The AutoAqua Smart ATO Duo (and its updated G2 version) is a highly compact, magnetic-mount automatic top-off system designed to maintain stable water levels and salinity in nano to medium-sized aquariums. It eliminates manual refilling by combining dual-sensor safety with an easy-to-use plug-and-play design.

Key Specifications & Performance:

• DC Refill Pump: Delivers a maximum flow rate of 280 litres per hour with a maximum head height of 250 cm (2,5m).
• Sensor Mounting: Uses a strong magnetic backing suitable for glass or acrylic aquarium walls up to 12.7 mm thick.
• Power Supply: Input 100-240 VAC (50-60 Hz), output 12 VDC / 1 A.