Mersen A4J100 - Class J Fuse 600V/100A (200kA AIC)

Mersen A4J100 is a low-voltage current-limiting fuse designed for circuit protection in industrial electrical systems. This Class J fuse features a 600V AC rating with a 100A current capacity and 200kA interrupting rating at 600V for reliable short-circuit protection. The compact cylindrical design measures 1.13" in diameter and 4.63" in length with a single-barrel construction, weighing 0.24 lb for easy panel integration. Compliant with industry standards for current-limiting fuses, it's part of Mersen's Amp-Trap series manufactured in Mexico. Typical applications include motor branch circuits, transformers, and feeder protection in commercial/industrial power distribution systems.

Key Features & Specifications

• Type: Current-limiting fuse, Class J, single-element design
• Voltage Rating: 600V AC
• Current Rating: 100A
• Dimensions: 1.13" diameter x 4.63" length
• Standards: UL/CSA recognized
• Applications: Motor circuits, transformers, panelboards
• AIC rating: 200kA@600V
• Class Rating: J
• Barrels: 1
• Weight: 0.24 lb

Product Identification

• UPC: 782001960322
• GTIN: 00782001960322