Apuljack WLS Water Level Sensor PCB

Replacement PCB to fit the, now obsolete, WLS series of water level sensor by Plug in Systems. Typical part numbers of these are WLS2/150 or WLS2/200. This PCB only fits water level units that have the 5 metal probes attached as shown in the pictures. It will not replace the WLS/S converter box. For this you can use the Water Level Converter found <HERE>.

The usual problem with these probes is water ingress and corrosion of the PCB.  This is easy to tell once the cover is off the probe.

Fitting is simple:-