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Stiebel Eltron Tempra 24 Plus Tankless Water Heater (239222)

Special Price $698.00 Regular Price $959.00
Stiebel Eltron Tempra 24 Plus Tankless Water Heater (239222)

Stiebel Eltron Tempra 24 Plus Tankless Water Heater (239222)

While every Stiebel Eltron model delivers superior performance, the Tempra®  Plus series represents the industry’s high-point of tankless water heater innovation. Manufactured by Stiebel Eltron, a pioneer and leader in tankless water heating technology for over 90 years, the Tempra® Plus line features our unique Advanced Flow Control function, which ensures that you’ll never be surprised by a cold shower. It also features two different temperature memory presets, making it easy to adjust for personalized needs. Thanks to these and other innovations, the Tempra® Plus ensures that you’ll enjoy endless hot water along with unrivaled efficiency.


  • Unit Provides
  • 92F rise in water Temperature at 1GPM
  • 75F Rise at 2GPM
  • 54F Rise at 3GPM
  • 41F Rise at 4GPM
  • This unit is desiged to work in cold areas where smaller units will not work.
  • This unit will heat an average 2000sqf 3Bed 2Bath home, it will provide for 2 heavy water use applications at once, This means 2 showers can be taken at a time or other heavy uses, including tub filling which the smaller units just can’t do.(Depending on ground water temperature)
  • Water temperature can be adjusted. Unit will not produce water over 140F with built in safety guard.
  • Can produce hot water virtually endlessly, no more cold showers
  • Reduces hot water costs up to 60% over conventional electric water heaters
  • Digital Temperature Display
  • Hinged Cover for easy access
  • Installation is quick and easy, requiring no venting or pressure relief valves, the compact size allows installation almost anywhere.
  • This power control system analyses the data and manages power usage for maximum efficiency and temperature stability. At rest, the unit uses no power at all.
  • Can be used with hard, soft, city or well water.
  • Made in Germany.
  • 3 Year Warranty on parts and workmanship


  • Dimensions: 14 9/16” W x 14 1/2” H x 4 5/8” D
  • Weight: 18 Pounds
  • Materials: All Copper Internals
  • Water Connections: 3/4” NPT with built in shut-off valve
  • Voltage: 240V/208V
  • Wattage: 24kW/18kW
  • Amperage: 2 x 50A
  • Breaker Requirement: 2 x 50A
  • Recommend Wire Size: 2 x 8/2 AWG
  • Energy Efficiency: Up to 99.5%
  • Maximum Gallon Per Minute Recommanded by Manufacturer: 8 GPM

File Downloads

(Size: 112.9 KB)
Stiebel Eltron Tankless Warranty
(Size: 257.2 KB)
Stiebel Eltron Tempra Specs
(Size: 8.5 MB)
Stiebel Eltron Tempra Trend/Plus Install Manual
More Information
MPN 239222
Weight 35.000000
Manufacturer Stiebel Eltron
UPC 040232668616
GTIN 00040232668616
Category Tankless Water Heater
AWG Wire: 2 x6/2 AWG
Voltage 208/240V
Required Breaker: 2x50 Amps
Wire Size 2 x 8/2 AWG
Power 18kW/24kW
Energy Source Electric
Water Connection 3/4 Inch
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