The Littelfuse 506 Series includes ceramic Fast Acting, High Voltage Cartridge Fuses designed to protect high power DC applications. With a 10KA @ 600VDC interrupt rating and compact 6.3x32mm package, the 506 Series Fuses provide robust circuit protection in a smaller package, and can be used as an alternative to existing high power DC midget fuses. The high interrupt capacity and fast response of 3600 seconds minimum and 120 seconds maximum ensures the 506 Series Fuses will open safely to protect equipment under very high fault current conditions. RoHS compliant and lead-free, the 506 Series Fuses are cURus recognized by Underwriters Laboratories Standard UL 248-14. Available in ampere ratings from 15A to 20A, the Littelfuse 506 Series Fast Acting, High Voltage Cartridge Fuses are well-suited for high energy, power efficient applications such as solar energy.