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Utility Relay Company has several different versions of complete retrofit kits for the LK/MB breaker.

Kits are available for the following breaker options.

  • Mechanical auto reset actuator
  • Up to 4200 amps
  • Modbus Communications Available
  • Ground Fault available for 3 or 4 wire systems
  • Arc flash protection available



Please visit our Kit Ordering Guide page and use the interactive online ordering system to determine the exact kit you need. You can also Contact Us if you need assistance