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Stiebel Elton TEMPRA356B Tank-less Electric Water Heater review

Stiebel Elton TEMPRA356B Tank-less Electric Water Heater

The Stiebel Eltron TEMPRA36B is one of the best electric tankless water heaters in the market. As a homeowner, you rarely encounter a home appliance that reduces the energy bills by more than 40%. But Stiebel aims to achieve that.

The new Stiebel Eltron TEMPRA36B is equipped with a power control system designed to maximize energy usage when it is on and does not use any energy when it is in rest mode. At this mode, the unit barely uses any power. This power control system manages power usage for top efficiency and temperature stability.

The Stiebel Eltron Tempra electric tankless water heater is very energy efficient. It reduces hot water costs up to 60 %. Another benefit from this unit is set up. Its’ installation is quick and easy. Besides, its compact size allows installation practically anywhere. The unit works well whether your water supply is hard or soft.

The Stiebel Eltron TEMPRA36B features an intelligent, self-modulating technology designed for maximum efficiency, temperature stability, and optimal power usage. The electronic temperature control has an intuitive knob which allows you to choose the desired setting for an even more optimal power conservancy. The analog dial ensures easy manipulation regardless of the use of the heater at that particular time.

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Key Features

A constant supply of hot water

 Keeps heating water as you require. The Stiebel Eltron TEMPRA36B system is here to replace the conventional tank heater.

It saves energy and reduces your electric bill at the same time

Changing to a tankless system results in savings of 15 – 20%! If you switch to The Stiebel Eltron TEMPRA36B electric tankless water heater, you save up to 40 %.

Easily control the temperature by setting a dial

The Stiebel Eltron TEMPRA36B is convenient to allow you to set the knob on the front cover and enjoy water temperatures desired at any time. Advanced microprocessor technology ensures that the water temperature never deviates from the set point.

Compact sized

 Considerably less space is used than conventional tank type water tanks and saves valuable living space.

Ultimate reliability

The Stiebel Eltron TEMPRA36B has an impressive track record of excellence in engineering and quality.

Has a three-year warranty

 The three-year warranty is unique in the industry. The Stiebel Eltron TEMPRA36B is dependable for many years to come.  In case of a faulty unit, they will replace it.


  • It delivers water at flow rates between one to three gallons per minute. This rate is also dependent on temperature rise and the number of faucets that need hot water simultaneously.
  • It has a compact-sized allowing for installation even in small spaces.
  • The Stiebel Eltron TEMPRA36B is highly energy efficient.
  • Proven reliability.
  • Unlimited supply of hot water.
  • No venting is required.


  • The price of the unit is quite high.

Frequently Asked Questions

What size flexible braided piping do I use?

Mini models require 3/8’’ braided steel or flex connectors. DHC and DHC-E models need ½” NPT braided steel or flex connectors. Tempra models require ¾” NPT braided steel or flex connectors.

Can I install my own Stiebel Eltron tankless heater?

The installation manual recommends that you hire a licensed plumber and electrician to install Stiebel Eltron tankless water heaters.

Does this electric water heater need to be vented?

No, these electric tankless water heater units do not require any venting.

Can my Stiebel Eltron tankless electric water heater be installed outdoors?

Yes, but it must be protected from the elements. Outdoors installation with protection against rain and snow is so that they don’t disrupt the electricity.

Is the heater fit for both commercial and residential applications?

Yes, Stiebel Eltron tankless electric water heaters can be used for both commercial and residential applications.

Can the unit be used when the water is already preheated?

No, the Stiebel Eltron TEMPRA36B can’t sense water already heated, but the DHC-E series has temperature sensors and can accept preheated incoming water temperatures of up to 131 °F.


The fact that this electric tankless water heater can work perfectly with hard or soft water makes the Stiebel Eltron TEMPRA36B is no doubt the best in its class. The hours of engineering and manufacturing put in maintains their tradition of excellence. This tradition means you can depend on the performance and reliability of this product for many years to come. And you get to enjoy the long three-year warranty on the product.

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