AutoAqua Smart ATO - Automatic Top Off System

AutoAqua Smart ATO - Automatic Top Off System
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  • Item #: CV47286
  • Manufacturer: AutoAqua
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Price $169.99
inSale $159.99
Availability inStock FREE USA SHIP@$75

AutoAqua Smart ATO - Automatic Top Off System

Automatic Top Off System with Controller & Sensor in One

What is Smart AFS Technology?
The Smart ATO is a unique Auto Top Off system with a patent pending contact-less digital sensor that monitors and automates refilling evaporated water. Best of all it is very easy to install and contains no moving parts that can fail. Integrated with AFS (Auto Feedback Security) technology which provides real-time fail safe protection against failure. You simply move the outside controller to adjust your sump to a desired water level. It`s that easy!

*Mounts to Clear Glass or Acrylic sumps.

Max wall thickness: 1/2 inch (12.7mm)
Max distance for sensor: 1 inch (25.4mm)

Everything you need is included

  • Controller/Sensor
  • Power Adapter - 100-240V USA Plug.  Output 12 volts
  • Tubing with Universal Holder
  • DC brushless pump (Max. Height: 6.5 feet, Max. Flow Rate: 74GPH).


  • Impossibly Small & Compact
  • Contactless Optical Water Level Sensor
  • Smart AFS(Auto Feedback Security) Technology
  • Very Easy Setup
  • Safely keep water & salinity levels (in Marine Aquariums) stable
  • Adapts to most aquarium/sumps with walls up to 1/2inch
  • 2-Year Manufacturer`s Warranty



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