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The 8 Best stiebel tankless water heaters of 2024

Are you trying to find stiebel tankless water heaters among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling stiebel tankless water heaters on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 17 hours of research and did 41 stiebel tankless water heaters tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best stiebel tankless water heaters you can buy today

No. 1
Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On Demand Hot Water, Eco, White, 20.2
  • CONTINUOUS FLOW – Advanced Flow Control patented technology invented by Stiebel Eltron, automatically maintains water temperature for constant comfort. It’ll reduce flow slightly if hot water demand exceeds capacity. 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. Eco friendly unit saves energy with auto-modulation and the ability to electronically control water flow. Savings monitor even shows how much you save on energy costs
  • EASY OPERATION – Electronic switch activates the hot water heater and it’s noise free while in use. Has a digital temperature display and preset temperature and memory buttons, while the interior solid copper heating system does all the power work
  • TEMPRA 24 PLUS – This specific model is 24kW, 240V, requires a min recommended electric service of 150 A, and offers an output water temperature of 68° to 140°F. Check our guides below to compare features of our various Trend and Plus models, each available in different kW levels, Tempra Plus tankless water heaters can be set to limit the maximum hot water temperature to 109°F. This can be important in some installations to prevent the possibility of scalding.
  • WARRANTIES INCLUDED – Stiebel Eltron’s top-rated electric tankless water heaters perform with the highest standards for comfort and reliability. Our 7-Year Leakage and 3-Year Parts Warranties are included with purchase
SaleNo. 2
Stiebel Eltron 231045 Mini 2 Point of Use Tankless Electric Water Heater, 1.8 kW, 120V, 7-1/2" W x 6-1/2" H x 3-1/4" D
  • Extremely compact design saves space
  • Sleek design is appealing and can be mounted in plain sight
  • Minimum flow to activate unit: 0.21 GPM 0.8 l/min and internally restricted to 0.32 GPM
  • Major energy savings
  • Warranty: 7 years against leakage and 3 years against defects in workmanship & materials
SaleNo. 3
Stiebel Eltron 200069 DHX 10-2 Trend Point-of-Use Tankless Electronic Water Heater, 240V, 10000 Watts , White
  • Direct coil heating system; 3i Technology: Flow sensor, inlet and outlet temperature sensors
  • Fully electronic temperature control; LCD screen and digital temperature adjustment
  • Self-modulating energy saving technology; Adjustable output temperature from 68 - 140 F
  • Selectable anti-scalding limits of 109, 122, or 131 F; Integrated AE3 safety system
  • IP 24 water resistance rating; Can be used as a booster
No. 4
Stiebel Eltron Tempra Plus 29 kW, tankless electric water heater with Self-Modulating Power Technology & Advanced Flow Control ™
  • Proven reliability
  • No venting required
  • Sleek design fits anywhere
  • Save at least 15-2% on the hot water portion of your electric bill
No. 5
Stiebel Eltron 200067 DHX 3.5-1 Trend Point-of-Use Tankless Electronic Water Heater, 120V, 3500 Watts , White
  • Direct coil heating system; 3i Technology: Flow sensor, inlet and outlet temperature sensors
  • Fully electronic temperature control; LCD screen and digital temperature adjustment
  • Self-modulating energy saving technology; Adjustable output temperature from 68 - 140 F
  • Selectable anti-scalding limits of 109, 122, or 131 F; Integrated AE3 safety system
  • IP 24 water resistance rating; Can be used as a booster
SaleNo. 6
Stiebel Eltron 233219 2.5 gallon, 1300W, 120V SHC 2.5 Mini-Tank Electric Water Heater
  • Plugs into standard 120 volt outlet
  • T and P valve included
  • Wall-mounted with included bracket
  • Glass-lined tank and fast recovery
  • 6-Year warranty on tank
No. 7
Stiebel Eltron 203671 DHC-E 8/10 Classic Series Tankless Electric Water Heater, Solid Copper Heating Chamber, Electronic Temperature Control for Single or Multi-point-of-use, Single Phase 50/60 Hz
  • Suitable for booster applications, accepting a maximum incoming water temperature of 131 °F (55 °C)
  • Advanced microprocessor controls
  • No scalding
  • Sleek design fits in anywhere
  • Seismic proof construction
  • Proprietary technology
  • Superior, reliable performance
No. 8
Stiebel Eltron 202648 Model DHC 4-2 Classic Single Sink Point-of-Use Electric Tankless Water Heater, 240V, 1 Phase, 50/60 Hz, Hydraulically Controlled, Safety High Limit Switch
  • A sleek new, modern housing with the same reliable copper heating system
  • Up to 50% less power consumption compared to storage type heaters
  • Hot water instantly
  • Hydraulically controlled for quiet operation
  • Resettable safety high limit switch
No. 9
Stiebel Eltron 202651 Model DHC 6-2 Classic Single Sink Point-of-Use Electric Tankless Water Heaters; 6.0kW/4.5kW, 240V/208V, 25A/22A, 10/2 AWG, 0.48 gpm (1.8 l/min)
  • A sleek new, modern housing with the same reliable copper heating system
  • Hydraulically controlled for quiet operation; Resettable safety high limit switch
  • Lower installation costs compared to tank type units; Exclusive copper-clad heating element
  • Hot water instantly
  • 6.0kW/4.5kW, 240V/208V, 25A/22A, 10/2 AWG, 0.48 gpm (1.8 l/min)
No. 10
Tankless Water Heater Electric 18kW 240 Volt, thermomate On Demand Instant Endless Hot Water Heater, Digital Temperature Display Easy Installation, for Residential Whole House Shower, 76A GRAY
