Goodman 80% AFUE Gas Furnace Nine Speed ECM, Two Stage, Upflow/Horizontal, 80000 BTUH/H

High-Capacity Two-Stage Heating with the Goodman GR9T800803BN Gas Furnace

The Goodman GR9T800803BN is an 80,000 BTU, 80% AFUE two-stage gas furnace designed for mid-sized to larger homes. With quiet operation, smart airflow control, and a compact 17.5-inch cabinet, this unit delivers powerful performance and reliable energy efficiency.

Key Features:

Two-stage gas valve runs in low-stage most of the time for improved temperature control and energy savings, switching to high-stage only when needed

9-speed ECM blower motor automatically adjusts airflow for better efficiency and comfort

Aluminized steel tubular heat exchanger provides long-lasting durability and excellent heat transfer

Insulated steel cabinet reduces sound and minimizes air leakage

Self-diagnostic control board continuously monitors system operation and simplifies maintenance

Compatible with upflow and horizontal airflow installations for greater flexibility

Heavy-gauge steel cabinet with baked enamel finish for durability

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 17.5 inches

Dimensions (W x D x H) 17.5 x 28 x 33.38 inches

Voltage 115 V, 1 Phase, 60 Hz

Minimum circuit ampacity 9.8 A

Maximum overcurrent protection 15 A

Approximate weight 118 lbs

Warranty:

Lifetime limited warranty on the heat exchanger

10-year limited parts warranty with online registration

The Goodman GR9T800803BN is an ideal choice for homeowners who want high-capacity heating, energy efficiency, and quiet, reliable operation in a compact, versatile furnace.