XPAQUA Duetto2 ATO

Why Choose Duetto2 ATO?

The Duetto2 ATO by XPAqua is an ultra-compact, intelligent automatic top-off (ATO) system designed to maintain stable water levels in both freshwater and saltwater aquariums. Featuring a proprietary dual-optical sensor and QST (Quick Security Technology) programming, this ATO prevents overfilling while ensuring precise and reliable water replenishment.

Key Features

✔ Dual-Optical Sensor Technology – Accurately detects water levels and prevents overfilling with an integrated backup sensor.
✔ Smart QST Programming – Prevents accidental overflows by shutting off the pump if an abnormal fill event occurs.
✔ Ultra-Compact Design – Tiny sensor package that fits even in tight spaces like AIO (All-in-One) aquariums.
✔ Magnetic Mounting for Easy Installation – Securely attaches to glass or acrylic tanks up to ½ inch (12.7 mm) thick.
✔ Powerful DC Pump – Provides a strong 74 GPH (280 LPH) flow rate with a max head of 8.2 feet (250 cm).
✔ Plug-and-Play Setup – Comes with all necessary installation parts for quick and hassle-free installation.
✔ Works with RO Reservoirs – Perfect for sumps, nano tanks, and freshwater reservoirs.

Specifications

Power Adapter

• Input: 100-240 VAC, 50-60 Hz
• Cable Length: 6 ft (180 cm)

DC Pump

• Max Head: 8.2 ft (250 cm)
• Flow Rate: 74 GPH (280 LPH)
• Power Consumption: 4.8W @ 12V DC
• Pump Cable Length: 6 ft (180 cm)

Mounting & Sensor Details

• Max Mounting Thickness: ½ inch (12.7 mm)
• Cable Length (Sensor to Controller): 6 ft (180 cm)

Why Duetto2 ATO?

🔹 Perfect for Reef & Freshwater Aquariums – Maintains consistent water levels and prevents salinity fluctuations.
🔹 Ideal for Small & Large Tanks – Works in nano aquariums, AIO tanks, sumps, and display tanks.
🔹 Safe & Reliable – Advanced dual-sensor technology with security programming ensures safe and precise operation.
🔹 Quick & Easy Installation – Includes all mounting hardware for fast setup in minutes.

Would you like setup guidance, compatibility recommendations, or troubleshooting tips? 😊