Carbone-Ferraz 218A4387P84 Industrial High Voltage Fuse

The 218A4387P84 is an industrial high-voltage fuse from Ferraz Shawmut, now part of Mersen, with a 600 VAC, 250 A rating. This protective device is designed to interrupt fault currents in large electrical circuits, safeguarding equipment such as transformers, motor drives, and power distribution panels in demanding industrial environments. Distributor listings show a cross-reference to A070URD30KI0250 for the same part, helping procurement teams source compatible replacements across inventories. As part of the Ferraz Shawmut/Mersen high‑voltage fuse family, 218A4387P84 embodies the rugged protection typical of mid‑ to high‑current applications in industrial power systems. When sourcing a direct replacement or cross‑reference, these ratings—600 V AC and 250 A—should align with your equipment’s protection requirements and the system’s interrupting capabilities.