Independent Review · Updated June 2026

5 Ton 15 SEER 97% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Downflow

Premium efficiency split system combining 97% AFUE furnace with SEER 16 cooling

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
5 Ton 15 SEER 97% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Downflow
Current Price
$0
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// Bottom Line
This Goodman system excels for homeowners upgrading older equipment who want measurable energy savings without premium pricing. The 97% AFUE furnace and 16 SEER cooler make it ideal for moderate climates where both heating and cooling see regular use.

Review

The Goodman 5-ton split system pairs a 100,000 BTU furnace with variable-speed cooling in a downflow configuration suitable for basements and closeted installations. Positioned as a value-conscious upgrade, this unit bridges economy and premium segments by delivering genuine efficiency improvements without flagship pricing. Energy Star certification and Goodman's established market presence make it approachable for both DIY-curious homeowners and professional installers navigating budget constraints.

This system delivers impressive heating efficiency at 97% AFUE, meaning 97 cents of every dollar directly heats your home. The cooler achieves 16 SEER1 rating, exceeding the listed 15 SEER specification and providing roughly 6-8% better cooling efficiency than baseline equipment. Modulating burner stages and two-stage scroll compressor operation reduce energy consumption during partial-load conditions, the reality for most homes 70% of operating hours. The variable-speed blower adjusts from 0 to 2000 CFM, matching output to actual heating and cooling demand.

Pros & Cons

Pros

  • Modulating furnace burner maintains precise temperatures, reducing energy waste and improving comfort compared to single-stage units
  • 16 SEER cooling efficiency significantly outperforms 15 SEER baseline, saving approximately 6-8% annually on cooling costs
  • Variable-speed ECM blower motor adjusts airflow from 0 to 2000 CFM, optimizing both efficiency and noise levels
  • Two-stage scroll compressor provides quieter operation at 75 dBA and better part-load efficiency
  • PVC exhaust flue compatibility simplifies installation and reduces corrosion concerns versus metal venting

Cons

  • Cooling capacity lists 60,000 BTU, creating discrepancy with 5-ton designation, warranting clarification before purchase
  • 75 dBA noise level runs moderately loud during peak cooling cycles, noticeable to some homeowners
  • Requires 37.2 to 60 amp breaker sizing, demanding careful electrical assessment and possible panel upgrades

Who Should Buy

Best For

Homeowners replacing 10-15 year old equipment who prioritize energy savings and need both heating and cooling performance. Contractors seeking mid-tier systems that balance efficiency gains with competitive pricing work well here.

Consider Alternatives If

Those in extreme climates needing maximum capacity, buyers unable to handle electrical upgrades, or contractors wanting ultra-premium warranty tiers should explore alternatives.

5 Ton 15 SEER 97% AFUE 100,000 BTU Goodman Gas Fur
$0
Buy at HVACDirect →

Installation

This downflow unit requires 30 by 21 by 21 inch space and plastic PVC venting, simplifying ductwork modifications. Electrical demands fall between 37.2 and 60 amp breaker sizing, potentially necessitating panel evaluation and upgrade costs. Sweat valve connections (3/8 inch liquid, 7/8 inch suction lines) require competent refrigeration work or professional assistance. Installation complexity rates moderate for experienced technicians, higher for homeowners lacking HVAC experience.

Warranty & Reliability

Goodman provides 10 years parts coverage upon online registration, a respectable mid-tier commitment. This covers compressor, heat exchanger, and sealed components but excludes wear items and labor. Registration is mandatory, so delays void coverage. For a $0 system, this warranty stands as meaningful protection against catastrophic failures during the critical first decade.

Specifications

SKUCAPT4961C4
Brand/ManufacturerGoodman
Cooling BTU60,000
Heating BTU100,000
RefrigerantR410A
Electrical115 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)75
Weight (in lbs)73.000000
FeatureSpec
Energy StarYes
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
Tonnage5 Ton
Valve TypeSweat
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.
AHRI Certificate Number7424272
Airflow DirectionDownflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE97%
Blower MotorVariable Speed - ECM
Maximum CFM2000
ConfigurationUpflow / Downflow
Burner StagesModulating
Fuel TypePropane, Natural Gas
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil

Frequently Asked Questions

Why does the spec sheet list 60,000 BTU cooling for a 5-ton unit? +
A 5-ton system nominally handles 60,000 BTU/hour at peak cooling. The tonnage and BTU figures should align. Verify AHRI certificate 7424272 documentation before purchase to confirm actual capacity specifications and ensure sizing matches your home's cooling load requirements.
Will this system fit my basement installation? +
Yes, the downflow configuration works well for basements. Dimensions measure 30 inches tall by 21 by 21 inches wide and deep, fitting standard utility closets. Ensure 12-18 inches clearance above and around the unit for maintenance access and proper airflow distribution.
How much will my energy bills drop compared to a 13 SEER system? +
At 16 SEER versus 13 SEER cooling, expect approximately 18-20% cooling energy savings, translating to $200-400 annually depending on climate and usage. The 97% AFUE furnace saves similarly on heating, making total yearly HVAC savings substantial over the system's 15-20 year lifespan.
How does this compare to higher-priced Goodman or Lennox alternatives? +
This model sacrifices ultra-quiet operation, higher SEER ratings (18+), and extended warranties that premium units offer. However, at $0 listed price, the efficiency-to-cost ratio remains compelling for budget-conscious buyers who prioritize proven performance over cutting-edge features or brand prestige.
What does the 10-year warranty actually cover? +
Parts coverage includes compressor, heat exchanger, and sealed refrigeration components. Labor, ductwork, and electrical work are excluded. Online registration within 30 days of installation is mandatory. Contact Goodman for specific component limitations before purchase.

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