Goodman 80% AFUE 80K BTU Furnace 9-Speed Low NOx 21"W Two Stage Upflow/Horizontal

The Goodman GR9T800804CX Low NOx Gas Furnace offers high-quality construction, energy-efficient heating, and quiet performance at an affordable price. With an 80,000 BTU input and 80% AFUE efficiency, this two-stage furnace is ideal for medium-sized homes. Engineered with Goodman’s advanced tubular heat exchanger and a 9-speed ECM blower motor, it delivers consistent comfort while reducing energy consumption and noise levels. Designed to meet California Low NOx emissions standards, this furnace provides dependable, eco-friendly warmth for modern households.

Key Features

• Heating Capacity - 80,000 BTU input with 64,000 BTU output (80% AFUE) ideal for medium-sized homes in moderate climates.
• Efficiency Rating - 80% AFUE for reliable and cost-effective heating performance using standard metal flue venting.
• Low NOx Compliance - Meets California’s Low NOx emission standards to reduce harmful nitrogen oxide output and improve air quality.
• Two-Stage Gas Valve - Provides high and low heat output levels for greater comfort, efficiency, and quieter operation during milder weather.
• 9-Speed ECM Blower Motor - Improves airflow, energy efficiency, and indoor air comfort while minimizing operational noise.
• Fuel Options - Ships ready for natural gas operation; easily convertible to propane (LP) with an optional conversion kit (sold separately).
• Durable Hot Surface Igniter - Reliable ignition system that enhances performance, reduces maintenance, and eliminates pilot light issues.
• Self-Diagnostic Control Board - Monitors furnace performance and simplifies troubleshooting and maintenance.
• Heavy-Gauge Steel Cabinet - Provides structural strength and quieter operation with improved insulation and reduced air leakage.
• Ease of Installation - Supports both upflow and horizontal configurations; features color-coded low-voltage terminals for quick setup.
• Warranty Coverage - Backed by a 10-year unit replacement warranty, 10-year parts warranty, and a lifetime heat exchanger warranty (with online registration).