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FWH350A - High-Speed Fuse 350A 500V (Semiconductor Protection)

United Fuses
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The FWH350A is a high-speed semiconductor fuse designed for the reliable protection of power diodes, thyristors, and other sensitive power electronic devices against overcurrents and short circuits. This fuse is rated for 500V AC/DC and carries a continuous current of 350A, providing robust protection with a high interrupting capacity. Constructed with a durable ceramic body and silver-plated blade terminals, it features a compact design for efficient panel mounting and heat dissipation. The FWH350A complies with industry standards for semiconductor protection, ensuring consistent performance in demanding environments. Typical industrial applications include variable frequency drives, uninterruptible power supplies, DC power supplies, and other power conversion equipment.

Key Features & Specifications
  • Type: High-speed semiconductor fuse, ceramic body, silver-plated blade terminals
  • Voltage Rating: 500V AC/DC
  • Current Rating: 350A
  • Weight: 5.19 lb
  • Standards: Complies with industry standards for semiconductor protection
  • Applications: Variable frequency drives, UPS systems, DC power supplies, power conversion equipment


Product Identification
  • UPC: 05171215017
  • GTIN: 00051712150170