Pin-type contact with return spring

The pin-type contact SF 1 is a safety switch with forced actuation. The switch is suited for all safety circuits as for instance for the speed control. Preset positions of mechanically moved parts are monitored. It is actuated by a threaded pin with a plunger.


  • actuator made of brass in two different versions,
    with threaded pin M6 or with rounded end
  • actuation direction can be changed
  • robust metal enclosure
  • transparent cover for function control
  • guided pressure return spring
  • positively driven normally closed contact
  • cable entry from both sides possible

Order information codes

Technical data

norms EN 81-20, EN 81-50, EN 60947-5-1
switching capacity Ui = 500 V Ith = 6 A Uimp = 4 kV
AC-15: Ie = 2 A Ue = 230 V DC-13: Ie = 0.5 A Ue = 200 V
short-circuit capacity T 6 A F 10 A
contact material fine silver
actuation force 15 N
connection by slot nut max. 2.5 mm²
cable entry 2x M16x1.5 with 1x clamping gland
1x plug
level of protection IP40, insulated
ambient air temperature -30 °C up to +80 °C
installation position any
weight 150 g



declaration of conformity
DE / EN / 2021