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  • ENERGY STAR Certified
    Water Heaters

    Water heaters that earn the ENERGY STAR come with gas, solar or electric heat pump technology. They heat your water just like standard models but with much less energy, saving you up to $3500 over a unit’s lifetime.

Learn what to look for when buying and installing an ENERGY STAR certified water heater.

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American - Flue Damper : FDG6250S403NOV 1**Model Number Information

Specificationsdownload pdf open pdf

ENERGY STAR Unique IDField details: 2380253
ENERGY STAR PartnerField details: A.O. Smith Corporation
TypeField details: Gas Storage
FuelField details: Natural Gas
Storage Volume (gallons)Field details: 49.0
Tank Height (inches)Field details: 49.0
Height to Vent (inches)Field details: 56.0
Tank Diameter (inches)Field details: 24.0
Vent Size 1 (inches)Field details: 3
Max. Input Rate for Gas Products (Btu/hr)Field details: 40000
Uniform Energy Factor (UEF)Field details: 0.69
Therms Per Year at 125°F outlet tempField details: 245
First Hour Rating at 125°F outlet temp (gallons/hr)Field details: 78
Recovery Efficiency per UEF test method (%)Field details: 79.00
Date CertifiedField details: 11/09/2021
MarketsField details: United States, Canada
ENERGY STAR CertifiedField details: Yes
ENERGY STAR Most Efficient: No

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