Goodman 80% AFUE Gas Furnace Multi Speed ECM, Two Stage, Upflow/Horizontal, 80000 BTU

Powerful and Efficient Two-Stage Heating — Goodman GR9T800804CN Gas Furnace

The Goodman GR9T800804CN is an 80,000 BTU, 80% AFUE two-stage gas furnace designed for dependable performance and consistent comfort in larger residential spaces. With its 24.5-inch wide cabinet and advanced motor technology, this model delivers quiet, efficient heating with installation versatility.

Key Features:

• Two-stage gas valve runs in low stage most of the time for energy savings and quieter operation, switching to high stage when extra heating is needed

• 9-speed ECM blower motor adjusts airflow to maintain even temperatures and boost overall system efficiency

• Aluminized steel tubular heat exchanger ensures efficient heat transfer and long-lasting durability

• Fully insulated cabinet reduces sound and air leakage for improved indoor comfort and performance

• Self-diagnostic control board continuously monitors system performance and simplifies troubleshooting

• Designed for upflow and horizontal installations to meet a variety of space and airflow needs

• 24.5-inch cabinet width is ideal for homes with larger duct systems or higher airflow requirements

Specifications:

Heating capacity: 80,000 BTU/h

AFUE: 80%

Fuel type: Natural Gas (convertible to LP with optional kit)

Blower motor: 9-speed ECM

Airflow configuration: Upflow or horizontal

Cabinet width: 24.5 inches

Dimensions (W x D x H): 24.5 x 28 x 33.38 inches

Voltage: 115 V, 1 Phase, 60 Hz

Minimum circuit ampacity: 11.0 A

Maximum overcurrent protection: 15 A

Approximate weight: 125 lbs

Warranty:

Lifetime limited warranty on the heat exchanger

10-year limited parts warranty with online registration

The Goodman GR9T800804CN provides high-capacity, energy-efficient heating in a wide-body cabinet—making it a top choice for homeowners looking to combine performance, flexibility, and quiet comfort in a larger home.