A.O. Smith Signature 50-Gallon 6-year Limited Tall Natural Gas Water Heater



  • Ultra low-box burner reduces emissions and meets California 10N/J air quality management district requirements
  • Self-diagnostic electronic gas control incorporates an LED status indicator that monitors and reports on system operational status
  • Safety system reduces the risk of accidental fires involving flammable vapors
  • Push button ignition system simplifies the startup process
  • Factory installed temperature and pressure relief valve ensures safe operation
  • High-altitude certified from 0 ft to 5,400 ft
  • 5+ People, family size
Download Our Manuals

Currently no manuals available for this product. Please check product description or call our sales support team if you have any further queries.

Tank Capacity (Gallons) 50.0
Family Size 5.0
Warranty 6-year limited
Fuel Source Natural gas
Height (Inches) 61.0
Water Connection Size 3/4-in
Temperature and Pressure Relief Valve Yes
GPH Recovery at 90 Degrees F (Gallons) 41.0
High Altitude Model Yes
Emission Rating Ultra Low NOx
Foam Insulation Yes
Pilot Reset Button Yes
Pilot Light Window Yes
UL Listed No
CSA Listed Yes
ETL Listed No
Vent Diameter (Inches) 3.0
Vent Type Type B double wall
Works with Iris No
Weight (lbs.) 148.0
Insulation Thickness (Inches) 1.0
Commercial/Residential Residential
Series Name Signature
BTUs 40000.0

Homeowner Support & Resource Links

requestaquote Get Free Quotes callnow 888-880-2779