Best AO Smith Tankless Water Heaters (Dec. 2024) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

AO Smith ATI-240H-N 6.6 GPM Residential/Commercial Condensing Natural Gas Ind...

9.9
CPR Score
Top 2

AO Smith ATI-540H-N Condensing Residential/Light Commercial Tankless Heater

9.7
CPR Score
Top 3

AO Smith ATI-510U-N AO Smith ATI-510U-N 10 GPM Residential/Commercial Ultra L...

9.7
CPR Score
Tips

We compared different brands for Rough Plumbing and analyzed 112 AO Smith Tankless Water Heaters reviews and over 21 customer reviews and ratings,AO Smith is great brand for Rough Plumbing, We has selected the top 9 best AO Smith Tankless Water Heaters and made this top list for you.

* CherryPicks.Reviews is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best AO Smith Tankless Water Heaters Rated by CherryPicks

Market Overview
AO Smith Tankless Water Heaters Reviewed
  • Reviews Analyzed: 21 Items
  • CPR Avg. Rating: 9.1 / 10
9 Products Evaluated
  • Highest Price: $6,990.00
  • Lowest Price: $637.87
  • Avg. Price: $1,936.55
Price Disclaimer

Top 9 AO Smith Tankless Water Heaters on Amazon (Verified You can Buy)

Top 1

AO Smith ATI-240H-N 6.6 GPM Residential/Commercial Condensing Natural Gas Indoor Tankless Water Heater with 160000 Maximum BTU Input

AO Smith
58.0 Pounds

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Buildcom 1,641
Plumbing & HVAC Wholesale -
TradinPost -

AO Smith ATI-540H-N Condensing Residential/Light Commercial Tankless Heater

AO Smith
ATI-540H-N
12.5 x 18.5 x 29.5 Inches
59.0 Pounds

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Buildcom 1,641
GlobalTowne -

Features

Air-Fuel ratio (AFR) sensor
Exhaust and water temperature safety control
Show More

AO Smith ATI-510U-N AO Smith ATI-510U-N 10 GPM Residential/Commercial Ultra Low-NOx Non-Condensing Natural Gas Indoor Tankless Water Heater with 199000 Maximum BTU Input

AO Smith
40.0 Pounds

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Plumbing & HVAC Wholesale -
Top 4

AO Smith ATI-340H-P AO Smith ATI-340H-P 8 GPM Residential/Commercial Condensing Liquid Propane Indoor Tankless Water Heater with 180000 Maximum BTU Input

AO Smith
58.0 pounds

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Plumbing & HVAC Wholesale -
Top 5

A. O. Smith ATO-240H-N Outdoor Natural Gas Ultra-Low NOx Condensing Tankless Water Heater

AO Smith
69.0 Pounds

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Buildcom 1,641
Data Alchemy -

AO Smith EJCT-20 Residential Electric Water Heater

AO Smith
EJCT-20
16.0 x 16.0 x 31.625 Inches

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Plumbing Planet -

Features

Compact design
Side-Mounted Plumbing and Electrical Connections
Show More

AO Smith EJC-10 Residential Electric Water Heater

AO Smith
EJC-10
16.0 x 16.0 x 18.25 Inches

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Plumbing Planet -
Plumbing & HVAC Wholesale -

Features

Compact design
Side-mounted plumbing and electrical connections
Show More

AO Smith BTR-199 Tank Type Water Heater with Commercial Natural Gas

AO Smith
BTR-199
27.75 x 27.75 x 67.5 Inches
0.0006 Pounds

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
ePlumbing Products -
SURPLUS SUPPLY -

Features

Meets or exceeds the thermal efficiency and/or standby loss requirements
Electronic Ignition
Show More

AO Smith 40 Gallon 40,000 BTU Water Heater

AO Smith
WH-GCR-40S

Ratings for AO Smith (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
ResearchWaterFilters -
Heat and Air Wholesale -

Features

40 gallon tank
40,000 BTU
Show More

Top 9 AO Smith Tankless Water Heaters - Verified to Buy (Apr. 2024)

Related AO Smith Tankless Water Heaters Guides

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Top 10 AO Smith Tankless Water Heaters Sellers: CPR Seller Rank List

CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 Buildcom 2,327 4.6
🥈 Data Alchemy 454 3.6
🥉 ePlumbing Products 341 4.6
4 Plumbing Planet 98 4.9
5 Plumbing & HVAC Wholesale 51 4.5
6 ResearchWaterFilters 28 3.9
7 TradinPost 26 4.5
8 GlobalTowne 24 4.9
9 SURPLUS SUPPLY 6 4.2
10 Heat and Air Wholesale 1 1.0
View or download top AO Smith Tankless Water Heaters seller & rating report
Buildcom [2327] Data Alchemy [454] ePlumbing Products [341] Plumbing Planet [98] Plumbing & HVAC Wholesale [51] ResearchWaterFilters [28] TradinPost [26] GlobalTowne [24] SURPLUS SUPPLY [6] Heat and Air Wholesale [1] Buildcom 69% Data Alchemy 14% ePlumbing Products 10% Plumbing Planet 3% Plumbing & HVAC Wholesale 2% ResearchWaterFilters 1% TradinPost 1% GlobalTowne 1% SURPLUS SUPPLY 0% Heat and Air Wholesale 0%

[Get] AO Smith Tankless Water Heaters Deals (✅Exclusively for Prime)

What does "Amazon Fulfilled" Mean?

Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.

When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.

What does "Prime" Mean?

"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are  an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.

Prime members also have access to other benefits, including 2-Day ShippingExclusive Member DealsPrime VideoBuy With PrimeAmazon MusicPrime Gaming, and more.

Shop Prime AO Smith Tankless Water Heaters Deals

What does "Free Shipping" Mean?

"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.

Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.


Why Should You Trust Us?

Now hundreds and thousands of Rough Plumbing supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best AO Smith Tankless Water Heaters to buy for new December 2024?

CherryPicks’s Methodology for Evaluating AO Smith Tankless Water Heaters

We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Rough Plumbing items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.

We collected and analyzed 112 of AO Smith Tankless Water Heaters reviews based on our selection criteria. It helped us shortlist the top qualified and rated AO Smith Tankless Water Heaters for Rough Plumbing, We found that most customers choose AO Smith Tankless Water Heaters with an average price of $1,936.55, and the top brands are AO Smith. 

Then our expert-level editors reviewed all those quality items and selected the top 9 AO Smith Tankless Water Heaters for you, We have researched hundreds of sellers and picked the top sellers for Rough Plumbing, including Buildcom, Data Alchemy, ePlumbing Products, Plumbing Planet, Plumbing & HVAC Wholesale, ResearchWaterFilters, TradinPost, GlobalTowne, SURPLUS SUPPLY And Heat and Air Wholesale. The AO Smith ATI-240H-N 6.6 GPM Residential/Commerc... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 4 consumers with an average rating of 2.4.

We've helped a lot of satisfied users get the right Tools & Home Improvement product based on their needs, and save lots of time for them to pick AO Smith Tankless Water Heaters to buy.


Written By Sandy Armstrong

Sandy Armstrong is a sit-at-home mom that has used a good number of home appliances — some were good, others average, while some were terribly bad and a waste of money. She is here to help you avoid wasting your money by providing you with honest reviews on appliances.