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LS2 LS3 & LS4 Limit Switches

Trustworthy detection devices

ABB limit switches are an easy and reliable way to convert mechanical movements into electrical signals.  The contacts are mechanically linked to an actuator for visible operations. By combining different types of actuators and casings, our wide limit switches are designed to match your applications.


  • Plastic or metal casing, IP66 and IP67
  • Able to switch strong current up to 10 A
  • Mechanical durability up to 30 millions of operations


  • Reliable in extreme conditions – Ready for anything
  • Continuous operation – Keep your installation running 24h a day
  • Easy to install – Easy to use