Battery Fuses

Battery Pack Fuses

Protistor® 2000VDC size 2x122 aR

Mersen DC offers provide a very high performant protection for railway power and auxiliary circuits. Mersen DC Semiconductor fuse-links were developed to provide improved performance required by today's new DC equipment. These fuse-links are typically operated at more elevated temperature than other fuse type, have lower I˛t to minimize damage to protected components on short circuits, lower watts loss and longer life.



  • Volts (VDC) 2000 VDC
  • Size per Standard 2x122
  • Speed / Characteristic aR
  • ROHS Compliant Consult Technical Services
  • Lead Free Consult Technical Services
  • CE conformity Consult Technical Services


  • D2122SD20C500QF - E076640
  • D2122SD20C630QF - F076641
  • D2122SD20C800QF - V096066


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