A4J - Class J - Fast-Acting

Amp-Trap fast-acting A4J fuses deliver excellent current-limiting protection to a wide variety of applications. Their unique dimensions prevent the substitution of other fuses with lower voltage ratings, interrupting ratings, or current-limiting capability.

Features

• High current limitation for low peak let-thru current
• Unique dimensions prevent replacement by other fuse classes
• Fiberglass body provides dimensional stability in harsh industrial environments
• Easy-to-read imprint label for quick recognition and replacement

Applications

• Capacitors
• Load centers
• Panelboards
• Switchboards
• Bus duct
• Feeder circuits
• Circuit breakers
• Lighting, heating, and general loads