The water demineralizer system

The water demineralizer system Multidem supplies top quality demineralized water for generating steam in autoclaves. As a result, it ensures consistent and optimized performance, thereby extending the service life of your sterilizer or purification unit.

Additional spray gun
In addition, Multidem is also equipped with a spray gun. This is ideal for rinsing instruments prior to sterilization.

Sterilization, Hygiene & Maintenance

Sterilization, Hygiene & Maintenance

System Overview

* Currently not available in North America

  • Multidem - Changing filter head

    Very easy to operate and use

    To replace a consumed filter cartridge,open the locking handle.

    Turn the locking handle as far as it will go, then press the rinse button to release the pressure and take the filter head off the consumed filter cartridge.

    Once you have pulled off the protective cap, place the filter head vertically onto the new cartridge. Multidem is then ready to go again.

    Your advantages at a glance

    • Consumed filter cartridges can be replaced quickly and easily without tools.
    • Multidem is suitable for use with many conventional autoclaves and purification units.
    • The spray gun can also be used to fill the sterilizers manually with demineralized water.
    • For Multidem no external power supply is required.
    • The water demineralizer system delivers consistently high water quality thus preventing limescale deposits in the sterilizers.
    Suitable for use with conventional autoclaves and purification units

    Multidem – Compatible with all units

    1. Direct connection
        Multidem can be connected directly to Lisa Fully Automatic units and to all sterilizers with automatic water filling.

    2. Via a connection system
        The Lisa, Lisa 300 and 500 and Lina autoclaves can be connected to the Multidem unit using water supply connection kit      (SAT/water supply kit).

    3. Manual filling
        The Lisa MB sterilizer and all sterilizers without automatic water filling can be filled with the aid of the spray gun.
    The innovative locking handle on the filter head ensures fast and convenient filter replacement

    Filter head – Very easy to operate and use

    The innovative locking handle on the filter head ensures fast and convenient filter replacement without tools.

    The integrated rinse button for releasing the pressure makes short work of pre-rinsing and venting.

    Multidem C27

    Water supply for W&H sterilizers
    or other brand sterilizers

    Multidem C27
    REF 90000362

    consists of: filter head, cartridge with 2.7 kg,
    tubes, connectors (incl. Water Block®) and 3 bar pressure reducer.


  • Type:

    Multidem C27

    Operating pressure:

    2 bar – 8.6 bar (max.)

    Water temperature (inlet):

    4 – 30 °C / 40 – 86 °F

    Nominal flow rate:

    60 l/h

    Water quality (out):

    demineralized (EN 13060)

    Water quality (in):

    drinking water


    2.7 kg


    124 / 123 / 476 mm

    Operating position:


    Tube lengths:

    2 x 3 m

    Safety valve:


    Backflow preventer: