Semiconductor Fuses


  • Littelfuse PSR High-Speed Fuse Series

    PSR Series

  • Littelfuse PSR Series High-Speed Square Body Fuses are specially designed for protection of power se...More

  • Amps (A): 40, 50, 050, 63, 063, 80, 080, 100, 125, 160, 200, 250, 280, 315, 350, 400, 450, 500, 550, 630 more

  • Interrupting Rating: 100kA@1300VAC, 200kA@600VAC, 200kA@650VAC, 200kA@700VAC

  • Opening: Very Fast-Acting (FF)