STW Technic is the premier manufacturer of mobile electronics for off-highway and on-highway vehicles. The STW ESX line of freely programmable controllers relies on German Engineering to bring you the most cost effective ......STW Technic is the premier manufacturer of mobile electronics for off-highway and on-highway vehicles. The STW ESX line of freely programmable controllers relies on German Engineering to bring you the most cost effective and capable controller on the market today. STW provides Freely programmable controllers for on-highway and off-highway vehicles Freely programmable, mobile rated displays Robust sensors for pressure and force measurement