Top 10 Best 30 Amp Tankless Water Heater Review [2022]

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Our team studied on 50784 reviews available online for 30 Amp Tankless Water Heater, chose the finest ones and prepared 30 Amp Tankless Water Heater Reviews for you. It was very difficult to shortlist the ideal 30 Amp Tankless Water Heater from thousands of products online. However, We tried to make sure that you get only the Best 30 Amp Tankless Water Heater from our suggestions. Check our listings-:

Best 30 Amp Tankless Water Heater
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Comparison Chart for Best 30 Amp Tankless Water Heater

We found 50784 reviews when researching. We have considered users feedback on the 30 Amp Tankless Water Heater and our suggestions includes only the finest of them in this article.

NoProductScoreAction
1thermomate Electric Tankless Water Heater9.6Buy on Amazon
2Chronomite SR-30/240 HTR 240-Volt 30-Amp SR Series Instant-Flow Standard Flow Tankless Water Heater9.6Buy on Amazon
3Chronomite M-30/240 HTR 110F 240-Volt 30-Amp Instant-Flow Micro Standard Flow Tankless Water Heater9.6Buy on Amazon
4Chronomite SR-30L/120 HTR 120-Volt 30-Amp SR Series Instant-Flow Low Flow Tankless Water Heater by Chronomite9.6Buy on Amazon
5EcoSmart ECO 11 Electric Tankless Water Heater9.2Buy on Amazon
6Rheem Professional Classic Tankless Electric RTEX-08 Water Heater9Buy on Amazon
7Stiebel Eltron Tankless Water Heater - Tempra 15 Trend – Electric8.6Buy on Amazon
8Airthereal Electric Tankless Water Heater 14kW8.4Buy on Amazon
9Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf8.4Buy on Amazon
10Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf8.2Buy on Amazon

Table Of Content:

1. thermomate Electric Tankless Water Heater

  • Endless On Demand Hot Water] – Consistent hot water that never runs out when you need it.
  • Last Long & No Leaking] – Alloy metal housing & water ports, heating element separated from water tube significantly reducing scale, corrosion and mineral buildup on the element, achieving better performance and low maintenance.
  • Save Money and Space] – Self-modulating technology regulating the amount of energy required to heat water only when you need it with 99% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater.
  • Easy Installation & Safety Protection] – ETL certified with overheating protection, auto stop heating when detecting no water, quality workmanship for leakage protection.
  • Installation] – 11 kilowatts at 240V draws max 46amp, 1/2” NPT male ports, 12AWG wire to 2 Double-pole 30AMP breakers, ideal for providing hot water for a bathroom, small sink, office break room and other point-of-use or low-flow applications.

2. Chronomite SR-30/240 HTR 240-Volt 30-Amp SR Series Instant-Flow Standard Flow Tankless Water Heater

  • 1.0-GPM flow rate
  • Two mounted chrome compression fittings
  • Rear electric knock-out
  • 3/8-Inch cold water inlet and outlet connections
  • Ideal for kitchen sinks, bar sinks, or dual lavs

3. Chronomite M-30/240 HTR 110F 240-Volt 30-Amp Instant-Flow Micro Standard Flow Tankless Water Heater

  • Uses digital microprocessor technology
  • 1.0-GPM flow rate
  • Ideal for kitchen sinks, bar sinks or dual lavs
  • Two mounted chrome compression fittings
  • Rear electric knock-out

4. Chronomite SR-30L/120 HTR 120-Volt 30-Amp SR Series Instant-Flow Low Flow Tankless Water Heater by Chronomite

  • 99% Energy Efficient
  • 49°F temp rise at Low Flow 0.5 GPM Flow Rate
  • Compact Size
  • Easy to Install
  • Made in the USA

5. EcoSmart ECO 11 Electric Tankless Water Heater

  • Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature.
  • Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.
  • Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
  • EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.

6. Rheem Professional Classic Tankless Electric RTEX-08 Water Heater

  • ON/OFF Dial Control with adjustable digital temperature display
  • Self-modulating power control
  • 8kW Model Flow Rate: up to 1.95 GPM
  • Side 1/2″ NPT water connections
  • On demand; continous hot water

7. Stiebel Eltron Tankless Water Heater – Tempra 15 Trend – Electric

  • CONTINOUS FLOW – Hot showers will never be interrupted again.
  • SPACE & ENERGY SAVER – Its small, sleek white design saves space yet still provides endless hot water for your whole house, and no venting is required.
  • SILENT OPERATION – One electronic switch will activate the hot water heater and it’s noise free while in use.
  • TEMPRA 15 TREND – This specific model is 14.
  • WARRANTIES INCLUDED – Stiebel Eltron’s top-rated electric tankless water heaters perform with the highest standards for comfort and reliability.

8. Airthereal Electric Tankless Water Heater 14kW

  • Endless Hot Water: Imagine you are the last one in your family to take a shower before heading out for the day.
  • Save Space: That water heater in the basement or utility closet takes up a ton of space.
  • Save Energy: Water is only heated when you need it, not stored in a hot water tank.
  • Important Note: In order to install 14kW Electric Tankless Water Heater it would requires 240 Voltage, 60 AMP Circuit Breaker Size and a set of 6AWG/2 wires.
  • Safe To Use: With high temp protection, dry heating protection, and electrical leakage protection you can rest easily knowing you have safe, on-demand hot water to use on your schedule.

9. Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) – Eliminate Time for Hot Water – Shelf

  • CONVENIENT HOT WATER HEATER: 2.
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life.
  • INDEPENDENT INSTALLATION: 36-37″ cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source.
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time).
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water.

10. Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) – Eliminate Time for Hot Water – Shelf

  • 120V – requires hard wiring

How To Choose The Best 30 Amp Tankless Water Heater

Does the thought of finding a great 30 Amp Tankless Water Heater stress you out? Has your mind been juggling between choices when it comes to buying 30 Amp Tankless Water Heater in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect 30 Amp Tankless Water Heater for themselves. We understand the stress associated with the buying process!

Since you’re here, you are obviously curious about 30 Amp Tankless Water Heater. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That's why we've taken time to compile a list of the best 30 Amp Tankless Water Heater in today's market, on your behalf, so that there will be no more worries for you.

How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best 30 Amp Tankless Water Heater currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.


Top 30 Amp Tankless Water Heater brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top 30 Amp Tankless Water Heater based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the 30 Amp Tankless Water Heater before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the 30 Amp Tankless Water Heater they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good 30 Amp Tankless Water Heater, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your 30 Amp Tankless Water Heater before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable 30 Amp Tankless Water Heater will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good 30 Amp Tankless Water Heater if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated 30 Amp Tankless Water Heater on the market, the products that got mostly negative ratings get filtered and discarded.
These are the criteria we have chosen our 30 Amp Tankless Water Heater on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any 30 Amp Tankless Water Heater featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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