Independent Review · Updated June 2026

5 Ton 16 SEER 97% AFUE 120,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

High-efficiency gas furnace with modulating burner and variable-speed blower for precise comfort.

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
5 Ton 16 SEER 97% AFUE 120,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
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// Bottom Line
This unit suits homeowners in moderate climates who need reliable heating without premium pricing, and contractors installing complete systems where PVC venting is available. The 97% AFUE and modulating burner deliver solid fuel savings, though it lacks Energy Star certification that premium competitors offer.

Review

The Goodman 5-ton gas furnace and air conditioner system occupies the sweet spot between budget equipment and premium brands. This upflow configuration suits homes where basement or crawlspace installation works with existing ductwork. Goodman's reputation for reliability appeals to contractors and homeowners tired of mystery brands. The unit ships with rebate eligibility, making the already reasonable entry price even more attractive. SKU CAPT4961D4 is built for straightforward installations where contractors need solid performance without luxury features.

Real-world efficiency speaks louder than marketing claims. The 97% AFUE rating means 97 cents of every gas dollar converts to usable heat, with only 3% lost up the flue. Its modulating burner ramps output smoothly rather than cycling on and off, reducing temperature swings and fuel waste. The variable-speed ECM blower automatically adjusts airflow to match heating or cooling demand, cutting electricity usage significantly. Cooling capacity reaches 57,000 BTU through a two-stage scroll compressor running R410A refrigerant at 18 SEER1, translating to reasonable summer utility bills without premium pricing.

Pros & Cons

Pros

  • 97% AFUE furnace efficiency with modulating burner stages for precise heat delivery and lower gas bills
  • Variable-speed ECM blower motor reduces electricity consumption compared to single-speed alternatives
  • 5-ton capacity with 57,000 BTU cooling covers most single-family homes efficiently
  • Two-stage condenser and R410A refrigerant support the 18 SEER1 cooling rating
  • PVC/plastic flue venting simplifies installation in homes without masonry chimneys

Cons

  • Not Energy Star certified, meaning it meets baseline efficiency but not premium tier standards
  • 74 dB noise level is moderately loud during operation, notably higher than premium models
  • Requires 208/230V single-phase power, limiting installation in some older homes with different electrical service

Who Should Buy

Best For

Homeowners replacing aging furnaces who want reliable performance and better efficiency without paying for premium features. Contractors building complete systems where budget constraints matter and PVC venting is practical for the installation.

Consider Alternatives If

Buyers seeking Energy Star certification, ultra-quiet operation below 70 dB, or needing 115V compatibility for specific installations.

5 Ton 16 SEER 97% AFUE 120,000 BTU Goodman Gas Fur
$0
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Installation

Installation requires 208/230V single-phase 60 Hz power with breaker sizing between 36.7 and 60 amps. The unit's 76-pound weight and 30-inch height fit standard equipment closets and basements. PVC venting simplifies routing compared to masonry chimney requirements, though proper pitch and condensate drainage remain critical. Upflow configuration with 7/8-inch suction and 3/8-inch liquid lines integrate smoothly with typical residential ductwork and refrigerant sizing.

Warranty & Reliability

Goodman backs this system with 10 years of coverage when you register online, a reasonable protection span for residential use. The warranty covers compressor, parts, and labor through registered dealers, though specifics vary by retailer. Registration takes minutes through Goodman's website and is essential, as default coverage is shorter without it. This warranty positions the unit competitively against mid-range competitors but trails premium brands offering 12 to 15 year coverage.

Specifications

SKUCAPT4961D4
Brand/ManufacturerGoodman
Cooling BTU57,000
Heating BTU120,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)74
Weight (in lbs)76.000000
FeatureSpec
AHRI Certificate Number7424268
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Product FeaturesRebate Available
Furnace Efficiency / AFUE97%
Blower MotorVariable Speed - ECM
Maximum CFM2000
ConfigurationUpflow / Downflow
Flue LocationRight
Energy StarNo
Burner StagesModulating
Fuel TypePropane, Natural Gas
Height30"
Width24.5"
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.
SEER1 (Efficiency)18
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size60 amps
Min. Breaker Size36.7 amps
Tonnage5 Ton
Valve TypeSweat
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil

Frequently Asked Questions

What does 97% AFUE actually save compared to older furnaces? +
A 20-year-old furnace runs around 78% AFUE. On 120,000 BTU annual heating load, upgrading saves roughly 20% of heating fuel costs yearly. With natural gas averaging $12 per million BTU, annual savings reach $250 to $400 depending on climate and usage patterns.
Can this unit work with my home's existing ductwork? +
Yes, the 5-ton capacity and 2,000 CFM maximum airflow fit homes with properly sized trunk-and-branch ducts. Upflow configuration works with basements, crawlspaces, and attics. Have a contractor verify your ductwork static pressure and sizing, since undersized ducts reduce efficiency regardless of equipment quality.
How much quieter is the variable-speed blower versus standard models? +
The ECM blower at full capacity produces 74 dB, comparable to normal conversation. On partial load during mild weather, it ramps down and operates noticeably quieter. Single-speed blowers run at full power constantly, producing steady 76 to 80 dB noise throughout the heating season.
Is 18 SEER1 cooling efficiency competitive for a 5-ton unit? +
Yes, 18 SEER1 is solid mid-range performance. Premium units reach 20 to 22 SEER1 but cost significantly more. This unit balances cooling efficiency with heating capability, making it practical for mixed climates where both seasons matter equally.
What happens if I skip online registration for the warranty? +
Goodman's default warranty drops substantially without registration. You lose years of coverage and complications arise proving purchase date to claim repairs. Spend five minutes registering online immediately after installation to secure the full 10-year protection.

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