Back To Top
TopWorx™ Valvetop DXN Nuclear Discrete Valve Monitor
The DXN discrete valve monitor is qualified for use in containment and is the best solution for quarter-turn AOVs.
It contains two GO Switches to give open/close indication, a ceramic terminal block and it mounts onto the actuator.


  • Single-point mount, stainless steel modular package with integral junction box
  • Fits most quarter-turn actuators
  • Two(2) GO™ Switch-35N Global Containment Proximity/Limit Switches
  • Less deadband between make and break
  • Longer qualified life
  • Proximity switches have no lever arms to bend, break, or lose set point
  • Outstanding for high or low current applications
  • Significant reduction in total installation costs


Interesting in attending a training class?

Visit Course Listing!