Goodman 96% AFUE 40,000 BTU Gas Furnace Two-Stage Upflow/Horizontal R32 GR9T960403AN
The Goodman GR9T960403AN is a compact, high-efficiency gas furnace engineered for dependable performance and energy savings in smaller homes. Featuring a 96% AFUE efficiency rating, a two-stage gas valve, and a nine-speed ECM blower motor, this model offers consistent comfort, quieter operation, and reduced utility costs.
Built with a heavy-duty steel cabinet, advanced diagnostics, and compatibility with natural gas or propane, the GR9T960403AN is ideal for homeowners seeking long-lasting performance and flexible installation options in space-conscious residential applications.
Key Features
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40,000 BTU Input / 38,400 BTU Output – Perfect for smaller homes and mild climate zones
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96% AFUE Efficiency – Converts nearly all fuel into usable heat for lower operating costs
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Two-Stage Burner – Adjusts output based on demand, improving comfort and efficiency
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9-Speed ECM Blower Motor – Ensures quiet, efficient airflow and energy savings
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Heavy-Gauge Insulated Steel Cabinet – Reduces air leakage and minimizes operating noise
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Durable Hot Surface Ignitor – Offers more reliable performance than traditional pilot lights
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Self-Diagnostic Control Board – Simplifies maintenance and system troubleshooting
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Natural Gas Ready – Convertible to propane with optional LP conversion kit
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PVC Flue Venting Required – Supports condensing vent design for high-efficiency furnaces
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Flexible Installation – Supports both upflow and horizontal configurations
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Strong Warranty Coverage – 10-year parts warranty and lifetime heat exchanger warranty (with registration)
40,000 BTU Heating Power
With a 40,000 BTU input and 38,400 BTU output, the GR9T960403AN offers reliable, efficient heating tailored to smaller homes or single-zone HVAC systems. Its optimized capacity avoids unnecessary energy use from oversizing.
High-Efficiency Operation
This model achieves 96% AFUE, meaning just 4% of the fuel energy is lost during operation. As a condensing furnace, it requires plastic or PVC venting for safe and efficient exhaust management.
Two-Stage Heating with ECM Blower
The two-stage burner operates at partial capacity during mild weather and full capacity when needed, delivering comfort and efficiency. Paired with a nine-speed ECM motor, it ensures quiet performance and better airflow control than traditional PSC blower motors.
Durability and Reliability
Designed with a heavy-gauge steel cabinet, aluminized steel heat exchanger, and a hot surface ignitor, the GR9T960403AN provides long-term heating reliability with minimal maintenance.
Warranty Protection
Your investment is protected with a 10-year limited parts warranty and a lifetime heat exchanger warranty, valid upon online registration and proper installation.
Installation Notes
The GR9T960403AN supports both upflow and horizontal installations, making it adaptable to a variety of residential layouts. A horizontal drain kit is required for horizontal configurations (sold separately). The unit is shipped for natural gas operation and can be converted to propane using an optional LP conversion kit.
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