stage operation a weakness compared to two-stage or modulating systems? +

Single-stage runs at full capacity until temperature targets are met, then shuts off completely. Two-stage systems run at partial load most of the time, offering smoother temperature control and lower cycling noise. For mild climates and moderate comfort requirements, single-stage works fine; extreme climates benefit from higher-tier units.

What does the 10-year warranty cover if something fails? +

It covers compressor, coils, and internal components against defects. Typically does not cover labor, refrigerant recharge, or damage from improper installation. Always hire a licensed contractor and register immediately after installation to activate full coverage and avoid disputes.

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