HYDROS LS3 Triple Optical Water Level Sensor

Ensure reliable water level monitoring with the HYDROS Triple Optical Water Level Sensor. Designed for precision and redundancy, this sensor plugs directly into any HYDROS Sense Port to provide accurate level detection without moving parts or additional power needs. Browse the full HYDROS collection for sensors, power bars and accessories that plug into it.

Why You'll Love It

• Triple optical sensors for redundancy and safety
• Plugs directly into HYDROS Sense Port
• No moving parts, maintenance-free operation
• Mounts to glass or acrylic up to ½” thick
• Compact, easy to install, and simple to clean
• Works in both freshwater and saltwater aquariums

Specifications

Recommended Pairings

• HYDROS Launch, HYDROS Start or HYDROS Blenny, controllers with open Sense Ports
• HYDROS Sense Port 9 ft Extension Cable, when the sensor has to reach across the fish room
• HYDROS Triple Optical ATO Kit, level sensing and top-off in one package
• HYDROS Leak Detection Sensor and Magnet Mount Temperature Sensor, the other everyday HYDROS sensors

FAQ

How does the sensor work? It uses optical detection with triple redundancy for accuracy and safety.

Does it require power? No, it’s powered directly from the HYDROS Sense Port.

Can it be used on any HYDROS controller? Yes, it’s compatible with all HYDROS controls featuring a Sense Port.

Is it suitable for ATO or monitoring use? Yes, perfect for sump, ATO, or dosing container monitoring.

Does it work in dark areas? Yes, it functions accurately in full light or darkness.