  • [Instant Unlimited Hot Water] - On demand tankless electric water heater, providing hot water in 3 seconds when you need it and as long as you need, eliminating wait time, never run out of hot water again and No More cold shower. Requires 80Amp breaker (2 Sets of Double-pole 40AMP Breakers)
  • [Save Money and Space] - Self-modulating technology regulating the amount of energy required to heat water only when you need it with 99.8% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater. Wall mounted compact size with no water tank, convenient for any spaces, saving floor space and fitting into tight spaces.
  • [Smart Operation] - Auto adjusting energy consumption basing on income water temperature and flow, ensuring maximum efficiency, continuous stable temperature and optimal power usage. Digital temperature display allowing adjustment in 1° increment from 80°F to 140°F. Heating element separated from water tube significantly reducing scale, corrosion and mineral buildup on the element, achieving better performance and low maintenance.
  • [Easy Installation & Safety Protection] - ETL certified with overheating protection, auto stop heating when detecting no water, quality workmanship for leakage protection
  • NOTE - Make sure this water heater is the correct size for your hot water need: 18kW at 240V draw max 76amp; Required breaker 2 x Double-POLE 40AMP; Wire gauge 2 x 8AWG; Unit size 17.12" x 13.12" x 3.12"; Water connection 3/4" NPT. 2-year limite warranty and 24/7 customer support services.
SaleNo. 11
Stiebel Eltron Mini 2.5-1 2.4 KW Tankless Electric Water Heater
  • Extremely compact design saves space
  • Sleek design is appealing and can be mounted in plain sight
  • Unlimited supply of hot water
  • Major energy savings
  • Minimum flow to activate unit: 0.40 GPM
No. 12
Stiebel Eltron 202646 Model DHC 3-1 Classic Single Sink Point-of-Use Electric Tankless Water Heater, 120V, 1 Phase, 50/60 Hz, Hydraulically Controlled, Safety High Limit Switch
  • A sleek new, modern housing with the same reliable copper heating system
  • Up to 50% less power consumption compared to storage type heaters
  • Hot water instantly
  • Hydraulically controlled for quiet operation
  • Resettable safety high limit switch
No. 14
Stiebel Eltron 236135 Model Mini-E 2.5-1 Thermostatic Handwashing Sink Electric Tankless Water Heater 2.4kW, Code-compliant Thermostatic Control, Pre-wired Pigtail Included
  • Factory set at 100°F
  • Adjustable temperature output between 86–120°F
  • Same extremely compact design as mechanical Mini
  • Pre-wired pigtail included
  • Major energy savings
  • Unlimited supply of hot water
  • Proven reliability
  • Sleek design is appealing and can be mounted in plain sight
  • Mini-E models are suitable for booster applications, accepting a maximum incoming water temperature of 122 °F (50 °C)
No. 16
Stiebel Eltron 234046 SHC 4 4 Gallon Water Heater, 4-Gallon
  • The SHC 4, 4 gallon mini tank 120V (volt) electric water heater frees up precious space while providing plenty of hot water for hand washing or kitchen type applications
No. 17
Rheem 11kW 240V Tankless Electric Water Heater
  • ON/OFF Dial Control with adjustable digital temperature display
  • Self-modulating power control
  • 11kW Model Flow Rate: up to 2.68 GPM
  • Side 1/2" NPT water connections
  • On demand, consistent and continuous hot water
SaleNo. 18
Stiebel Eltron 540002 Tankless Water Heater Flow-Aide Fluid Descaler Refill - 1 Quart
  • Non-corrosive Non-toxic Fully biodegradable Safe to handle Zero V.O.C.
No. 19
Stiebel Eltron 202653 Model DHC 8-2 Classic Single Sink Point-of-Use Electric Tankless Water Heaters; Up To 50% Less Power Consumption; 7.2kW/5.4kW, 240V/208V, 30A/26A
  • Up to 50% less power consumption compared to storage type heaters; Hot water instantly
  • Hydraulically controlled for quiet operation; Resettable safety high limit switch
  • Lower installation costs compared to tank type units; Exclusive copper-clad heating element
  • Never dry fires and fails prematurely; Superior reliability
  • 7.2kW/5.4kW, 240V/208V
No. 20
Stiebel Eltron 236010 Model Mini-E 3-1 Thermostatic Handwashing Sink Tankless Electric Water Heater, 120V, 3.0kW, 25A, 0.026 Gallon Water Volumen, 150 psi/10 BAR Working Pressure
  • Code-compliant thermostatic control
  • Adjustable temperature output between 86–120°F
  • Custom temperature settings available
  • Sleek design is appealing and can be mounted in plain sight
  • Can be mounted with fittings pointing up or down

How to choose a good stiebel tankless water heaters

Does the idea of finding a fantastic stiebel tankless water heaters make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in stiebel tankless water heaters. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top stiebel tankless water heaters products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top stiebel tankless water heaters on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top stiebel tankless water heaters brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top stiebel tankless water heaters based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the stiebel tankless water heaters were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good stiebel tankless water heaters, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your stiebel tankless water heaters.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting stiebel tankless water heaters for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our stiebel tankless water heaters. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what stiebel tankless water heaters should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on stiebel tankless water heaters.