We have various range proximity sensors. Three wire sensor switches in metal body. Our inductive proximity sensors are highly demanded in market because proximity is easily working long time without noise and vibrate. We have NPN NO/NC, PNP NO/NC, AC NO/NC proximity sensors and also available photo electric sensor switches with plastic material. 
Features 
1) Multiplicity appearance 
2) Compact volume 
3) High repeat orientation precision 
4) Many output form 
5) Strong protection distribution