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Stiebel Eltron Tempra 29 Trend Whole House Electric Tankless Water Heater - 239217

SKU 239217
Original price $699.00 - Original price $699.00
Original price
$699.00 - $699.00
Current price $699.00
in stock

The Stiebel Eltron Tempra 29 Trend Whole House Electric Tankless Water Heater - 239217 is a 240/208V - 28.8 kW copper tankless electric water heater with a digital thermostat, provides consistently hot water to multiple fixtures simultaneously while reducing energy usage. The Tempra Trend models feature a memory preset for easy temperature adjustments and offer endless hot water with exceptional efficiency and comfort. The Stiebel Eltron Tempra responds instantly to your demand for hot water, ensuring uninterrupted showers even if several are taken consecutively. Its self-modulation feature ensures minimal energy consumption at all times.


  • Proven reliability from the world leader
  • Unlimited supply of hot water
  • Sleek design saves space
  • No venting required
  • Provides continuous hot water on demand
  • Saves energy with auto-modulation
  • Solid copper heating chambers
  • Smart microprocessor technology for steady temp. with variable flow
  • 7/3-year warranty

Please refer to the sizing guide for help in choosing the ideal model for your requirements.

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Tempra Model Item Number239217
Phase - 50/60 HzSingle (6) 50/60 Hz
Voltage240 V or 208 V
Wattage3 x 40 A3 x 35 A
Amperage3 x 40 A3 x 35 A
Number & min. recommended 
size of circuit breakers (1) (DP)
3 x 40 A3 x 35 A
Number of runs & min. recommended
wire size (2) (copper)
3 x 8/2 AWG
Maximum Flow Rate at Ambient Water Temperature42°F3.1 GPM
52°F3.7 GPM
62°F4.6 GPM
72°F6 GPM
Maximum temperature increase 
above ambient water temp
@ 1.50 GPM92 °F92 °F
@ 2.25 GPM87 °F66 °F
@ 3.00 GPM66 °F49 °F
@ 4.50 GPM44 °F33 °F
Min. water flow to activate unit0.77 gpm (2.9 l/min)
Weight19.0 lb (8.6 kg)
Nominal water volume0.39 gal (1.5 l)
Max. inlet water temperature131 °F (55 °C)
DimensionsWidth 165 /8˝ (42.0 cm) x Height 14½˝ (36.9 cm) x Depth 45 /8˝ (11.7 cm)
Minimum pressure30 psi (2 bar)
Working pressure150 psi (10 bar)
Tested to pressure300 psi (20 bar)
Water connections¾˝ NPT


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