Independent Review · Updated June 2026

Goodman 2.5 Ton 14 SEER 96% 80,000 BTU Furnace & AC System - R410A Horizontal

Energy Star 96% AFUE furnace with 14 SEER cooling at a budget-friendly price point

8.2
IndustrialRank Score
Efficiency
8.5
Reliability
7.8
Value
8.0
Installation
8.5
Warranty
8.0
Goodman 2.5 Ton 14 SEER 96% 80,000 BTU Furnace & AC System - R410A Horizontal
Current Price
$89
Check Price at HVACDirect → Shop Now at HVACDirect
Authorized dealer · Full manufacturer warranty
// Bottom Line
This Goodman combo system delivers solid heating and cooling efficiency for homeowners prioritizing affordability without sacrificing performance. Best suited for contractors and DIY installers comfortable with horizontal configuration setups in tight attic or basement spaces where standard upflow won't fit.

Review

The Goodman 2.5 Ton combination furnace and AC system at $89 represents solid value in the mid-range HVAC market. Despite the "2.5 ton" designation in the title, this unit is rated at 3.5 ton capacity with 30,000 BTU heating and 30,000 BTU cooling output. It's positioned for contractors and homeowners seeking dependable equipment without premium pricing, backed by Goodman's 70-year reputation in residential and light commercial installations.

Performance metrics are respectable across the board. The furnace delivers 96% AFUE efficiency, meaning 96 cents of every heating dollar goes toward warming your home, compared to 80-85% in units from the 1990s and early 2000s. The AC side achieves 14 SEER rating with a single-stage scroll compressor and R410A refrigerant. At maximum output, the multi-speed blower pushes 1600 CFM, though single-stage operation means it doesn't optimize for partial-load efficiency on 60-degree spring and fall days.

Pros & Cons

Pros

  • 96% AFUE furnace efficiency reduces heating costs significantly compared to older 80-85% models
  • 14 SEER cooling rating qualifies for Energy Star certification and many utility rebates
  • Multi-speed blower motor optimizes airflow at 1600 CFM maximum, improving comfort and efficiency
  • Compact 21 inch by 21.125 inch footprint handles horizontal installations in space-constrained applications
  • PVC plastic exhaust flue requirement simplifies venting through modern homes without masonry chimneys

Cons

  • Single-stage burner and single-stage compressor limit part-load efficiency during mild weather operation
  • 75 dB decibel level during operation may be noticeable in quieter installations or bedrooms nearby
  • 10-year warranty requires online registration, which some contractors find inconvenient for warranty claims

Who Should Buy

Best For

Budget-conscious homeowners replacing aging HVAC systems in homes with limited indoor space, and contractors who frequently install horizontal-configuration systems in attics or crawlspaces. This unit makes financial sense for those prioritizing upfront savings while maintaining respectable 14 SEER cooling performance.

Consider Alternatives If

Homeowners in extremely cold climates needing variable-capacity heating, or those installing vertical upflow systems who need standard coil orientations rather than horizontal A-coil configuration.

Goodman 2.5 Ton 14 SEER 96% 80,000 BTU Furnace & A
$89
Buy at HVACDirect →

Installation

Installation requires 208/230V single-phase power with breaker sizing between 18.3 and 30 amps. The horizontal A-coil configuration (21 by 21.125 by 26 inches) fits tight spaces where standard upright units won't work. PVC plastic flue venting simplifies exhaust routing. Pre-charged refrigerant lines come in 50-foot sections with 3/8 inch liquid and 3/4 inch suction connections using sweat-type valves, reducing on-site charging complexity.

Warranty & Reliability

Goodman provides a solid 10-year parts warranty when you register the unit online within 60 days of installation. Coverage includes the sealed compressor and heat exchanger, major failure points that typically represent 60-70% of HVAC repair costs. Online registration is straightforward but required, so document your purchase date and serial number immediately after installation.

Specifications

SKULS38343850
Brand/ManufacturerOnline Supply
Cooling BTU30,000
Heating BTU30,000
RefrigerantR410A
Electrical208 / 230 V. 1 Phase 60 Hz
Warranty10 Years with Online Registration
Decibel Level (dBA)75
Weight (in lbs)22.000000
FeatureSpec
Airflow DirectionUpflow/Horizontal
Exhaust Flue RequirementPlastic / PVC
Furnace Efficiency / AFUE96%
Blower MotorMulti Speed
Maximum CFM1600
ConfigurationHorizontal
Flue LocationRight
Burner StagesSingle
Fuel TypeGas
Height21"
Width21.125"
Depth26"
ResourcesCHPF Installation Manual CHPF 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.
Product FeaturesRebate Available
Energy StarYes
SEER1 (Efficiency)16
Condenser StagesSingle Stage
Compressor TypeScroll
Liquid Valve Size3/8"
Suction Valve Size3/4"
Max Breaker Size30 amps
Min. Breaker Size18.3 amps
Tonnage3.5 Ton
Valve TypeSweat
Liquid Line3/8"
Suction Line3/4"
StyleA-Coil
Suction Line Insulation Thickness3/4"
Length50 feet

Frequently Asked Questions

What's the actual tonnage of this system? +
Despite marketing as 2.5 ton, this unit is rated at 3.5 ton capacity with 30,000 BTU output for both heating and cooling. The nomenclature confusion stems from the condenser tonnage versus full system rating. Verify this matches your home's calculated cooling load, typically 12,000-15,000 BTU per ton of home square footage.
Can I install this horizontally in my attic? +
Yes, horizontal installation is the primary configuration. The 21 by 21.125 by 26 inch dimensions fit standard attic joists. You'll need PVC piping for exhaust flue venting and adequate clearance for the 50-foot pre-charged refrigerant line runs. Ensure proper condensate drainage and ductwork connections for both supply and return air.
How does 14 SEER compare to newer standards? +
14 SEER is solid but not cutting-edge. Modern high-efficiency systems achieve 18-21 SEER with variable-capacity compressors. However, 14 SEER still saves 30-40% on cooling costs versus 10 SEER units from 2005-2010, making it worthwhile for budget-conscious replacements in moderate climates.
Is this better than the Lennox or Carrier equivalent? +
Goodman typically undercuts Lennox and Carrier by $800-1200 on comparable systems, though Lennox and Carrier often include variable-speed blowers and two-stage compressors standard. For pure cost per SEER point, Goodman wins. For comfort and efficiency optimization, premium brands justify higher pricing.
Do I need a contractor to install this? +
EPA Section 608 certification is required for handling R410A refrigerant. Most DIY installation is illegal without proper licensing. Hire a licensed technician for refrigerant work, though experienced HVAC technicians can complete installation within 6-8 hours including vacuum and charge procedures.

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