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Stiebel Eltron Tempra 12 Trend - Whole House Tankless Water Heater 12KW

$ 439.00

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Good for 1 bath in warm climates

The Stiebel Eltron Tempra 12 Trend is the quintessential tankless water heater. It produces enough hot water for a home with one bath in warm climates. It is also perfect for a hotel room or a rental property where there is not a large demand for hot water. If you are looking for a water heater with enough capacity to run a shower then this is the one.

The Tempra® has several temperature and flow sensors which feed their readings into the unit’s proprietary microprocessor control. Heating elements are engaged in stages, achieving the temperature you desire. The Tempra® continually monitors the water temperature it produces.

  • Meticulously Made in Germany
  • 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
  • 12KW at 240V
  • 50 amps- 1 double pole 50 amp breaker required. 1, 6/2 wire line
  • Dimensions: 16-5/8" x 14-1/2" x 4-5/8" inches
  • Weight: 13.5 lbs

Stiebel Eltron Tempra 12B installation diagram.


Ask a Question
  • What applications is this unit best used for?

    The Stiebel Eltron Tempra 12 Trend tankless water heater has 12KW of heating power, meaning this unit will adequately heat up to 1 bath in warm climates, or a sink in moderate climates.

  • What electrical specifications are required for this unit?

    The Stiebel Eltron Tempra 12 Trend tankless water heater draws 50 amps, thus requiring 1 Double-pole 50amp breakers, and 6/2 wire (6 gauge).

  • What size fittings does this unit have?

    The Stiebel Eltron Tempra 12 Trend 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.

  • How many amps feed does it take for Tempra 15

    Tempra 15
    60 amps total
    2 X 30 amp double pole breakers
    10/2 awg wire

  • what is the flow rate of the Eltron Tempra 12 in gal/min.

    From 5 to 7 gpm