The AutoAqua Digital Inline TDS Titanium S1 is a compact and user-friendly total dissolved solids meter designed for saltwater aquarium enthusiasts. It provides fast and accurate readings of your water's TDS levels, primarily used to monitor the output of reverse osmosis or RO/DI systems, ensuring the water quality is safe and pure for your delicate reef environment. This essential tool helps maintain pristine water parameters by verifying your purification system's efficiency.

This innovative TDS meter features a durable single titanium probe, offering superior corrosion protection for long-lasting performance in aquatic settings. It boasts a large, bright screen for effortless readability and a unique magnetically coupled controller for convenient placement on metal RO system frames. With a simple push of a button, users receive an accurate reading within +/- 2%, and installation is a breeze thanks to the included ¼” push connect union tee. The unit also includes a calibration function for sustained accuracy and an automatic shut-off feature after three minutes to conserve battery life.

The Titanium S1 is an ideal solution for any reef hobbyist dedicated to precise water quality management. It is particularly valuable for determining when to replace RO/DI system cartridges by monitoring both inlet and outlet water purity. Its robust design, ease of use, and reliable accuracy make it an indispensable device for ensuring your aquarium receives only the highest quality, contaminant-free water, thereby promoting the health and vitality of your corals and fish.