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Ground source heat pumps
WPE-I 12.1 Plus HW 400

    • Ground source heat pump installed indoors for heating and hot water
    • Excellent hot water convenience thanks to integral DHW cylinder with high flow temperatures
    • Climate-friendly and futureproof thanks to the use of a natural refrigerant
    • Convenient operation via app, even when away from home
    • High efficiency and low energy costs thanks to modern inverter technology
    • Particularly quiet operation
    • Perfectly scalable for new builds, modernisation projects, family houses and apartment buildings
    • Pleasant summer atmosphere thanks to active and passive cooling (additional component required)
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    Product details

    Combine natural energy with the power of innovation

    Cosy warmth and hot water are important factors in quality of life. Our highly efficient ground source heat pump brings you both. Not only does it deliver energy saving heating, it also fulfils the highest standards of hot water convenience thanks to the integral hot water cylinder. This saves you both energy costs and space in your home.

    Natural heat provided according to demand

    For ease and comfort you can select your preferred temperature using the full-colour touchscreen, or use our app for remote control. The use of a natural refrigerant makes this setup even more environmentally responsible – creating a high efficiency package that impresses in a wide range of applications.


    ERP product datasheet
    Technical datasheet

    Product Number: 207181

    Energy efficiency class: A+++

    SCOP 35 °C (EN 14825): 5.40

    Load profile: XL

    Energy efficiency class, room heating in moderate climates, average temperature applications: A+++

    Energy efficiency class, DHW heating in moderate climates: A+++

    Heating output at B0/W35 (EN 14511): 6,2 kW

    Heating output at B0/W35 (min./max.): 2,7/11,6 kW

    COP at B0/W35 (EN 14511): 4.87

    Sound power level (EN 12102): 40 dB(A)

    Height: 1863 mm

    Width: 600 mm

    Depth: 700 mm

    Nominal capacity: 184 l

    Weight: 172 kg

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    Equipment datasheet

Installation Information:

Please ask your local power supply utility or a registered electrician to install appliances that are not fully wired, i.e. ready to plug in. The electrician should also be able to assist you with obtaining the agreement of the respective power supply utility required for the appliance installation.