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SPF Series Fuses/LPHV Series Midget Fuse Holder


Littelfuse SPF series 1000VDC solar fuses specifically designed for photovoltaic systems


Littelfuse SPF series was specifically designed for photovoltaic (PV) systems. This family of midget fuses, measuring 10 x 38mm, can safely protect PV modules and their conductors from reverse overcurrent conditions despite the associated challenges of DC power. SPF Datasheet

The LPHV midget fuse holder is a touch-safe design that mounts quickly onto 35mm din rail, decreasing panel layout and assembly time. It has been self-certified to stringent Littelfuse standards for applications upwards of 1000VDC when used with the Littelfuse SPF series. LPHV Datasheet

SPF/LPHV Series
SPF Series Features
  • UL recognized 1000VDC maximum
  • 13A ratings for flexible design
  • 20kA interrupting rating
  • High performance in compact 10 x 38mm size
  • Touch safe DIN rail holder available
  • PCB leaded version available

LPHV Series Features
  • 1000VDC rating when used with Littelfuse
    SPF or FLU midget fuse series
  • 30A rated
  • Mountable on 35mm din rail
  • Safe and easy installation and removal of fuses
  • No special fuse pullers or tools required
  • Compact design
  • RoHS compliant and Pb free

Digi-Key P/N Littelfuse P/N Description
F3508-ND 0SPF001.T MIDGET FUSE 1KVDC FST 1A SOLAR
F3509-ND 0SPF002.T MIDGET FUSE 1KVDC FST 2A SOLAR
F3510-ND 0SPF003.T MIDGET FUSE 1KVDC FST 3A SOLAR
F3511-ND 0SPF004.T MIDGET FUSE 1KVDC FST 4A SOLAR
F3512-ND 0SPF005.T MIDGET FUSE 1KVDC FST 5A SOLAR
F3513-ND 0SPF008.T MIDGET FUSE 1KVDC FST 8A SOLAR
F3514-ND 0SPF010.T MIDGET FUSE 1KVDC FST 10A SOLAR
F3515-ND 0SPF012.T MIDGET FUSE 1KVDC FST 12A SOLAR
F3516-ND 0SPF020.T MIDGET FUSE 1KVDC FST 20A SOLAR
F3517-ND 0SPF025.T MIDGET FUSE 1KVDC FST 25A SOLAR
F3518-ND 0SPF030.T MIDGET FUSE 1KVDC FST 30A SOLAR
F3519-ND LPHV0001Z FUSEHOLDER MIDGET 1000VDC DIN

Littelfuse SPF Series Compliance