A.O. Smith  Signature 100 40-Gallon Short 6-year Limited Warranty 4500-Watt Double Element Electric Water Heater
SKU: 7432553865

A.O. Smith Signature 100 40-Gallon Short 6-year Limited Warranty 4500-Watt Double Element Electric Water Heater

Sale price$215.55 Regular price$239.50
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 4 - Jul 9

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

A.O. Smith Signature 100 40-Gallon Short 6-year Limited Warranty 4500-Watt Double Element Electric Water HeaterA. 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

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. 

  • 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

  • Factory-installed temperature and pressure relief valve and tamper-proof drain valve ensures safe operation

  • 6-Year limited tank and parts, 1-Year limited labor warranty gives you peace of mind

Dimensions
Diameter (Inches)

20.5

Nominal Capacity (Gallons)

40.0

Family Size

3.0

Rated Storage Capacity

37-Gallon

Height (Inches)

49.75

Water Connection Size

3/4-in

Insulation Thickness (Inches)

2.25

Weight (lbs.)

98.0

Features
Foam Insulation

Yes

Temperature and Pressure Relief Valve

Yes

For Use with Mobile Homes

No

Uniform Energy Factor

0.92

GPH Recovery at 90 Degrees F (Gallons)

20.7

Use Location

Indoor

Grade

Residential

Voltage (Volts)

240

Hybrid Heat Pump Technology

No

Water Connection Location

Top

Point of Use

No

Water Heater Style

Short

Power Source

Electric

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 7432553865

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.1 ★★★★★
Based on 1023 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
R
Verified Purchase
Rick Nelson
Boise, US
★★★★★ 5
Solar powered
Color: Green/Green
Great watch for us older folks. The hands are large enough to see easily and the fact it is solar powered means batteries do not have to be replaced every year or two.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 22, 2026
G
Verified Purchase
Gary Burton
Whiting, US
★★★★★ 4
Nice watch
Color: Green/Green
Very happy with my purchase, rated the purchase with 4 stars due to the band being very stiff, holds doesn't line up to fit wrist properly, don't recommend for seniors to purchase, very difficult to put on.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 6, 2026
C
Verified Purchase
Clint Jesus Chavez Vasquez
Carnegie, US
★★★★★ 5
Bonito Timex
Color: Green/Green
Bueno, bonito y barato. El envío super rápido, 7 días. Perú 🇵🇪.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2026
J
Verified Purchase
Jesus F Su
Draper, US
★★★★★ 5
It's a Solar timex.
Color: Green/Green
It's Solar. Light weight. Probably won't need a battery change for a long time. Takes a Lickin keeps on tickin.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2026
A
Verified Purchase
Andrew Mc
Alexandria, US
★★★★★ 5
Amazing solar
Color: Green/Green
You will love it
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026

recommand products