Ferraz Shawmut A25Z200-4 is a Form 101 semiconductor fuse rated for 200 A, designed to interrupt fault currents in high‑current power electronics and industrial electrical equipment. Manufactured by Ferraz Shawmut (now part of Mersen), the device is cataloged as 94232-FUSE FORM 101 in distributor listings, confirming its Form 101 footprint and application for semiconductor-load protection at 200 A. The A25Z200-4 is the A25Z200-4 model number in the Ferraz Shawmut/Mersen family of Form 101 fuses, used in systems requiring reliable current interruption up to 200 A in Form 101 configurations.
