Pay in 4 interest-free payments of $10.75 Learn more
Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Unlike other similar products
WARNING: Not intended for continuous use
This added seal helps reduce salt creep buildup and keeps the sump area cleaner long term
feed the aquarium
OS-1 Optical Level Sensor V2 temperature Unlike other similar productsOptical sensors are the go to sensor if you want a reliable sensor over a long period. The Neptune Optical Sensor plugs directly into the FMM allowing you to monitor the level of your sump, mixing station, or any other reservoir with liquid in it. 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
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