80,000 BTU Furnace, 80% Efficiency, Single-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application
80,000 BTU Furnace, 80% Efficiency, Single-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application
Model: Goodman GR9S800803BN


Model: Goodman GR9S800803BN
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- Pro Installation (Learn More)

This is a Horizontal / Upflow unit.

To use LP fuel, this unit requires an LP Conversion Kit. See Accessories
The Goodman® GR9S80 series of standard efficiency, single stage furnaces for R-32 or R-410A refrigerant systems are multi-position, making them the perfect choice whether you are installing in a basement, closet, alcove, or attic. The patented aluminized-steel tubular heat exchanger and durable hot-surface ignition system combined with the heavy-gauge, reinforced, insulated steel cabinet and durable baked enamel finish ensure years of trouble-free performance. Manufactured by Goodman, you get one of the best warranties in the industry, all at an unbeatable price.
Important Safety Notice
Standard Features:
- 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).
- Heavy-duty aluminized-steel dual-diameter tubular heat exchanger
- Single-stage gas valve
- Durable Hot-surface igniter
- Quiet, single-speed draft induced blower
- Self-diagnostic control board
- Color-coded low-voltage terminals
- Multi-speed ECM blower motor with 4 speed settings for heat and 9 speed settings for cooling
Cabinet Features:
- Convenient left or right connection for gas and electrical service
- Heavy-gauge steel cabinet with durable baked-enamel finish
- Foil faced insulated heat exchanger
Outstanding Warranty Protection
This furnace is covered by what we believe to be one of the best warranties in the indoor home comfort industry. In addition to covering the heat exchanger with a Lifetime Limited Warranty to the original, registered homeowner, this furnace also has a 10-Year Limited Parts Warranty on all functional parts. For a full description of all warranties applicable to this product, please review the consumer brochure or product warranty in the Documents section.
Enjoy free shipping on any accessories purchased with the Goodman GR9S800803BN.
- Wire Gauge Sizes(PDF, 40.9 KB)
- GD9S80 GR9S80 GR9S92 Warranty(PDF, 639 KB)
- Goodman MVK Install Manual(PDF, 503 KB)
- GR9S80 GD9S80 Spec Sheet(PDF, 644 KB)
- GR9S80 GD9S80 Install Manual 12/2024(PDF, 2.58 MB)