Locking Style Switches


  • Switches lock a mechanical guard until hazardous motion stops completely.
  • Two housing styles are available, based on voltage.
  • Two locking mechanisms are available—spring lock with energized solenoid release and energized solenoid lock with spring release.
  • A wide range of solenoid voltages are available.
  • Rotating head requires little or no tools to adjust to one of four positions.
  • Rigid and flexible in-line actuators are available
  • Design meets positive opening requirements for safety interlocks.


Data Sheets

Document Name Part Number File Size Download
1. SI-LS42 Locking Style Safety Interlock Switches 155400 Download
2. SI-QM100 Locking Style Safety Interlock Switches 49374 Download
3. SI-LS42 Locking Style Safety Interlock Switches
(INACTIVE: Includes SI-LS42 Universal Voltage Units)
60099 Download


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