A. O. Smith's Signature 100 Series 40-Gallon Short 6-Year Limited Warranty Electric Water Heater is designed to provide efficient and reliable hot water for households with 2 to 3 people when sized appropriately. A. O. Smith's 40-gallon model is designed to last. It features dual copper heating elements, a protective anode rod and a ceramic fused tank shield designed to reduce corrosion and provide ultimate tank protection. It also features a self-cleaning dip tube designed to reduce sediment build-up and extend the overall life of the water heater. This added protection comes with a 6-year limited warranty to give you additional peace of mind. Want to save money on your energy bills? This model operates at a 0.92 Uniform Energy Factor (UEF) which can reduce your energy consumption compared to less efficient models. Not sure if this is the right water heater for you? Use our product selector tool to see if this model is the right fit for your hot water needs.
Ideal hot water delivery for households with 2-3 people when sized appropriately
Two 4,500-watt copper heating elements provide a first hour delivery of 55 gallons
Save money and energy with this energy efficient model that operates at a 0.92 Uniform Energy Factor (UEF)
Short 49.75-in H x 20.5-in diameter design is ideal for condensed spaces like under a staircase or a closet installation
Premium heating elements, anode rod and fused ceramic tank shield provide superior tank protection and extend water heater life
Non-CFC polyurethane foam insulation and factory-installed heat trap nipples reduce heat loss for maximum efficiency and energy savings
Easy temperature control with adjustable thermostat can be set higher for dishwashers and laundry machines or lower as needed
Temperature and pressure relief valve supplied for top installation
6-Year limited tank and parts, 1-Year limited labor warranty gives you peace of mind
