The 5HT 315-R with Cartridge Fuses is a circuit protection device manufactured by Bel Fuse. It is a polymeric, through-hole, and fast-acting, axial lead, radial lead, and SMD (surface mount device) fuse. This part is designed to protect all types of equipment from current overloads. The 315-R is UL® approved for use in circuits up to 300 volts and has a a current rating of 315 amps. It is an ideal solution for both primary and secondary protection applications in automotive, industrial, electronic, and consumer applications. The fuses feature time-delay characteristics to reduce nuisance openings caused by inrush currents. The 5HT 315-R is RoHS compliant and Halogen Free for a wide range of applications.