Have Questions?
-
Top Quality Products
Trusted name brands
-
In-House Experts
We know our products
-
Best Value
Selling at best possible price
-
Free shipping within USA
Coral orders over $250, plants and others over $100
SR Aquaristik Smart Auto Top Off (ATO)
The SR Aquaristik Smart ATO is a must-have for aquarium keepers that want to maintain a consistent water level. Ideal...

The SR Aquaristik Smart ATO is a must-have for aquarium keepers that want to maintain a consistent water level. Ideal for sumps, rimless or all-in-one aquariums, this sleek ATO is easy to install and drastically reduces maintenance and hassle, keeping aquariums topped off.
The quality powerful magnet will securely hold the optical sensor on aquarium thicknesses up to ¼” or 6mm, making it ideal for almost all applications.
- Quick and easy installation
- Audible alert will quickly notify you if there is an issue with the top off
- Comes complete with all accessories
Comes complete with the following components.
- Smart ATO sensor
- Removable water pump
- Mounting bracket
- 36 inches of tubing
- Power supply