Safety locking devices
i110 Lock

Safe and economical door monitoring with high locking force

Your Benefits

  • Small design simplifies installation and makes it easy to mount directly on the guard door frame
  • Flexible electrical connectivity due to three cable entry glands
  • Improved diagnostics due to additional contacts for door monitoring
  • Simple adjustment due to various actuators that are suitable for any door
  • Different switching elements offer the appropriate solution for electrical installation
  • Rugged metal housing provides increased machine reliability, even when the guard has a mechanical offset
  • Flexi Loop now enables a safe series connection with enhanced diagnostics capabilities and minimal wiring effort.


Safe and economical door monitoring with high locking force

The i110 Lock safety locking device is used for keeping guards safely locked until a hazardous area can be entered. The locking device has a narrow housing made from plastic and a rugged metal actuator head. This allows the i110 Lock safety switch to achieve the highest restraint forces in this product family.

At a glance
  • Narrow plastic housing
  • Metal actuator head
  • Rigid or mobile actuators
  • Available with M20 X 1.5 cable entry glands or Flexi Loop-compatible M12 plug connector (depending on variant)
  • Power to lock or power to release variants
  • Lock and door monitoring


By partnering with us, you can benefit from our expertise in the functional safety of productivity-increasing safety solutions. So that your processes run smoothly, man and machine work as a team, and we can jointly push the boundaries of what is achievable.

Boost your productivity - with safety solutions from SICK


Technical overview

  • Technical data overview

    Technical data overview

    TypeType 2, electro-mechanical (EN ISO 14119)
    Actuator coding levelLow coding level (EN ISO 14119)
    Type of outputElectro-mechanical contacts
    Locking principlePower to lock / power to release
    Locking monitoring
    Door monitoring
    Locking force Fmax2,500 N (EN ISO 14119) 1)
    Connection type

    Cable gland, 3 x M20

    Plug connector, M12, 8-pin

    • 1) 1500 N with angled actuator.
All technical data can be found accompanying the individual product