Independent Review · Updated June 2026

4 Ton 16 SEER 80% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow

Solid mid-tier efficiency for budget-conscious homeowners needing reliable heating and cooling.

7.8
IndustrialRank Score
Efficiency
7.9
Reliability
8.1
Value
8.2
Installation
8.0
Warranty
7.9
4 Ton 16 SEER 80% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow
Current Price
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// Bottom Line
This Goodman system works best for homeowners in moderate climates who want respectable efficiency without premium pricing. The 16 SEER cooling and 80% AFUE heating deliver solid performance for mixed-use homes, though it won't compete with high-efficiency models in extreme weather regions.

Review

The Goodman 4-ton upflow system sits squarely in the mainstream HVAC market, offering practical balance between performance and cost. With 16 SEER cooling efficiency and 80% AFUE heating, this unit meets ENERGY STAR standards without the premium pricing of high-efficiency alternatives. The dual-stage scroll compressor and variable-speed blower represent solid engineering for residential applications, making this a popular choice for contractors working with price-conscious homeowners seeking reliable equipment.

Performance specs tell an important story here. The system delivers 47,000 BTU cooling capacity and 100,000 BTU heating output, adequate for mid-sized homes in moderate climates. The two-stage burner and condenser allow partial-load operation during spring and fall, reducing runtime and energy consumption. At 72 decibels, operation remains acceptably quiet, though not premium-silent. The R410A refrigerant and scroll compressor are industry-standard choices known for dependable multi-decade operation in typical residential duty cycles.

Pros & Cons

Pros

  • ENERGY STAR certified with 16 SEER cooling and 80% AFUE heating, balancing efficiency and affordability
  • Variable-speed blower motor with 2000 CFM maximum airflow ensures consistent comfort and lower operating noise at 72 dBA
  • Dual-stage heating and cooling allows the system to modulate capacity, reducing energy waste during mild weather
  • Compact footprint at 30 inches tall by 21 inches deep fits upflow or horizontal configurations in tight spaces
  • 10-year warranty with online registration provides solid protection against major component failure

Cons

  • 80% AFUE is increasingly outdated, with 95% AFUE models now standard in many regions and eligible for rebates
  • 16 SEER1 lags behind modern 18-20 SEER systems, meaning higher cooling costs in hot climates
  • Single-phase 208/230V electrical requirement limits some installation flexibility in older homes with different service

Who Should Buy

Best For

Homeowners in temperate climates replacing older systems who prioritize affordability and don't run heating or cooling year-round. This unit suits rental properties, modest homes under 2000 square feet, and budgets where initial cost matters more than long-term energy savings.

Consider Alternatives If

Anyone in extreme climates needing maximum efficiency, homes with high usage where ENERGY STAR rebates justify premium models, or contractors targeting customers who compare utility costs over 10-year ownership periods.

4 Ton 16 SEER 80% AFUE 100,000 BTU Goodman Gas Fur
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Installation

Installation requires metal exhaust flue piping and 208/230V single-phase electrical service at minimum 29.3 amps breaker, maximum 50 amps. Upflow/horizontal configuration provides flexibility for basement or attic placement. The 73-pound weight is manageable for two technicians. Sweat-type valve connections require soldering skills. Most competent HVAC installers complete this job in one working day.

Warranty & Reliability

Goodman backs this system with 10 years coverage on parts when you register online after installation. This is competitive mid-market protection, though not matching the extended warranties some premium brands offer. The warranty covers compressor failure, heat exchanger issues, and motor problems. Registration is straightforward and typically completed during commissioning.

Specifications

SKUCAPT4961C4
Brand/ManufacturerGoodman
Cooling BTU47,000
Heating BTU100,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)72
Weight (in lbs)73.000000
FeatureSpec
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementMetal
Furnace Efficiency / AFUE80%
Blower MotorVariable Speed
Maximum CFM2000
ConfigurationUpflow / Downflow
Burner StagesTwo
Fuel TypePropane, Natural Gas
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.
Energy StarYes
SEER1 (Efficiency)18
Condenser StagesTwo Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size50 amps
Min. Breaker Size29.3 amps
Tonnage5 Ton
Valve TypeSweat
Liquid Line3/8"
Suction Line7/8"
StyleA-Coil

Frequently Asked Questions

How does 16 SEER compare to modern air conditioners? +
16 SEER represents solid mid-tier cooling efficiency. Current market leaders offer 18-20 SEER, which cost 15-25% more but reduce cooling bills 10-15% annually in hot climates. For mild climates, the difference is negligible. Most homeowners recoup premium costs only after 8-12 years of operation.
Can this system fit in my basement with limited space? +
Yes. At 30 inches tall, 21 inches wide, and 21 inches deep, this unit fits most utility closets and basement corners. Confirm your space accommodates the 7/8 inch suction line and 3/8 inch liquid line routing, plus adequate return and supply ducting clearance for proper airflow.
Is 80% AFUE acceptable in 2024? +
80% AFUE is functional but increasingly outdated. Modern homes transition to 90-95% AFUE systems, many qualifying for energy rebates worth $500-1500. If you plan 15+ years ownership, higher efficiency typically pays for itself through lower heating bills, especially in cold regions.
How does this Goodman compare to Lennox or Carrier units? +
Goodman competes on price and reliability, not premium features. Lennox and Carrier typically offer quieter operation, extended warranties, and higher SEER ratings at 20-30% higher cost. Choose Goodman if budget is primary concern; pick premium brands if features and noise matter most.
What's covered under the 10-year warranty? +
Parts coverage includes compressor, motor, heat exchanger, and refrigerant circuit components. Labor is not covered. Some retailers add extended labor warranties separately. Review your specific documentation, as coverage details vary by seller and registration date.

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