The BALLUFF BES M08MG1-PSC20A-S04G-W is an inductive proximity sensor with 8mm diameter and 65mm length, featuring a connector interface and normally open (NO) contact configuration. It has a rated operating distance of 2mm (Sn) and flush mounting capability. Model: BES M08MG1-PSC20A-S04G-W (BES03YP).