Valvetop valve controllers and switch boxes for discrete communication of on/off and control valves. Adaptable to all brands of valves and actuators.  Mechanical and proximity switches, ESD partial stroke capability, Foundation Fieldbus, Device Net, Asi interface, “GO Switch” inside and  Wireless Hart position monitoring.

The number one name in Leverless limit switches for reliable position sensing in the most demanding applications.  Proximity sensors for process and factory automation.