FZONE Precision Auto Top Off with Solenoid Valve

🌊 Perfect for RO/DI Systems: The FZONE Auto Top Off is seamlessly linked to home RO/DI systems, ensuring that only purified water is added to your tank, minimizing harmful substances.

👌 Compact & Versatile: With a tiny footprint of just 0.7 inches, our ATO sensor fits perfectly in rimmed, rimless, and sump tank setups, making it a flexible solution for all aquarium types.

🔍 Dual Optical Sensors for Precision: Featuring dual high-precision sensors, this system offers exact water level control with primary and backup triggers to prevent overflows.

🛡️ Advanced Safety Features: Equipped with QST3.0 and AFT technology, it differentiates between temporary fluctuations and real changes in water level, ensuring consistent performance and reliability.

🎁 Includes Everything You Need: Comes with sensors, solenoid valve, power supply, and PU tubing. Enjoy a two-year warranty, free replacements, and dedicated support for your peace of mind.