V2 FMM Optical Level Sensor w/ Magnetic Mount - Neptune Systems

V2 FMM Optical Level Sensor w/ Magnetic Mount - Neptune Systems

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These are Version 2.  The new upgraded more water resistant version with the cord near the edge of the sensor. Whether for your ATO reservoir, to use as a sump-high alert, or for your long term water storage such as a brute container, these optical...