Independent Review · Updated June 2026

5 Ton 14 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal

Solid 5-ton combo system at budget-friendly pricing with respectable 14 SEER cooling.

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
5 Ton 14 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Horizontal
Current Price
$2071
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This Goodman system makes sense for contractors and homeowners prioritizing upfront cost savings on replacement jobs in moderate climates. The 14 SEER rating and 80% AFUE efficiency strike a practical balance between affordability and operational performance, though it won't compete with premium 16+ SEER units.

Review

The Goodman 5-ton gas furnace and air conditioner system represents a pragmatic entry point for residential cooling and heating upgrades. At $2,071, it positions itself in the value segment without cutting critical corners on component quality. This horizontal configuration model addresses a specific installation need, making it the go-to option when vertical ducting simply won't work in tight spaces. Online Supply's offering here balances proven Goodman manufacturing with realistic pricing that appeals to both replacement contractors and homeowners facing budget constraints.

Performance metrics tell an honest story about where this unit stands. The 14 SEER cooling rating means it uses approximately 13 percent less electricity than baseline 12.2 SEER equipment for the same cooling output. The 80,000 BTU heating capacity and 80% AFUE puts it at mid-market efficiency, adequate for most regions but trailing newer 95% AFUE furnaces. The variable-speed blower motor and two-stage burner are genuine advantages, cycling partially to match actual demand rather than running full-blast constantly. Maximum 2,000 CFM airflow and 75 dBA noise level are acceptable, though premium units operate quieter.

Pros & Cons

Pros

  • 14 SEER cooling efficiency meets modern efficiency standards without premium pricing
  • Two-stage burner and variable-speed blower motor deliver better comfort and lower runtime costs
  • Horizontal configuration fits tight attic and basement spaces where vertical units won't work
  • Scroll compressor is proven reliable architecture with good serviceability track record
  • 10-year warranty with online registration covers both heating and cooling components

Cons

  • 80% AFUE is mid-range for furnaces, newer models reach 95% AFUE
  • Single-stage condenser limits part-load efficiency on mild days
  • 75 dBA noise level is noticeably louder than premium quiet-operation units
  • R22 refrigerant compatibility adds complexity if future service is needed

Who Should Buy

Best For

Budget-conscious homeowners replacing an older 10-ton system or contractors handling volume residential replacements in mild to moderate climates. This unit works especially well in homes where space constraints favor horizontal installation and upfront cost matters more than maximum efficiency gains.

Consider Alternatives If

Anyone seeking ENERGY STAR certification, extremely quiet operation, or peak efficiency should look at higher-tier models with 16+ SEER ratings and 95%+ AFUE.

5 Ton 14 SEER 80% AFUE 80,000 BTU Goodman Gas Furn
$2071
Buy at HVACDirect →

Installation

This horizontal unit requires metal exhaust flue, standard for gas furnaces. Electrical needs 208/230V single-phase 60Hz service with 32.8 to 50 amp breaker capacity. The A-coil design works with most existing ductwork configurations. Dimensions measure 24.5 inches high by 26 inches wide by 21.125 inches deep, fitting most attic installations. R410A or R22 refrigerant compatibility means existing copper lines work without replacement. Installation typically requires HVAC certification.

Warranty & Reliability

Online Supply includes a comprehensive 10-year parts and labor warranty upon registration. This covers compressor, heat exchanger, and coil failures, protecting your investment against manufacturing defects. The registration requirement is standard industry practice. Real-world reliability depends heavily on proper installation and annual maintenance.

Specifications

SKULS38783830
Brand/ManufacturerOnline Supply
Cooling BTU60,000
Heating BTU80,000
RefrigerantR410A or R22
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)75
Weight (in lbs)30.000000
FeatureSpec
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.
AHRI Certificate Number204633307
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorVariable Speed
Maximum CFM2000
ConfigurationHorizontal
Burner StagesTwo
Fuel TypePropane, Natural Gas
Height24.5"
Width26"
Depth21.125"
ResourcesCHPF Installation Manual CHPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Energy StarNo
SEER1 (Efficiency)14
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size50 amps
Min. Breaker Size32.8 amps
Tonnage5 Ton
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil
Suction Line Insulation Thickness3/8"
Length30 feet

Frequently Asked Questions

How does 14 SEER compare to newer air conditioners on the market? +
14 SEER meets 2023 minimum federal standards and saves roughly 13 percent energy versus 12.2 SEER baseline units. However, premium models now reach 16+ SEER ratings for additional savings. The difference compounds over 15 to 20 year equipment life. For moderate climates with 200-300 cooling hours annually, this difference may not justify higher upfront cost.
Can I install this myself if I have HVAC knowledge? +
No. EPA regulations require certified technicians to handle refrigerant, and gas furnace installation demands licensed professionals for safety inspection and permitting. Attempting DIY installation voids your warranty and creates serious safety liabilities with carbon monoxide risk.
Will the variable-speed blower actually reduce my electric bills? +
Yes, measurably. Variable-speed motors consume 75 percent less power during partial-load operation compared to fixed-speed alternatives. On shoulder seasons when you need moderate cooling or heating, this translates to 10 to 15 percent monthly utility reduction. Winter heating efficiency gain is particularly notable in two-stage operation.
Should I buy this or wait for a 16 SEER model? +
If your current system fails and you have a tight budget, this unit delivers solid value and recoups cost through efficiency over seven to ten years. If you can wait and allocate extra capital, 16 SEER models pay back faster in high-cooling climates. Compare local electricity rates and annual cooling hours to your situation.
What does the 10-year warranty actually cover? +
Parts and labor for manufacturing defects in compressor, heat exchanger, coils, and major components. It does not cover installation errors, lack of maintenance, or refrigerant leaks from physical damage. Always follow the installation manual and maintain annual service.

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