The 25A- series variations are compatible with secondary battery manufacturing for electronics, automotive, and other vehicle types. 25A-PF3W511-U25 is a digital flow sensor that constantly monitors water or coolant flow. The -U variation features PVC piping for additional compatibility with deionized water and liquid chemicals. This is the remote version of 25APF3W711-U25, with a display. Two switch outputs, or one switch and one analog output are available. Options include a mounting bracket and M8 lead wire. This version does not offer a flow adjustment valve or temperature sensor. PF3W is grease-free, IP65 rated, and CE and RoHS compliant.