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Houseneeds.com    Home / All Water Heaters / Gas Water Heaters / Electric Water Heaters / Stiebel Eltron Whole House / Tempra 12 Buy
Stiebel Eltron Tempra 12 Electric Tankless Water Heater Buy Page

Tempra Plus Electric On Demand Whole House Water Heater

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Stiebel Eltron Tempra 12
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Stiebel Eltron Electric Tankless Water Heater - 12/9 kw 50 A 240 V - Tempra 12B $439.00  Free Shipping!
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Stiebel Eltron Electric Water Heater (Whole House) - Tempra 12

Stiebel Eltron Electric Water Heater (Whole House) - Tempra 12 Tempra 12 Electric Water Heater The Tempra 12 has been redesigned completely inside and out - upgraded heavy-duty electronics, a simple single flow sensor design, a hinged cover for easy access. Welcome to the next generation of German quality.

The Tempra continually heats water instantaneously as you require it - and only when you require it. The Tempra unit completely replaces a conventional tank heater with no disruption to your comfort and hot water needs.



Stiebel Eltron Tempra 12 Specifications:
  • Voltage - 220v/240v
  • Kilowats (220 Volts) - 12W
  • Max. Amp Load - 50 Amps / 44 Amps
  • Min. Circuit Breaker size - 1 x 60 Amps
  • Min Required Wire Size AWG Copper - 1 x 6 gauge
  • Min Water Flow to activate unit - .29 gpm
  • Pressure Lost in Unit - 1.45 psi
  • Nominal Water Volume - .13 gallons
  • Working Pressure MAX - 150 Psi
  • Water Connections - 3/4" NPT
  • Size - 14 1/2" x 14 1/2" x 4 5/8"
  • Weight - 21 lbs
Stiebel Eltron Tempra 12 Flow Rates
Model 40F° Rise 55F° Rise 60F° Rise 70F° Rise 80F° Rise
Tempra 12 - 240v 2.00 gpm 1.55 gpm 1.35 gpm 1.20 gpm 1.00 gpm
Average Input Water Temperature in the USA is 50-degrees during the winter and 55-degrees during the summer. This will vary from place to place - so make sure you check your input water Temperature.
Use the chart above to calculate how much hot water you will get. See the install manual for more info.
Also, for lower voltage - de-rate as needed.


Stiebel-Eltron Tempra 12 Sizing Chart
Model Capacity
Assumes a 50-degree Input Water Temperature
Tempra 12 Provides 1.20 gallons per minute for water usage at 120°f: sink, dishwasher (not simultaneously)

Provides 1.507 gallons per minute for water usage at 105°f: (Not recommended for showers in cold climates)

If there are problems with your installed Stiebel Eltron Water Heater please contact the manufacturer, Stiebel Eltron Inc., at 1-800-582-8423 for warranty claim instructions. HouseNeeds, Inc. does not accept the return of any installed water heater. Stiebel Eltron Inc. handles all warranty issues.


Click here to view PDF Manuals, PDF Documents, PDF Specifications on this product Stiebel Eltron Electric Tankless Water Heater Tempra Plus 12 PDF Manuals and Brochures - Click Here

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