Independent Review · Updated June 2026

5 Ton 15 SEER 96% AFUE 120,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal

High-efficiency horizontal furnace-AC combo with strong cooling, competitive pricing

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
5 Ton 15 SEER 96% AFUE 120,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal
Current Price
$3136
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This Goodman system is ideal for homeowners replacing older equipment in homes with basement or attic space constraints where horizontal orientation is required. At $3,136, it delivers solid heating and cooling performance with excellent efficiency ratings, making it a smart choice for budget-conscious buyers who don't want to sacrifice capability.

Review

The Goodman 5-ton horizontal furnace-air conditioner combo represents a practical middle-ground solution for homeowners facing equipment replacement. Priced at $3,136, this system delivers both heating and cooling in a single package, reducing installation complexity compared to split-system approaches. Its horizontal orientation makes it particularly attractive for homes with limited vertical space, such as crawlspaces or attics. Goodman's presence as a trusted contractor favorite means parts availability and service support remain strong across most regions.

Efficiency is this system's strongest selling point. The 96% AFUE furnace performs exceptionally well for heating, while the 16 SEER1 air conditioner handles 60,000 BTU of cooling across 5 tons of capacity. The dual-stage compressor and two-stage heating allow the system to dial back capacity during mild weather, reducing energy consumption and operating costs. A variable-speed ECM blower motor manages airflow up to 2000 CFM, adapting to actual household demand rather than running constantly at maximum speed, which translates to lower electricity usage and quieter operation during light-load periods.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency means superior heating performance and lower winter utility bills compared to standard 80-85% systems
  • 16 SEER1 cooling rating provides above-average AC efficiency, particularly valuable in warm climates running longer seasons
  • Variable-speed ECM blower motor automatically adjusts airflow from 0-2000 CFM, reducing noise and energy waste versus single-speed alternatives
  • Two-stage heating and cooling allows the system to modulate capacity, improving comfort and efficiency during partial-load operation
  • PVC exhaust compatibility simplifies venting in tight installations where traditional metal flue isn't feasible
  • 10-year parts warranty with online registration covers major components, protecting your investment

Cons

  • SEER1 16 lags behind premium-tier units reaching 18-20, so efficiency gains over mid-range competitors are modest
  • 75 dB noise level is noticeable during operation, particularly during high-stage cooling, which may be objectionable in quiet bedrooms
  • Horizontal configuration limits flexibility if future system upgrades require different orientation in the same space
  • Requires 208/230V single-phase power, so homes with different electrical configurations need consulting before purchase

Who Should Buy

Best For

Homeowners replacing 10-15 year old furnace-AC combos in homes with horizontal equipment constraints, especially those prioritizing heating efficiency in cold climates. Contractors seeking reliable mid-tier systems for customer installations where budget matters but performance cannot be overlooked.

Consider Alternatives If

Buyers in ultra-quiet zones, those wanting cutting-edge 18+ SEER cooling efficiency, or homes requiring vertical/upflow configuration should explore alternative models.

5 Ton 15 SEER 96% AFUE 120,000 BTU Goodman Gas Fur
$3136
Buy at HVACDirect →

Installation

This horizontal unit requires adequate return and supply ductwork connections, plus proper clearance for the 38.25-inch height and 35.5-inch width footprint. PVC exhaust venting simplifies installations where traditional metal flues are impractical. Electrical requirements demand 208/230V single-phase 60 Hz service with a breaker sized between 37.2-60 amps, so verify existing panel capacity before scheduling installation. Professional commissioning ensures proper refrigerant charge and airflow calibration.

Warranty & Reliability

Goodman backs this system with a 10-year parts warranty when you register online after installation, a solid middle-tier commitment covering compressor, heat exchanger, and blower components. Labor and refrigerant typically carry shorter 1-5 year limits depending on your service provider's terms. Registration is free and takes minutes, so don't overlook this step to activate full coverage.

Specifications

SKUDSXC160601
Brand/ManufacturerGoodman
Cooling BTU60,000
Heating BTU120,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)75
Weight (in lbs)301.000000
FeatureSpec
AHRI Certificate Number7368845
Airflow DirectionDownflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE96%
Blower MotorVariable Speed - ECM
Maximum CFM2000
ConfigurationHorizontal
Energy StarYes
Burner StagesTwo
Fuel TypePropane, Natural Gas
Height38.25"
Width35.5"
Depth35.5"
ResourcesGoodman Specifications 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.
Liquid Line3/8"
Suction Line7/8"
Tonnage5 Ton
StyleA-Coil
SEER1 (Efficiency)16
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size60 amps
Min. Breaker Size37.2 amps
Valve TypeSweat

Frequently Asked Questions

What's the real-world heating output of this furnace? +
The 120,000 BTU input rating means the furnace can heat homes up to roughly 3,500-4,500 square feet depending on climate, insulation, and window efficiency. Two-stage burners allow it to run at roughly 50% capacity during mild weather, preserving efficiency on shoulder season days.
Can I install this in my attic if my current space is tight? +
Yes, the horizontal design is built for attic and crawlspace placement. Verify you have at least 38 inches of vertical clearance and 35.5 inches of width. Ensure proper ductwork supports and vibration isolation pads are installed to minimize noise transmission to occupied spaces below.
How does 16 SEER1 cooling compare to newer air conditioners? +
16 SEER1 ranks above average but trails premium systems hitting 18-21 SEER2. In a hot climate running 8-10 months annually, a 16 SEER unit costs roughly $400-600 more per year to operate than a 20 SEER equivalent, but costs less upfront.
Is Goodman a reliable brand compared to Lennox or Carrier? +
Goodman earned its reputation through volume and parts availability rather than cutting-edge innovation. Failure rates and longevity are comparable to Carrier and Lennox mid-tier lines. Contractor support is excellent due to widespread distribution and straightforward service requirements.
Does online registration really protect my warranty? +
Yes, registration is mandatory to activate the full 10-year coverage. Without it, most manufacturers default to 5-year limited protection. Complete registration immediately after installation to avoid disputes if a component fails within the first decade.

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