A cartridge fuse is a cylinder-shaped fuse with either metal caps (ferrules) or blade contact points, at both ends. ... Most cartridge fuses are rated for 250 Volt to 600 Volt circuits, dependent on the class of the fuse, and rated for varying amperages as high as 600 amps, again dependent on the specific fuse.

Uses of cartridge fuse

• APPLICATIONS: Small motors, Contactors, Lighting, heating & general loads, Branch circuit protection