Tunze Osmolator 3155 Water Level Controlle

The Tunze Osmolator 3155 is one of the safest ATO’s available. It utilizes an electronic eye sensor to monitor water levels and a backup float switch sensor with an optional audible alarm. The controller protects the quiet metering pump from running dry and reports an empty storage tank. Two magnetic holders for sensors and multiple mounting brackets included as well as a pump. LED indicator lights the Osmolator will allow you to visually see if their are any issues with your top off system. 

Two technologies of water level monitoring, and built in safety back-ups. The optical eye sensor will keep the water level very steady to keep the salinity from fluctuating in your aquarium. The Osmolator does work well with kalkwasser. 

  • User Manual
  • Metering pump flow rate based on pumping height: 3 feet: 13.7 gph, 5 feet: 12.4 gph, 6.5 feet: 7 gph, Maximum pumping height: 7.22 feet
  • Complete kit with power supply, metering pump, hose and sensor mounting system
  • The water level sensor has no moving parts to wear out and is not affected by suspended dirt, light or magnetic fields
  • Optical sensor ignores gentle water movements caused by wave makers and circulation pumps
  • An independent safety sensor with a separate power supply circuit and relay ensures reliable overflow protection
  • A microprocessor monitors the water level in the reservoir and prevents the pump from running dry
  • All functions are clearly displayed by colored LEDs and warning signals
  • The Osmolator uses ultra-low voltage for complete safety
  • Magnetic Mount System: Maximum glass thickness 1/2 inch


$199.99 TZ31551
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