Tunze Nano Osmolator 3152 is an economical top off with more fatures than typically availble on competing units. Featuring a safe, low voltage, construction, It includes a pump, a magnet holder for aquariums up to 1/4" thick, power supply a float switch with protective shield and control unit. As a safety, the Osmolator 3152 includes a processor-based anti-overfill system which turns the pump off after five minutes of filling if the level has still not been reached. (equal to a pumping of approximately 0.75 gallons).

Made in Germany. 2-year manufacturer`s warranty excludes float switch; which features a 6-month manufacturer`s warranty and is user replaceable.