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Stiebel Eltron Tempra 24 Plus -Whole House Tankless Water Heater 24KW

$ 698.00

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Ideal for 2 baths in moderate climates or 3 baths in warm climates.

  • ~ Advanced Flow Control™ ~

The Stiebel Eltron Tempra 24 Plus tankless water heater is an exceptional unit designed with a broad range of applications in mind. If you have a large home with three baths in warm climates, look to this unit to fulfill your needs. Alternatively, if you have a 2 bath home in moderate climates where the incoming water temperature is 55℉ (degrees Fahrenheit) you can expect this unit to provide 120℉ (degrees Fahrenheit) at 2.5 gallons per minute. At 1.5 gallons per minute, it will produce a difference of 92℉ (degrees Fahrenheit) from incoming ambient water temperature. In all reality because of it's "Flow Control" technology it will provide hot water to at least one bath even in cold environments.

The Tempra® Plus is the most technologically advanced tankless water heater available on the market today. Advanced Flow Control™ is exclusive to the Tempra® Plus and ensures a constant temperature output no matter how great the hot water demand is. Advanced Flow Control™ technology works by automatically adjusting the flow of water to eliminate unpleasant temperature fluctuation. What that means to you is a consistently satisfying experience every time, all the time!

  • Meticulously Made in Germany
  • ~ Advanced Flow Control™ ~
  • Save energy and reduce your electric bill
  • Major energy savings 
  • Unlimited supply of hot water
  • Proven reliabiliy
  • Sleek design is appealing and can be mounted in plain sight 
  • ETL, WQA and ISO 9001 Certified!
  • Warranty: 7 Years Leakage / 3 Years Parts
Tech Specs
  • Pipe Fittings: 3/4" NPT
  • 24KW at 240V
  • 100 amps - 2 double pole 50 amp breaker required. 2, 6/2 wire line
  • Dimensions: 16-5/8" x 14-1/2" x 4-5/8" inches
  • Weight: 16.1 lbs

Tankless Water Heater - Stiebel Eltron Tempra 24 Plus installation diagram.


Ask a Question
  • What is the benefit of the Advanced Flow Control?

    Advanced Flow Control™ technology works by automatically adjusting the flow of water to ensure a constant temperature output no matter how great the hot water demand is.

  • What applications is this unit best used for?

    The Stiebel Eltron Tempra 24P tankless water heater has 24KW of heating power, meaning this unit will adequately heat up to 3 baths in warm climates, or up to 2 bath in moderate climates.

  • What electrical specifications are required for this unit?

    The Stiebel Eltron Tempra 24P tankless water heater draws 100 amps, and is a two-line heater, thus requiring 2 Double-pole 50amp breakers, and 6/2 wire (6 gauge).

  • What size fittings does this unit have?

    The Stiebel Eltron Tempra 24P tankless water heater uses 3/4” fittings on both the inlet and outlet, both located on the bottom of the unit.

  • Does this unit come with a warranty?

    All Stiebel Eltron brand water heaters feature a 3-year warranty on all electrical components, as well as a 7-year warranty against any internal leaking components of the unit.

  • I have. Model 223424 Tempra 24B is this one the same I have to replace it

    You can replace with a Tempra 24 Trend or Tempra 24 Plus.

  • Does this have a builtin recirculation pump ?

    No it does not.

  • the hot water pressure in my kitchen downstairs is low when the shower is on upstairs. I have a Tempra 24 Plus.

    Please call our tech dept 305-823-6991.

  • Is a re-circulation pump required with this system?

    No, you cannot use a reserc pump with a tankless heater.

  • Tools needed to change eiements

    You cannot change elements on a Tempra heater. Unfortunately, but you can change/replace complete cylinder.

  • What is difference between the Tempra 24 Trend and the Tempra 24 Plus Stienbel Eltron

    The Plus series heaters all come with the Advance Flow Control. The Trend do not.