The SPFJ series from Littelfuse is the smallest 1000 VDC 125 to 450 A photovoltaic fuse available in the market. The SPFJ series is manufactured in Class J case sizes which allow for both fuseholder and busbar mounting configuration. The SPFJ meets both UL and IEC requirements. These fuses are ideal for use in inverters and re-combiner boxes.
- Meets both UL and IEC photovoltaic standards
- Small footprint reduces panel size
- Full-range PV time-current characteristic
- Flexibility of fuseholder or busbar mounting
- Higher amperage solar fuses in standard sizes
- UL Listed Class J branch and feeder circuit rated