Best Electric Tankless Water Heater

Flow controle module

Tankless water heaters that using electricity as their power supply are the most affordable choice for you if you are looking to retrofit your system. Similar to the gas-powered type, the electric tankless water heater also will save you a lot of money concerning your energy bills as well as providing you a constant supply of hot water to your whole housing appliances and fixtures.

Among many options available in the market, we have picked Stiebel Eltron Tempra 29 Plus Electric Tankless Whole House Water Heater, 240 V, 28.8 kW as the best of electric tankless water heater type. Stiebel Eltron is a well-known and established brand in the tankless water heating appliances. It is also known for consistently having a stylish with sleek and minimalist designs of a water heater, but also tops in features and functionalities too.

The Best Electric Tankless Water Heater

Technical Details Information
Item Weight 19 pounds
Product Dimensions 22.4 x 12 x 20.1 inches
Size (3) 8/2 AWG
Warranty Description 7 years leakage/ 3 years parts


The Stiebel Eltron Tempra 29 Plus is a product imported from Germany. It offers you an innovative design as well as an outstanding build quality. The smart design that Stiebel Eltron Tempra 29 Plus has allows you to have more space in your house, as this unit will not be taking up much of an area. It is compact and easily installed with the hand from a professional. The best part of design aspect is that this unit doesn’t need any venting space. The sleekness of the design ensures that Stiebel Eltron Tempra 29 Plus could be fitted almost everywhere with absolute ease.

The Stiebel Eltron Tempra 29 Plus able to automatically adjust its internal setting and circumstances to use the adequate amount of power concerning lessen the wasted energy. In times of peak hours of usage, this unit will also be able to adjust the water flow. Most of the customers were thrilled with its performance. They were happy about its consistency in providing hot water supply to many appliances and fixtures simultaneously.  Moreover, the Stiebel Eltron Tempra 29’s unique system makes this unit to be one ideal for high-usage applications at once, where you don’t want to consider about rationing hot water usage.

The other uniqueness is this unit comes with digital temperature control which allows you to access and adjust the temperature according to any degree that you desired. Despite its advancement in technology, the electric tankless water heater also turns out to be an energy saver. By using this model in your house, you could reduce your gas bills and save a 15% to 20% of your bill regularly every month.

The Stiebel Eltron Tempra 29 Plus has a three-year warranty on parts. This type of warranty is much better compared to the others on the market. Moreover, it has an added value of being made in Germany, and of using and premium quality materials from Germany. So, you can be assured that this type of unit has a superior build quality over other models. Additionally, Tempra already has outstanding reliability and reputation for long-term and problem-free performance.


The only shortcoming that the Stiebel Eltron Tempra 24 Plus Electric Tankless has because it requires a higher flow rate to activate the unit. The cost of installation is also higher than the other groups. Otherwise, the electric tankless water heater model turns out to be ideal.

Overall, the Stiebel Eltron Tempra 24 Plus Electric Tankless Whole House Water Heater has a positive review, especially in its design and performance. Moreover, It also has many advanced technology features. One of them is the digital thermostat that keeps the water at ideal temperature. Advanced Flow Control technology ensures to regulate temperature automatically.

Read more about tankless water heaters.

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