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D&D Smart Auto Top-Up Unit

This ultra-compact smart auto top-up unit is simple to mount, easy to use and has twin optical sensors for added security.


  • Auto Top-Up Unit (ATO)

  • Compact intelligent sensor with twin optics and visual alarm

  • Built-in real-time failsafe protection

  • No moving parts to fail

  • Small footprint

  • Easy to install

  • Plug & Play

  • Complete with DC Top-Up Pump​​

  • Waterproof

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