SICK flexLock Series Safety Switch

RFID safety locking switch with high manipulation protections, up to Pl e level. Lock and door monitoring, locking force up to 3150N.

This model has 10 variants.
Effective August 29th, 2025 SICK has added a 9.8% surcharge for all of their products. The surcharge will appear as a separate line item on each sales order.
Part Number
  • flexLock Series
Highlights...

Features

  • Switch type: Type 4, RFID (EN ISO 14119)
  • Actuator coding level:
    • Low coding level (EN ISO 14119)
    • High coding level (EN ISO 14119)
  • Type of output: self-monitoring semiconductor outputs (OSSDs)
  • 180° actuation radius
  • Power to lock or release
  • Door and lock monitoring
  • Locking force(s):
    • 2,700N (EN ISO 14119)
    • 2,790N (EN ISO 14119)
    • 3,150N (EN ISO 14119)
  • Optional escape release
  • Connection type: M12 plug connector, 8-pin
  • PL e level
  • IP67 / IP69K enclosure rating

The SICK flexLock Series Safety Switch is a safety locking device with RFID monitoring, with an actuation radius of 180°. This offers a high level of flexibility for the safety locking function of doors and flaps. The LEDs offer continuous status visibility at every angle. The open locking head and the rounded housing of the flexLock Series permits easy cleaning. The high offset tolerance also allows for easy mounting and high system availability, even when the door is lowered. Certain variants for personal or process protection are available up to PL e level. The optional escape release allows the locking device to be unlocked from within the hazardous area.

Applications

  • Protection of persons by locking function in the event of the machine making dangerous overrun movements
  • Locking of doors for process protection
  • Applications in which high manipulation protection
  • Applications with small door radii
  • Applications that have high requirements on hygiene and cleaning