Distributor of valves, control valves,
actuated valves and valve accessories

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Model 21

  • Manufacturer: TOPWORX
  • Valve Type: TOPWORX
  • Sub-Type: GO Switch
  • Durable welded stainless steel construction withstands moisture, salt, corrosives, and abuse
  • Heavy-duty contacts
  • Seesaw armature provides snap action and high contact pressure
  • No lever arms, cams, or springs to break or fail
  • Immune to RFI
  • Consumes no power to operate
  • No current leakage
  • Currently the only explosion proof proximity switch rated to 10 amps in the world


?The Model 21 GO Switch provides the same features as the Model 11, only in a smaller design. As with all GO Switches, it can be wired A/C or D/C, N/O or N/C, consumes no power to operate and has no current leakage or voltage drop.


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