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Tunze Osmolator

If you own one of Tunze's Osmolator Auto Top-off systems then you’re probably already aware of its uncanny accuracy and rock-solid reliability. The Osmolator is generally regarded as the best of the best; it’s the device both professional and hobbyist aquarists turn to when defending against the constant onslaught of evaporation and its accompanying problems.

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  • On Sale 15%
    Osmolator 3155 Auto Top Off - Tunze
    On Sale 15%

    Osmolator 3155 Auto Top Off - Tunze

    Tunze

    $229.99
    $195.49
    High-tech, for a reliable water level in the aquarium.  Water level regulator with two sensors suitable for use in cabinet filters, in Comline filters or directly on the edge of the aquarium.  Scope of delivery: Ready for mounting with...
  • On Sale 15%
    Osmolator Nano 3152 Auto Top Off - Tunze
    On Sale 15%

    Osmolator Nano 3152 Auto Top Off - Tunze

    Tunze

    $114.99
    $97.74
    For small aquariums, a stable osmotic balance is important, because they are particularly sensitive to constantly changing salt concentrations. The Osmolator nano which was specifically designed for this, is a water level controller with only a...
  • On Sale 15%
    Replacement Osmolator Pump 5000.020 - Tunze
    On Sale 15%

    Replacement Osmolator Pump 5000.020 - Tunze

    Tunze

    $29.99
    $25.49
    Replacement dosing pump with low voltage 3-12V DC for osmolator.Power with 4mm hose at 11V: 0.9m – 110/h, 1.4m – 80l/h, 1.8m – 58l/h, Hmax 3.6m.
  • On Sale 15%
    Osmolator 3 Automatic Water Top Off (ATO) 3154 - Tunze
    On Sale 15%

    Osmolator 3 Automatic Water Top Off (ATO) 3154 - Tunze

    Tunze

    $229.99
    $195.49
    Straightforward and safe water level controller for fresh and sea water with optical control sensor and independent thermal safety sensor. A constant water level keeps the salt concentration constant in seawater aquariums. Incl. Turbelle® High...
  • On Sale 15%
    Turbelle High Jet Replacement Osmolator Pump (3155 & 3152) 5000.021 - Tunze
    On Sale 15%

    Turbelle High Jet Replacement Osmolator Pump (3155 & 3152) 5000.021 - Tunze

    Tunze

    $69.99
    $59.49
    The Turbelle® High Jet is a replacement dosing pump with safety extra low voltage 12 V DC for Osmolator® nano 3152 and Osmolator® 3155 and belongs to a new generation of centrifugal pumps with a high delivery height and small...