Terminal limit switch small, spring return to centre position

The small shaft limit switch ESK is a safety switch with forced actuation. It is preferably used as emergency limit switch in the highest or lowest landing of lifts. On other moving parts predetermined positions may be registered as well. The switch may be actuated to the left or right direction and is equipped with a spring return to the centre position. The actuation is made at the roller lever by fixed operating ramps.


  • with spring return to center position, actuation from both sides possible
  • compact design
  • transparent hinged lid, can be opened without screws
  • large connection area
  • quiet functioning
  • easy adjustment due to various adjustment options
  • positively driven normally closed contacts
  • plastic parts self-extinguishing

Order information codes

Technical data

norms EN 81-20, EN 81-50, EN 60947-5-1
switching capacity Ui = 250 V Ith = 10 A Uimp = 4 kV
AC-15: Ue = 230 V Ie = 2 A DC-13: Ue = 220 V Ie = 0.3 A
short-circuit capacity T10 A F 16 A
contact material fine silver
actuation-/return force 0.6 N
connection by screw terminal max. 2.5 mm², cable entry 2x M16x1.5
level of protection IP54
ambient air temperature -30 °C up to +80 °C
installation position any
weight 225 g