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

// Bottom Line

This Goodman combo system delivers solid efficiency without premium pricing, making it ideal for homeowners replacing aging equipment in moderate climates. The 92% AFUE furnace and 16 SEER condenser handle heating and cooling duties capably, though it lacks the multi-stage precision of higher-end models.

Review

The Goodman 4 Ton combo system represents mainstream HVAC equipment aimed at value-conscious homeowners and contractors managing replacement jobs on budget. Combining a 100,000 BTU furnace with 48,000 BTU cooling capacity, this downflow A-coil configuration fits typical residential installations. Energy Star certification and Goodman's solid reputation in the mid-market segment make this a sensible choice for those prioritizing reliability over cutting-edge features.

Performance specs show 92% AFUE heating efficiency and 16 SEER1 cooling efficiency, both respectable metrics for this price tier. The scroll compressor and single-stage design keep moving parts minimal, supporting long equipment life. Multi-speed blower operation reaching 2000 CFM maximum lets contractors and homeowners balance comfort with runtime flexibility. The 115V single-phase electrical requirement and 26.4 to 45-amp breaker range suit standard residential panel capacity without upgrades.

Pros & Cons

Pros

16 SEER1 cooling efficiency exceeds the stated 14 SEER spec, reducing summer electricity costs
92% AFUE furnace heating with single-stage burner provides consistent warmth and reliability
Multi-speed blower motor allows flexible airflow control across 2000 CFM maximum capacity
Scroll compressor technology is proven durable with minimal maintenance requirements
10-year warranty with online registration offers reasonable coverage for the price point
Plastic PVC exhaust flue reduces installation complexity and material costs

Cons

Single-stage compressor cannot modulate cooling capacity, leading to less precise temperature control
Single-stage burner means heating runs at full output or not at all, reducing efficiency in mild weather
74 dB noise level is acceptable but louder than variable-capacity competitors, noticeable during operation
Spec discrepancy lists both 4-ton and 5-ton ratings, creating confusion about actual cooling capacity
No smart thermostat integration or advanced diagnostics mentioned in specifications

Who Should Buy

Best For

Homeowners in moderate climates needing straightforward furnace and AC replacement without budget for premium systems. This unit works well for split-personality climates where heating and cooling demands don't overlap heavily.

Consider Alternatives If

Anyone in extreme climates, seeking maximum efficiency, or wanting variable-capacity staging should look at two-stage or modulating alternatives from competitors like Lennox or Carrier.

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

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Installation

Installation complexity sits at moderate level. The downflow/horizontal configuration requires ducting below floor level or in attics, positioning the 48-pound unit appropriately. Sweat-valve connections with 3/8-inch liquid line and 7/8-inch suction line demand competent brazing skills. Plastic PVC flue venting simplifies exhaust routing compared to metal chimneys. Standard refrigerant lines come pre-charged to 50 feet, reducing field work.

Warranty & Reliability

Goodman backs this system with 10 years of parts coverage upon online registration, a solid middle-ground warranty that exceeds budget competitors but falls short of premium brands offering 15-20 years. Registration is required to activate coverage, so homeowners must complete this step at purchase. The warranty does not appear to include labor, meaning service calls carry separate costs.

Specifications

SKU	LS381183850
Brand/Manufacturer	Online Supply
Cooling BTU	48,000
Heating BTU	100,000
Refrigerant	R410A or R22
Electrical	115 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	74
Weight (in lbs)	48.000000
Feature	Spec
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
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.
Airflow Direction	Downflow/Horizontal
Exhaust Flue Requirement	Plastic / PVC
Furnace Efficiency / AFUE	92%
Blower Motor	Multi Speed
Maximum CFM	2000
Configuration	Upflow / Downflow
Flue Location	Right
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

Why does the spec sheet list both 4-ton and 5-ton ratings? +

The product title states 4 ton, but specs show 5-ton tonnage, likely a data entry error at the supplier level. Confirm actual cooling capacity (4 or 5 tons) with the seller before purchase, as this significantly impacts whether the unit properly serves your home's square footage.

Can this furnace run on existing R22 refrigerant, or must I upgrade to R410A? +

Specs note R410A or R22 compatibility, but Goodman's condenser pairing typically requires R410A. Contact the manufacturer or your installer before purchasing if you have existing R22 systems. Mixing refrigerant types creates performance and safety issues.

How does 16 SEER1 compare to the advertised 14 SEER rating? +

The actual SEER1 spec of 16 beats the 14 SEER claim in the title, offering better cooling efficiency than advertised. This is a positive surprise, though SEER1 ratings differ slightly from older SEER measurements, so direct comparisons require careful attention to which standard applies.

Is single-stage heating and cooling adequate for my climate? +

Single-stage equipment works well in moderate climates with distinct seasons but struggles in regions with extended mild-weather periods. Variable-capacity competitors modulate output, cutting runtime and energy waste. If your area sees many 50-70 degree days, consider two-stage alternatives.

What does the 10-year warranty actually cover? +

Standard parts coverage for 10 years upon online registration, typically excluding wear items like capacitors and labor. Verify coverage details with your installer or Goodman's website, as exclusions vary by model and region.

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