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Stiebel Eltron  |  SKU: 239218

Stiebel Eltron Tempra® 36 Trend Whole House Electric Tankless Water Heaters

Regular price $738.92
Shipping calculated at checkout.

Superior Tankless Electric Water Heating

The Tempra® Trend series offers truly outstanding levels of tankless water heater innovation and efficiency. Manufactured by Stiebel Eltron, a pioneer and leader in tankless water heating technology for over 90 years, the Tempra® Trend is capable of providing consistent hot water to several fixtures at once while reducing energy usage. And unlike tankless water heaters from other companies, Tempra® Trend models feature a memory preset that makes it easy to return to your ideal water temperature at the push of a button. With the Tempra® Trend, you’ll enjoy endless hot water, unrivaled efficiency, and the utmost in comfort.


Key Benefits

  • Continuous hot water on demand
  • Advanced electronic temperature control
  • Energy-saving auto-modulation technology
  • Compact wall-mounted design
  • High efficiency ratings (UEF up to 0.98)
  • Available in Trend and Plus models
  • Made in Germany
  • Industry-leading warranty and reliability



🌟 Advanced Direct Coil™ Technology
  • 💧 Endless On-Demand Hot Water.
  • 99% Energy Efficiency
  • 🌱 No Standby Energy Losses
  • 🚫 No Venting Required
  • 🇪🇺 Compact European Design

🛡️ Intelligent Safety & Reliability Features

  • 🧠 Microprocessor-Controlled Operation
    • Continuously monitors system performance for optimal operation.
  • 💦 Integrated Flow Sensor
    • Activates heating only when water flow is detected.
  • 🔒 Patented Air Detection System
    • Automatically prevents dry-fire conditions.
    • Protects heating elements from damage caused by air in the plumbing system.
  • ⚠️ Manual Reset High-Limit Safety Protection
    • Built-in over-temperature protection enhances long-term reliability.

    📏Dimensions & Connections

    Specification Value
    Width 16⅝ in (42.0 cm)
    Height 14½ in (36.9 cm)
    Depth 4⅝ in (11.7 cm)
    Water Connections ¾" NPT
    Maximum Inlet Water Temperature 131°F (55°C)
    Minimum Water Pressure 30 psi (2 bar)
    Working Pressure 150 psi (10 bar)
    Tested Pressure 300 psi (20 bar)


    Water Flow Requirements

    Model Group Minimum Activation Flow
    12 Trend / Plus 0.37 GPM (1.4 L/min)
    15, 20, 24 Trend / Plus 0.50 GPM (1.9 L/min)
    29, 36 Trend / Plus 0.77 GPM (2.9 L/min)



    🔧Depending on total electric load at the installation site, we recommend these minimums for main service:

    100 A for Tempra 12 or 15 Trend/Plus;
    125 A for Tempra 20 Trend/Plus;
    150 A for Tempra 24 Trend/Plus;
    200 A for Tempra 29 Trend/Plus;
    300 A for Tempra 36 Trend/Plus 2 Overcurrent protection sized at 100% of load.
    Tankless water heaters are considered a non-continuous load.
    Copper conductors with a temperature rating of 75 °C or greater must be used. Conductors should be sized to maintain a voltage drop of less than 3% under load.
    Tempra 29 Trend/Plus & Tempra 36 Trend/Plus may be wired for balanced 3-phase 208 V. Tempra 15 Trend/Plus, 20 Trend/Plus, 24 Trend/Plus may be wired for unbalanced 3-phase 208 V.


    Warranty: 

    Technical Documents:

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