The Goodman GR9T801205DN gas furnace is designed for larger residential heating applications that require strong heating capacity and controlled airflow performance. This model combines a two-stage gas valve with a nine-speed ECM blower motor to deliver dependable heating and improved comfort.
The Goodman 120000 BTU gas furnace provides 120,000 BTU of heating input and approximately 96,000 BTU of heating output at its 80% AFUE efficiency rating. It is designed for larger homes where the heating requirement matches its capacity.Β
The Goodman 80 AFUE furnace uses a non-condensing design that requires metal flue venting. It converts approximately 80% of fuel energy into usable indoor heat while combustion gases exit through the vent system.
The Goodman nine-speed ECM furnace provides adjustable airflow control by changing blower speed based on system requirements. This helps deliver smoother airflow compared with traditional single-speed blower motors.
Goodman GR9T801205DN Overview
The Goodman GR9T801205DN gas furnace features two-stage heating technology that allows the system to operate at a lower heating level during moderate conditions and increase capacity when additional heat is needed.
A Goodman two-stage gas furnace operates with a lower heating stage before moving to full capacity. This helps maintain more consistent indoor temperatures by reducing unnecessary full-power operation.
The Goodman 120000 BTU gas furnace includes a nine-speed ECM blower motor that provides up to 2,000 CFM airflow capacity. It supports upflow and horizontal installation configurations for flexible residential applications.Β
The furnace uses an aluminized-steel tubular heat exchanger, silicon nitride hot-surface ignition, and self-diagnostic controls for dependable operation.
Key Features of Goodman 120K BTU Gas Furnace
The Goodman GR9T801205DN gas furnace combines high heating output with adjustable airflow performance.
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120,000 BTU maximum heating input
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96,000 BTU heating output
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Two-stage gas valve
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Nine-speed ECM blower motor
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Up to 2,000 CFM airflow capacity
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24.5-inch cabinet width
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Upflow and horizontal installation options
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80% AFUE efficiency rating
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Aluminized-steel tubular heat exchanger
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Silicon nitride hot surface igniter
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Propane conversion capability
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Metal flue venting requirement
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R-32 refrigerant system compatibility
The Goodman nine-speed ECM furnace provides multiple airflow settings for heating, cooling, and continuous circulation. The blower can adjust operation instead of running at a single fixed speed.
The Goodman two-stage gas furnace helps provide more balanced heating by operating at lower capacity during normal conditions and increasing output when outdoor temperatures drop.
Technical Specifications
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Specification
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Product Details
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Brand
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Goodman
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Model Number
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GR9T801205DN
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Product Type
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Gas Furnace
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Fuel Type
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Natural Gas / LP Convertible
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AFUE Rating
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80%
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Maximum Heating Input
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120,000 BTU
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Maximum Heating Output
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96,000 BTU
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Heating Stages
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Two
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Blower Motor
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Nine-Speed ECM
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Maximum Airflow
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2,000 CFM
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Configuration
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Upflow / Horizontal
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Heat Exchanger
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Aluminized-Steel Tubular
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Ignition Type
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Silicon Nitride Hot Surface Ignition
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Vent Type
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Metal Flue
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Electrical Supply
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115V, Single Phase, 60 Hz
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Minimum Circuit Ampacity
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14.3 Amps
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Maximum Breaker Size
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25 Amps
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Cabinet Size
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E Cabinet
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Height
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33.375 inches
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Width
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24.5 inches
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Depth
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28 inches
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Weight
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124 lbs
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GR9T801205DN Dimensions & Capacity
The Goodman GR9T801205DN gas furnace uses a wider cabinet designed for higher airflow residential applications.
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Height: 33.375 inches
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Width: 24.5 inches
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Depth: 28 inches
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Weight: 124 lbs
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Maximum heating input: 120,000 BTU
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Maximum heating output: 96,000 BTU
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Maximum airflow: 2,000 CFM
The wider cabinet allows the Goodman nine-speed ECM furnace to support larger HVAC system airflow requirements while maintaining flexible installation options.
Who Should Buy Goodman 120K BTU Gas Furnace?
The Goodman GR9T801205DN gas furnace may suit larger homes that require higher heating capacity and increased airflow performance.
The Goodman 120000 BTU gas furnace can be considered for properties where the calculated heating load matches its capacity. Proper sizing should consider insulation, climate, ductwork, and overall heat-loss requirements.
The Goodman 80 AFUE furnace is designed for properties that use conventional metal flue venting rather than high-efficiency condensing furnace vent systems.
The Goodman two-stage gas furnace may be suitable for homeowners looking for staged heating operation and improved temperature control.
Buyers planning to buy Goodman GR9T801205DN online should confirm cabinet size, airflow requirements, electrical specifications, and HVAC compatibility before purchase.
Frequently Asked Questions
Q1. What is the heating capacity of this furnace?
The Goodman GR9T801205DN gas furnace has a 120,000 BTU input capacity and approximately 96,000 BTU heating output.
Q2. How does two-stage heating work?
The Goodman two-stage gas furnace operates at a lower heating level during moderate demand and increases to full capacity when additional heat is required.
Q3. What does the nine-speed ECM blower do?
The Goodman nine-speed ECM furnace adjusts airflow settings to match heating, cooling, and continuous circulation requirements.
Q4. What are the dimensions of this furnace?
The furnace measures 33.375 inches high, 24.5 inches wide, and 28 inches deep. The unit weighs approximately 124 lbs.
Q5. Can this furnace be installed horizontally?
Yes. The Goodman GR9T801205DN gas furnace supports both upflow and horizontal installation configurations.
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