A fuse assembly, in which a pluraity of members constituting a housing of the fuse assembly can be mounted tightly and whether the fuse element has blown out or not can be easily checked, is provided. The fuse assembly 1 has a pair of terminals 2, a fuse element 5 and a housing 4. Each end 3a of the terminals 2 is received into the housing 4. The fuse element 5 connects the terminals 2 with each other. The fuse element 5 has a pair of locking claws 61. The housing 4 has casing members 4a and 4b, which receive each end 3a of the terminals 2 and the fuse element 5 when the casing members 4a and 4b are fit with each other in the housing 4. Each casing member 4a and 4b has a locking recess 64 for engaging with the locking claw 61. One locking claw 61 engages with one locking recess 64, while an opposite locking claw 61 engages with an opposite locking recess 64.