MOS Magnetic Optical Sensor Modules & Add-Ons Max Size 11"

Max Size 11"

the ReefLED G2 60 is ideal for promoting coral growth and coloration

Corals retain their bright

These NEON Green Ricordeas are great additions to ANY reef aquarium

MOS Magnetic Optical Sensor Modules & Add-Ons Max Size 11"The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor. 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