Independent Review · Updated June 2026

Goodman 3.5 Ton 14 SEER 96% 80,000 BTU Furnace & AC System - R410A Upflow

High-efficiency 3.5-ton split system with 96% furnace and 16 SEER cooling.

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
Goodman 3.5 Ton 14 SEER 96% 80,000 BTU Furnace & AC System - R410A Upflow
Current Price
$0
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This system delivers excellent heating and cooling efficiency for homeowners in moderate climates seeking reliable performance without premium pricing. It's ideal for those upgrading from older equipment and wanting Energy Star certification with straightforward installation.

Review

The Goodman 3.5-ton split system pairs a 96% AFUE furnace with a 16 SEER1 air conditioner, hitting the sweet spot for budget-conscious homeowners pursuing efficiency. This A-coil upflow configuration fits standard closet installations and works seamlessly with existing ductwork. Goodman's reputation for dependable equipment resonates with contractors and DIY installers who value straightforward construction over boutique features. The Energy Star certification signals real performance, not marketing hype.

Heating output reaches 42,000 BTU with single-stage gas ignition, while cooling matches at 42,000 BTU through a scroll compressor. The 96% furnace efficiency translates to lower winter utility bills compared to 80-90% units, easily recouping upgrade costs. A multi-speed blower motor adapts to ductwork friction, delivering up to 2000 CFM without wasting energy. R410A refrigerant meets current EPA standards, and the system handles 208/230V single-phase power typical in residential settings.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency reduces heating costs significantly compared to 80-90% units
  • 16 SEER1 cooling efficiency qualifies for most utility rebates and tax incentives
  • Multi-speed blower motor optimizes comfort and airflow across 2000 CFM capacity
  • Scroll compressor technology provides reliable operation with minimal maintenance
  • PVC exhaust compatibility simplifies venting in retrofit applications
  • Energy Star certified, reducing environmental impact and operating expenses

Cons

  • Single-stage compressor and burner limit part-load efficiency in variable-demand situations
  • 73 dB noise level runs louder than premium variable-stage competitors during operation
  • Limited to 208/230V single-phase, excluding 3-phase commercial applications

Who Should Buy

Best For

Homeowners in areas with balanced heating and cooling seasons who prioritize efficiency upgrades and want rebate eligibility. Contractors installing multiple units where reliability and straightforward diagnostics matter more than cutting-edge features.

Consider Alternatives If

Buyers in extreme climates needing variable-capacity systems, those requiring 3-phase power, or homeowners willing to spend more for whisper-quiet operation.

Goodman 3.5 Ton 14 SEER 96% 80,000 BTU Furnace & A
$0
Buy at HVACDirect →

Installation

Setup requires 208/230V single-phase power with breaker sizing between 22.4 and 35 amps. The upflow A-coil fits tight vertical spaces at 36 inches tall, 29 inches wide and deep. Liquid lines need 3/8-inch connections while suction lines require 1 1/8-inch diameter with 1/2-inch insulation. PVC exhaust venting on the right flue location works in most retrofit scenarios. Standard installation takes 6-8 hours for experienced technicians.

Warranty & Reliability

Goodman backs the system with 10 years of parts and labor coverage upon online registration. Registration is straightforward and critical, as many claims are denied without proof of enrollment. The warranty covers compressor, heat exchanger, and major components, excluding filters and wear items. This duration matches competitors at the same price point and provides solid protection against defects.

Specifications

SKULS381183850
Brand/ManufacturerOnline Supply
Cooling BTU42,000
Heating BTU42,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)73
Weight (in lbs)48.000000
FeatureSpec
ConfigurationUpflow/Horizontal
Liquid Line3/8"
Suction Line1 1/8"
Tonnage3.5 Ton
StyleA-Coil
Height36"
Width29"
Depth29"
ResourcesGoodman Specifications Goodman Customer Brochure Goodman Installation Instructions Goodman Kit Instructions Goodman Parts Manual Goodman Service Manual Goodman 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.
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Furnace Efficiency / AFUE96%
Blower MotorMulti Speed
Maximum CFM2000
Flue LocationRight
Burner StagesSingle
Fuel TypeGas
Product FeaturesRebate Available
Energy StarYes
SEER1 (Efficiency)16
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size7/8"
Max Breaker Size35 amps
Min. Breaker Size22.4 amps
Valve TypeSweat
Suction Line Insulation Thickness1/2"
Length50 feet

Frequently Asked Questions

What does 16 SEER1 efficiency actually mean for my electric bill? +
SEER1 measures cooling efficiency; higher numbers mean lower energy consumption. A 16 SEER1 system uses roughly 25% less electricity than a 10 SEER1 unit for identical cooling output. Homeowners typically save $300-600 annually in air conditioning costs depending on climate and usage patterns.
Can this system work with my existing ductwork? +
Yes, the A-coil upflow design accommodates standard residential ducts. The 2000 CFM blower adapts through multi-speed operation. Have a technician verify duct sizing and seal any leaks, as poor ductwork undermines efficiency gains. Oversized or undersized ducts can reduce actual SEER performance.
How does 96% furnace efficiency compare to my 15-year-old system? +
Older furnaces typically run 78-85% AFUE. Your 96% unit converts nearly all gas fuel to usable heat, losing only 4%. Over 20 heating seasons in cold climates, this efficiency gain alone can save $8,000-12,000 in fuel costs, making the upgrade economically sound.
Is a scroll compressor better than reciprocating for reliability? +
Scroll compressors have fewer moving parts, run quieter, and typically last longer. They're standard on mid-tier equipment like Goodman. Reciprocating designs are cheaper but generate more noise and vibration. For residential use, scroll technology offers better long-term reliability.
What happens if I don't register the warranty online? +
Warranty coverage becomes invalid. Goodman requires registration within 30 days of installation. Save your receipt and keep documentation. Registration is free and takes five minutes online, protecting your 10-year investment.

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