Osmolator 3 Nano Auto Top Off - Tunze

  Next-Generation Auto Top Off System Stable Aquarium Salinity Level Plug and Play Convenience Compact All-In-One Design Built-In Safety Features   Tunze has long been recognized for its auto top off systems and like its predecessors, the Osmolator 3 nano includes everything you need for installation (except ATO reservoir) with no software setup required. With its optical and thermal sensors, it ensures precise water level control and protection against overfilling-- all within a compact design. Designed for versatility, it can be placed in the sump's return section or on the aquarium's edge, depending on your setup.   The Optical Sensor The large, precise optical sensor detects the water level with an accuracy of 0.5mm and is resistant to air bubbles, deposits, and scratches. The independent thermal safety sensor stops the ATO pump in the event of overfilling. The sensor's strong magnet mount is compatible with sumps/aquariums up to 12mm (0.5") thick. The protection cap helps p