Kyosan 25SH100 100 Amp Clear Up Fuse for AC Amplifiers. Normally fitted in various Japanese manufacturers parts from the following: Fanuc, Fuji, GE Fanuc, Hitachi Seiki, Mori, Okuma and many other CNC manufacturer drive systems. The parts are normally 3phase AC Amplifiers. The 25SH100 is also known by its Fanuc part number. This particular Kyosan Fuse part of the SH series is a mid sized metal clear up Fuse with a rating of 100A 250V.