Littelfuse SPF Series Solar Fuses The Littelfuse SPF series of solar protection fuses have been specifically designed for the protection of photovoltaic (PV) systems. This family of midget style fuses can safely protect PV modules and conductors from reverse overcurrent conditions. Applications include combiner boxes, inverters and battery charge controllers. Designed to both UL and IEC photovoltaic specifications
UL 2579 listed 1000 VDC maximum
1-30A ratings available