9MD4B TM DC500 3P

High Current Moulded Case Circuit Breakers (MCCB) for battery bank protection

The Ex9MD range of moulded case circuit breakers (MCCB) provide high current breaking capabilities for DC circuits.Used primarily on battery banks, these MCCBs provide a more serviceable approach to protection than standard NH fuse bases.


  • 5 frame sizes – 80A to 800A
  • High breaking capacity
  • Installation flexibility
  • Field installable accessories
  • Certified to EN 60947
    • DC switching voltage

      250V DC per pole e.g. 2 pole = 500V DC