GO Leverless Limit Switches

GO leverless limit switches have been trusted across heavy industry such as Oil & Gas, Power, Steel and Mining for over 60 years to sense position in the most arduous conditions. GO switches are unique and patented, using a rare earth magnet to give snap-action operation.

Ascendant Technologies has worked with GO switch for 10 years, supplying 650 customers in 32 countries throughout Europe, the Middle East and Africa


  • Safe Area
  • Intrinsically Safe (simple apparatus)
  • Explosion Proof
  • Laquered Brass or Stainless steel construction
  • Sensing distances up to 100mm (4″)
  • target magnets and mounting kits supplied
  • SPDT and DPDT options
  • versions for switchboxes (35 series)
  • Integral wiring heads
  • Low temperature to -40C
  • “Stroke to Go” switches for hydraulic cylinders
  • Extended body switches for integration into products such as Choke Valves


  • ATEX
  • CSA/UL
  • GOST-R and RTN

Additional Services

  • Mounting bracket design using CAD
  • Supply of accessories such as conduit, glands and junction boxes. Full assemblies designed and supplied