Mersen A25X200-4 - Semiconductor Fuse 200A@250V (10.6kA VFA Bolt-In)

Mersen A25X200-4 is a bolt-in semiconductor protection fuse from the Amp-Trap family, engineered for very fast-acting circuit protection in industrial power electronics. Rated for 250V AC/DC systems with a 200A current capacity, this low-voltage fuse features a robust 1.22" diameter bolt-in design capable of interrupting 10.6kA short-circuit currents. Its VFA (Very Fast Acting) velocity characteristic ensures precise protection for sensitive semiconductor devices, complying with industry standards for power electronics protection. The 4 lb single-barrel fuse is commonly deployed in motor drives, rectifiers, and power conversion equipment requiring rapid fault clearing.

Key Features & Specifications

• Type: Bolt-in semiconductor fuse (A25X series)
• Voltage Rating: 250V AC/DC
• Current Rating: 200A
• Dimensions: 1.22" diameter
• Standards: Semiconductor protection class
• Applications: Motor drives, rectifiers, power converters
• Connection: Bolt-in
• Barrels: 1
• Velocity: VFA (Very Fast Acting)
• AIC rating: 10.6kA@250V
• Weight: 4 lb
• Class Rating: Semiconductor

Product Identification

• UPC: 078200194258
• GTIN: 00782001942588