's 31-type fuse
Schurter's 31-type fuse is a subminiature fuse, featuring a cylindrical end cap design and a 4 x 5 mm body size, with an axial leaded design. The 0031.8231 part is a 31-type 2.8A 250VAC/300VDC six-time sand coated ceramic body fuse with a 5mm pitch and 6.3mm diameter. It carries UL/CSA/VDE approvals, and a high interrupting capacity of 200A@250VAC.