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Neptune Optical Level Sensor

Neptune Optical Level Sensor

SKU: T48

The Neptune Systems Optical Level Sensor (OS-1) is a versatile tool designed to integrate seamlessly with your FMM (Fluid Monitoring Module). Utilizing reflected infrared light, it detects changes in moisture levels, signaling your Apex controller accordingly. Whether used in DIY auto-top-off systems, as high-level warning sensors in sumps, or for monitoring water storage levels, the OS-1 offers diverse applications. Mountable in custom brackets or through vessel holes, each sensor comes with a fastening nut and silicone washer for easy installation. With a 3-meter wire length, these sensors provide flexibility in placement. Sold individually, they offer customizable solutions tailored to your aquarium setup.

Neptune Systems Optical Level Sensor  (OS-1)


This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a high-level warning sensor in your sump, water storage level sensor, and much more. The sensors can be mounted into custom brackets or through a hole in a vessel. Included are a fastening nut and silicone washer. The sensor has a wire length of 3 meters. These sensors are sold individually.

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