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OVERVIEWThe GM9S800403AU Goodman gas furnace features high-quality construction and efficient operation at a great value. The GM9S800403AU single-stage, 9-speed furnace utilizes Goodman’s superior heat exchanger design to provide efficient, reliable heating to your home. If you’re looking to cut your energy bills and improve your comfort without breaking the bank, your search stops with the Goodman GM9S800403AU.

QUICK FACTSThis furnace is ideal to heat a smaller house (depending on climate)
40,000 BTU 80% efficient natural gas furnace
Requires metal flue venting
Can be used in the upflow or horizontal (right or left) orientation
Ultra Low-NOx Compliant for California
Innovative design for electrical efficiency, safety, and lower sound output

General Information
SKU GM9S800403AU
Weight (in lbs) 90.000000
AHRI Certificate Number 207599840
Airflow Direction Upflow/Horizontal
Exhaust Flue Requirement Metal
Brand/Manufacturer Goodman
Product Features Rebate Available
Furnace Efficiency / AFUE 80%
Heating BTU 40,000
Blower Motor 9 Speed – ECM
Maximum CFM 1200
Configuration Upflow/Horizontal
Electrical 115 V. 1 Phase 60 Hz
Phase Single Phase
Low NOx Ultra Low NOx
Burner Stages Single
Fuel Type  Natural Gas
Height 34.5″
Width 14″
Depth 28.75″
Warranty 10 Years with Online Registration

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