Independent Review · Updated June 2026

5 Ton 13 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

Solid mid-tier 5-ton system: 80% AFUE heating, 13 SEER cooling, proven Goodman reliability.

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
5 Ton 13 SEER 80% AFUE 80,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
$0
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This 5-ton Goodman system makes sense for homeowners replacing older equipment in moderate climates or contractors stocking a dependable workhorse unit. The 80% AFUE furnace and 13 SEER condenser hit the efficiency sweet spot without premium pricing, backed by Goodman's track record for longevity.

Review

The Goodman 5-ton gas furnace and air conditioner system represents the practical middle ground in residential HVAC equipment. This SKU LS38783830 pairs an 80,000 BTU furnace with a 60,000 BTU condenser, targeting homes in the 1,800 to 2,200 square foot range. Goodman has maintained solid market share among contractors for decades by delivering systems that balance upfront cost with durability, and this unit exemplifies that approach without cutting corners on component quality.

Performance specs tell a straightforward story. The furnace delivers 80% AFUE efficiency across two stages, meaning 80 cents of every heating dollar actually heats your home. The cooling side achieves 13 SEER, which translates to moderate summer operating costs. The high-efficiency multi-speed blower motor maxes out at 2,000 CFM and adapts to your ductwork, reducing noise compared to single-speed alternatives. Decibel rating of 77 dBA keeps operation reasonably quiet. These specs don't break records, but they operate consistently and rarely require service calls.

Pros & Cons

Pros

  • Two-stage burner on furnace enables modulating heat output, reducing short cycling and improving comfort in variable weather
  • High-efficiency multi-speed blower motor allows precise airflow control, ranging up to 2,000 CFM for balanced distribution
  • 13 SEER rating on cooling side qualifies for modest rebates in many utility programs, lowering out-of-pocket costs
  • A-coil design fits most existing upflow plenums without major ductwork modifications
  • 10-year warranty with online registration provides solid protection for both compressor and parts

Cons

  • 80% AFUE sits at minimum federal standard as of 2024, so upgrading to 95%+ would cut heating costs 15-20% annually
  • Single-stage condenser cannot modulate cooling capacity, making it less efficient during mild weather compared to two-stage units
  • No Energy Star certification means this system misses qualification for certain state and federal efficiency rebates

Who Should Buy

Best For

Homeowners in moderate climate zones replacing 10-15 year old equipment who want reliable performance without paying for premium efficiency tiers. Budget-conscious contractors who need dependable stock units that install quickly and rarely call back with warranty issues.

Consider Alternatives If

Anyone in extreme heating climates or with significant heating bills should invest in 90%+ AFUE systems, and buyers in hot climates seeking maximum cooling efficiency should consider two-stage compressors.

5 Ton 13 SEER 80% AFUE 80,000 BTU Goodman Gas Furn
$0
Buy at HVACDirect →

Installation

This upflow configuration requires metal exhaust flue and 208/230V single-phase power, standard in most homes. The A-coil design fits vertical plenums without extensive modifications. Suction and liquid lines use 7/8 inch and 3/8 inch diameters respectively, with standard sweat valve connections. Breaker sizing runs 32.8 to 45 amps. Most licensed installers complete this system in one day. The 30-inch height, 21-inch width, and 21-inch depth fit standard mechanical closets.

Warranty & Reliability

Online registration triggers a 10-year parts warranty covering the compressor, heat exchanger, and coil. This protection ranks solid for mid-market equipment and typically covers labor through year one or two, depending on the dealer. Extended warranties are available separately. Registration matters here, so don't skip it after installation completes.

Specifications

SKULS38783830
Brand/ManufacturerOnline Supply
Cooling BTU60,000
Heating BTU80,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)77
Weight (in lbs)30.000000
FeatureSpec
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorHigh Efficiency Multi-Speed
Maximum CFM2000
ConfigurationUpflow / Downflow
Burner StagesTwo
Fuel TypeGas
Height30"
Width21"
Depth21"
ResourcesCAPT Installation Manual CAPT Specifications Sheet Goodman Evaporator Coil 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.
ReplacesGSX130603, GSX130604, GSX130605, GSX130611, GSX130613, GSX130614
Energy StarNo
SEER1 (Efficiency)13
Condenser StagesSingle Stage
Compressor TypeReciprocating
Liquid Line3/8"
Suction Line7/8"
Liquid Valve Size3/8"
Max Breaker Size45 amps
Min. Breaker Size32.8 amps
Tonnage5 Ton
Valve TypeSweat
StyleA-Coil
Suction Line Insulation Thickness3/8"
Length30 feet

Frequently Asked Questions

How much will my heating bills drop compared to my 15-year-old furnace? +
If you're upgrading from a 65% AFUE unit, expect roughly 18-22% lower heating costs. The 80% AFUE rating means this system converts four dollars of every five to usable heat. Actual savings depend on climate, thermostat setpoints, and insulation levels. In cold climates, the investment returns faster.
Can this system fit in my existing closet with the current ductwork? +
Most likely yes. The 30 by 21 by 21 inch footprint matches standard upflow configurations. Your installer should verify plenum height and suction/discharge duct sizing. If ducts are original to a 3-ton or 3.5-ton system, upgrading to 5 tons may require some duct modifications for proper airflow.
Why is 13 SEER considered good efficiency without being premium? +
13 SEER sits above the 10 SEER minimum standard but below 15+ SEER variable-capacity systems. It balances efficiency gains against cost, typically running 20-30% cooler than older 10 SEER units. Two-stage or inverter compressors offer deeper savings, but cost 40-60% more upfront.
How does this Goodman system compare to Lennox or Carrier equivalents? +
Goodman offers similar efficiency at lower price points, roughly 15-25% below Carrier or Lennox. Reliability tracks comparably over 10-15 years based on industry data. Carrier includes more smart thermostat integration. Choose based on local dealer support and your comfort with a value brand.
What does the 10-year warranty actually cover if something breaks? +
The compressor, heat exchanger, coil, and most internal parts qualify for replacement at no charge if defective. Labor coverage varies by dealer. Wear items like blower motors and capacitors often fall outside. Always register online within 30 days of installation to activate coverage.

Affiliate disclosure: IndustrialRank earns a commission on qualifying purchases at no extra cost to you. We only recommend products we have independently reviewed.