Littelfuse JLS70 - JLS Class J Fuse 70A 600V (200kA AIC)

Littelfuse JLS70 is a low-voltage current-limiting fuse from the Powr-Gard family, designed for circuit protection in industrial power distribution systems. Rated for 600V AC/DC applications with a 70A current capacity, it provides 200kA interrupting capacity at rated voltage for reliable short-circuit protection. The fuse features a single-barrel construction with a 1-inch diameter cylindrical body, meeting Class J standards for time-delay characteristics and high fault current interruption. It complies with UL/CSA standards for safety and performance in demanding environments. Typical applications include motor branch circuits, transformer protection, and feeder protection in commercial and industrial electrical panels.

Key Features & Specifications

• Type: JLS Class J time-delay fuse, current-limiting design
• Voltage Rating: 600V AC/DC
• Current Rating: 70A
• Diameter: 1 inch (25.4mm)
• Standards: UL/CSA listed
• Applications: Motor circuits, transformers, feeder protection
• AIC rating: 200kA@600V
• Class Rating: J
• Barrels: 1