80,000 BTU Furnace, 80% Efficiency, Single-Stage Burner, 1600 CFM Multi-Speed, Downflow, Low NOx Emission

Goodman GDS80804BX

SKU: GDS80804BX Category:


The Goodman GDS8 dedicated downflow (blows air into ducts located below it) gas furnaces features a patented aluminized steel tubular heat exchanger and high-efficiency hot surface ignition system. These furnaces are run-tested for heating or combination heating/cooling applications. With a heavy-gauge, reinforced, wrap-around insulated steel cabinet and durable baked enamel finish, these gas heaters can be installed in a utility room, closet, alcove, basement or attic. (Not intended for use in mobile homes.)


Operates as a natural gas furnace out of the box, and can be easily converted to a propane furnace with optional propane conversion kit (see Accessories tab).
Corrosion-resistant, aluminized-steel furnace tubular heat exchanger
Designed for dedicated downflow installations
Energy-saving, reliable furnace hot surface ignition system with patented adaptive learning algorithm to maximize igniter life
Aluminized furnace steel inshot burners
Energy-saving PSC, multi-speed, direct drive furnace blower motor
Heater has quiet, corrosion-resistant induced draft blower assembly
Integrated furnace control with diagnostics
Low voltage terminal blocks
Multiple flame roll-out switches, blower door safety switch, outlet air-limit switch and pressure switch for proof of combustion air
40VA transformer for heating and air conditioning control service
Combination redundant furnace gas valve and regulator
A rotating combustion air blower (Goodman GMS8) that provides the option of venting the furnace through the top, right-hand side or left-hand side
Completely assembled, factory run-tested furnace for heating or combination heating/cooling application
Specific Goodman furnace models comply with California NOx Standards (models that end in “X”)
Heavy-gauge, reinforced, fully insulated steel cabinet with durable baked-enamel finish
Attractive architectural gray paint finish
Foil-face insulation lines the furnaces’ heat exchanger compartment
Coil and furnace fit flush for easy installation
Convenient left or right connection for gas and electric service
This gas furnace has removable, solid-bottom block off


Need help? Ask An Expert
  • ConfigurationDownflow
  • BTU Range61,000 - 80,000 BTU's
  • Blower Cooling Capacity2.5 Tons, 3.0 Tons, 3.5 Tons, 4.0 Tons
  • Maximum Input BTU80000 BTU
  • Max BTU64000 BTU
  • Maximum CFM1824 @ 0.5
  • Efficiency80+%
  • Blower TypeMulti-Speed
  • Burner StagesSingle
  • Maximum Overcurrent Protection (Breaker)15 Amps
  • Fuel TypeGas
  • Gas TypeLP Capable (Kit Required) / Natural Gas
  • ENERGY STAR QualifiedNo
  • Vent Connection4 Inches
  • Supply Air Opening Size16 x 19.625 Inches
  • Flue Pipe Diameter4
  • Product Weight153 lbs
  • Shipping Weight153 lbs
  • Meets CSA StandardsYes
  • Meets Canadian OEE StandardsNo
  • California ApprovedYes
  • Width17.5 Inches
  • Depth28 Inches
  • Height34 Inches
  • Voltage120 Volts
  • Frequency60 Hz
  • Voltage Phase1

Product Reviews