Independent Review · Updated June 2026

2 Ton 16 SEER 80% AFUE 100,000 BTU Goodman Gas Furnace and Heat Pump System - Horizontal

High-efficiency dual-fuel system combining 16 SEER cooling with 80% AFUE heating

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
2 Ton 16 SEER 80% AFUE 100,000 BTU Goodman Gas Furnace and Heat Pump System - Horizontal
Current Price
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// Bottom Line
This Goodman system works best for homeowners in mixed climates who need dependable heating and cooling without premium pricing. The 16 SEER rating and two-stage operation deliver measurable energy savings, while the 100,000 BTU furnace handles cold winters effectively.

Review

The Goodman 2 Ton 16 SEER gas furnace and heat pump system occupies a practical middle ground in the residential HVAC market. Positioned as an accessible dual-fuel solution, this unit combines a two-stage condenser with a multi-stage gas furnace to serve homeowners across heating and cooling seasons. The Energy Star certification and rebate availability signal genuine efficiency improvements over baseline equipment, making this an appealing option for budget-conscious upgrades.

Performance numbers tell a solid story. The 24,000 BTU cooling capacity delivers 16 SEER efficiency, matching modern efficiency standards without reaching premium tiers. The furnace generates 100,000 BTU heating output at 80% AFUE, reasonable for non-condensing equipment. Variable-speed blower motor operation allows the system to modulate between two burner stages, reducing energy waste during partial-load conditions. At 72 dB, noise levels remain acceptable for residential installation, though not the quietest option available.

Pros & Cons

Pros

  • 16 SEER cooling efficiency reduces air conditioning costs significantly compared to baseline 13 SEER units
  • Two-stage compressor and condenser minimize short cycling, extending component lifespan
  • 80% AFUE furnace with variable-speed blower motor optimizes heating performance across different outdoor temperatures
  • Energy Star certified, qualifying buyers for utility rebates in many regions
  • Horizontal A-coil configuration fits tight installation spaces common in retrofit applications

Cons

  • 80% AFUE furnace is mid-range efficiency, not the 95%+ available in high-end condensing models
  • 3.5 ton cooling capacity mismatches the stated 2 ton rating, creating specification confusion
  • 72 dB noise level runs louder than some competing two-stage units during peak operation
  • Requires 120V single-phase power and 15.8 to 25 amp breaker, limiting some installation locations

Who Should Buy

Best For

Homeowners replacing aging furnace and air conditioner systems who want better efficiency without premium equipment costs. Contractors installing dual-fuel systems in homes where both heating and cooling are essential year-round.

Consider Alternatives If

Anyone prioritizing maximum heating efficiency should look at 95% AFUE condensing furnaces, and those in very hot climates may find standalone high-SEER heat pumps more economical than dual-fuel systems.

2 Ton 16 SEER 80% AFUE 100,000 BTU Goodman Gas Fur
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Installation

Installation suits horizontal and upflow configurations, with the A-coil design fitting standard attic and crawl space placements. Sweat connections use 3/8 inch liquid and 3/4 inch suction lines with pre-wrapped insulation, simplifying fieldwork. The 120V single-phase electrical requirement needs 15.8 to 25 amp breaker capacity, standard for most homes. Metal exhaust flue requirement ensures proper furnace venting compliance.

Warranty & Reliability

Goodman provides 10 years of parts coverage when you register the system online after installation. This duration exceeds industry minimum one-year coverage but trails extended warranties offered on premium brands. Online registration is straightforward but mandatory to activate full protection, so document serial numbers and installation date immediately.

Specifications

SKULS38343850
Brand/ManufacturerOnline Supply
Cooling BTU24,000
Heating BTU100,000
RefrigerantR410A
Electrical120 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)72
Weight (in lbs)22.000000
FeatureSpec
Product FeaturesRebate Available, Two Stage Condenser
Energy StarYes
SEER1 (Efficiency)16
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size3/4"
Max Breaker Size25 amps
Min. Breaker Size15.8 amps
Tonnage3.5 Ton
Valve TypeSweat
Height34.5"
Width21"
Depth28.75"
ResourcesGoodman Brochure Goodman Installation Instructions Goodman Parts Manual Goodman Service Manual Goodman Technical Information Goodman User Information Goodman Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 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.
ConfigurationUpflow/Horizontal
Liquid Line3/8"
Suction Line3/4"
StyleA-Coil
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorVariable Speed
Maximum CFM2000
Burner StagesTwo
Fuel TypePropane, Natural Gas
Suction Line Insulation Thickness3/4"
Length50 feet

Frequently Asked Questions

Why does the spec sheet show 2 ton cooling but 3.5 ton tonnage? +
This is a specification error on the listing. The actual unit appears to be 3.5 ton based on 24,000 BTU cooling capacity divided by 12,000 BTU per ton. Clarify tonnage with the seller before purchase to ensure proper system sizing for your home's load calculation.
Can this system work in cold climates, or is it heat pump only? +
The 100,000 BTU gas furnace provides backup heating, making it dual-fuel capable. The heat pump handles mild days efficiently, while the furnace kicks in during cold snaps. This setup works well in moderate to cold climates where pure heat pump solutions struggle below 30 degrees.
How much will I save on energy bills compared to my old 13 SEER unit? +
A 16 SEER unit uses roughly 20 percent less cooling energy than 13 SEER equipment over a typical cooling season. Actual savings depend on local electricity rates and thermostat settings, but expect 15 to 30 percent cooling cost reductions in hot climates with extended AC runtime.
Is this better than a single heat pump system for my area? +
Dual-fuel systems like this excel when winters require substantial heating. If your area gets below-freezing weather regularly, the gas furnace adds reliability and efficiency that standalone heat pumps cannot match. Pure heat pump systems work better in consistently mild climates.
What does the 10-year warranty actually cover after online registration? +
Parts coverage includes compressor, coil, and furnace components for 10 years from installation. Labor is not included. Registration is mandatory, so complete it immediately upon installation with your contractor to activate full protection.

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