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Signature 100 38-Gallons Lowboy 6-year Warranty 4500-Watt Double Element Electric Water Heater with Insulation Blanket

Ratings & Reviews for A.O. Smith Signature 100 38-Gallons Lowboy 6-year Warranty 4500-Watt Double Element Electric Water Heater with Insulation Blanket

4.5
1546
Review
 4.5 out of 5
1546 Reviews


93% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this water heater for reliable, quick heating and consistent hot water delivery—even for households with multiple people showering back-to-back. Most highlight easy installation and the compact design fitting tight spaces like crawl spaces and small closets. Many reference strong brand loyalty, with expectations of 16 to 24 years of durability based on past experiences. A small number report receiving units with visible dents, and a few mention minor design concerns or initial element issues. Overall, reviewers strongly recommend this as a dependable, long-lasting choice.

Customer review summary generated by AI, including incentivized reviews.
1546 Customer Reviews

Works great

Would Recommend

The last one we bought, same make and model, it lasted over 8 years. They last a long time.

February 19, 2026

From aosmith.com

Make sure what u buy matches what u need dodnt go

Would Not Recommend

Sales said was same thing as ge i had well it was taller and different fittings than one i had was a nightmare to make it work cost a lot more becouse of adapters and redueing place it came out of wrong advice

February 16, 2026
Verified Purchaser
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Response from Published by the A. O. Smith Team

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.

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Published by the A. O. Smith TeamFebruary 18, 2026

Low boy was needed

Would Recommend

Easy install

February 14, 2026
Verified Purchaser
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Sweets

Would Recommend

I've only had this lowboy hot water heater for a few weeks and the hot water heats up well. I think this is a good product.

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refused to refund delivery same day delivery charg

Would Recommend

paid for same day delivery(. took 3 day) to get there. delivered wrong water heater. refused to refund delivery charges.$653

February 4, 2026
Verified Purchaser
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Response from Published by the A. O. Smith Team

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.

Read More

Published by the A. O. Smith TeamFebruary 6, 2026

Great unit

Would Recommend

Very happy with the unit.

February 4, 2026
Verified Purchaser
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N/A

Would Recommend

Outstanding water heater

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Great size, not too big and bulky. Perfect size

Would Recommend

Happy that I purchased this water heater a few months ago.

January 31, 2026

From aosmith.com

Good product for a good price

Would Recommend
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Easy Install

Would Recommend

I bought this water heater 1 week ago & installed it in one day by myself. Now because of the easiness of the install I'm so confident I can help others if their water heater goes bad.

January 23, 2026

From aosmith.com

solid construction

Would Recommend

easy installation. AO Smith has always had a great reputation.

January 15, 2026

From aosmith.com

Simple install works like it should.

Would Recommend

This water heater was easy to install, turned on the breaker and 2 hrs later plenty of hot water. Simple.

January 13, 2026
Verified Purchaser
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