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At a Glance
Warranty: 6-year limited
Tank Guard Extends Life
Family Size: 4
90+ bought last week
A.O. Smith Signature 100 50-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater
Item #2483230 |
Model #E6-50R45D TTP
$539.00
Nominal Capacity (Gallons): 50
Delivery
A.O. Smith Signature 100 50-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater
4.5
$549.00
In use/lifestyle images - accessories not included
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Learn MoreGet efficient, reliable hot water delivery for households with 3 to 4 people by using this A. O. Smith Signature 100 Series 50-gallon electric water heater. Built to last and backed up with a 6 year limited warranty, this short electric hot water heater features dual copper heating elements for 57-gallon first hour delivery with a 0.92 Uniform Energy Factor (UEF) for reduced energy consumption. Count on its corrosion resistance and ultimate tank protection thanks to the anode rod and ceramic-fused tank design. For easy maintenance, this A. O. Smith 50-gallon short electric water heater includes a self-cleaning dip tube that reduces sediment buildup and extends the unit's overall lifespan. Use the adjustable heat control to turn the water heater up and down for certain appliances like washing machines and dishwashers. Call 1-877-GOLowes to get this water heater installed.
Delivers the ideal amount of hot water for households with 3 to 4 people when sized appropriately
Features two 4,500-watt copper heating elements that provide a first hour delivery of 62 gallons
Operates at a 0.92 Uniform Energy Factor for maximum energy-efficiency and cost savings
Tall, slim 49.25-in H x 23-in diameter profile enables easier installation in narrow spaces
Provides superior tank protection and extends water heater life with premium heating elements, anode rod and fused ceramic tank shield
Reduces heat loss with non-CFC polyurethane foam insulation and factory-installed heat trap nipples for maximum efficiency and energy savings
Features easy temperature control with adjustable thermostat you can set higher or lower for dishwashers and laundry machines
Provides peace of mind with a 6-year limited tank and parts guarantee and a 1-year limited labor warranty
Temperature and pressure relief valve supplied for top installation
CA Residents: Prop 65 Warning(s)
General | |||
|---|---|---|---|
Series Name | Signature 100 | Grade | Residential |
Type | Tank | Use Location | Indoor |
Power Source | Electric | ||
Dimensions | |||
|---|---|---|---|
Depth (Inches) | 23 | Nominal Capacity (Gallons) | 50 |
Diameter (Inches) | 23 | Rated Storage Capacity | 46-Gallon |
Family Size | 4 | Water Connection Size | 3/4-in |
Height (Inches) | 49.25 | Weight (lbs.) | 124 |
Insulation Thickness (Inches) | 2.5 | Width (Inches) | 23 |
Features | |||
|---|---|---|---|
Annual Fuel Utilization Efficiency % (Percentage) | 0 | Super High Efficiency | No |
Foam Insulation | Yes | Temperature and Pressure Relief Valve | Yes |
GPH Recovery at 90 Degrees F (Gallons) | 20.7 | Uniform Energy Factor | 0.92 |
Grid Capable | No | Voltage (Volts) | 240 |
Hybrid Heat Pump Technology | No | Water Connection Location | Top |
Point of Use | No | Water Heater Style | Short |
Scale Prevention | No | Wattage (Watts) | 4500 |
Compatibility | |||
|---|---|---|---|
Bluetooth Compatibility | No | Works with iOS | No |
Smart Compatible | No | Works with SmartThings | No |
Wi-Fi Compatibility | No | Works with the Google Assistant | No |
Works with Amazon Alexa | No | For Use with Mobile Homes | Yes |
Works with Android | No | For Use with RVs | No |
Works with Apple HomeKit | No | ||
Warranty | |||
|---|---|---|---|
Warranty | 6-year limited | ||
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | AHRI Certified | Yes | |
ENERGY STAR Certified | No | AHRI Certification Number | 206334788 |
Safety Listing | UL safety listing | ||
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 40101800 | ||
Check out the Best Selling Water Heaters on Lowes.com
Review
288 Reviews
90% Recommend this product
Ratings may include incentivized customer reviews.
+ 5 images
What Customers Are Saying
The water heater is reported to have several positive features, including easy installation, reliable performance with quick heating, and durable construction. Customers expressed overall satisfaction with the product, describing it as great, excellent, and highly recommended. While a few minor issues were mentioned, the feedback suggests this is a reliable and user-friendly water heater that meets the needs of most customers.
Customer review summary generated by AI, including incentivized reviews.288 Customer Reviews
No “pilot” light indicates “on”
No indicator light showing it in operation
November 22, 2025
From Signature 100 40-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater Verified Purchaser
From Signature 100 40-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater Verified Purchaser
Was this Review Helpful ?
Damaged
Came dented
GombNovember 15, 2025
Verified Purchaser
Verified Purchaser
Was this Review Helpful ?
If you follow the instructions easy peasy.
Went in easy. Instructions were easy to follow. Working great for last few weeks.
DaleNovember 7, 2025
Verified Purchaser
Verified Purchaser
Was this Review Helpful ?
exactly what was needed
Everything seems to work as advertised. No problems.
NorbNovember 4, 2025
From aosmith.com
Needed hot water heater fast.
Water heater was in stock and easy to install.
GaryNovember 3, 2025
From Signature 100 40-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater Verified Purchaser
From Signature 100 40-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater Verified Purchaser
Was this Review Helpful ?
Great features
I bought this product a week ago and I’m happy to buy it.
JeanNovember 3, 2025
From aosmith.com
Great Customer Service
Awesome product
GvdocOctober 29, 2025
From Signature 100 40-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater Verified Purchaser
From Signature 100 40-Gallon Short 6-year Warranty 4500-Watt Double Element Electric Water Heater Verified Purchaser
Was this Review Helpful ?
Good Water Heater
We had someone install our water heater and it is working well for my family. No complaints at all.
October 23, 2025
From aosmith.com
26 Questions
26 Questions
BigJohn on October 29, 2022
2
Answers
bobj on July 11, 2022
2
Answers
Leslie on January 6, 2025
1
Answer
ToddRN on December 27, 2024
1
Answer
aj on August 1, 2024
1
Answer
Troy on February 23, 2024
1
Answer
Kenneth1975 on February 21, 2024
1
Answer
Ralph on January 12, 2024
1
Answer
Nick on October 19, 2023
1
Answer
Bonnie on September 12, 2023
1
Answer
We are sorry to hear of your experience.
We recommend reaching out to Lowe's Customer Care at 1-800-445-6937 or Text 84109.