Littelfuse LLNRK100 - RK1 Class Fuse 100A (200kA AIC @ 250V)

Littelfuse LLNRK100 is a low voltage fuse designed for industrial circuit protection applications requiring high interrupting capacity. This RK1 class fuse features a 100A current rating and 250V voltage rating with an impressive 200kA interrupting capacity at rated voltage. The single-barrel construction measures 1.06 inches in diameter and weighs 5.19 lb, providing robust physical characteristics for demanding environments. Engineered to meet industry standards for time-delay fuses, it offers reliable protection against short circuits and overload conditions. Typical applications include motor branch circuits, feeder circuits, and industrial control panels where coordinated protection is essential.

Key Features & Specifications

• Type: Low Voltage Fuse, RK1 Class, Time-Delay, Single Barrel
• Voltage Rating: 250V AC
• Current Rating: 100A
• Dimensions: 1.06" Diameter
• Standards: UL/CSA Listed
• Applications: Motor Circuits, Feeder Protection, Industrial Control Panels
• AIC Rating: 200kA @ 250V
• Class Rating: RK1
• Barrels: 1
• Weight: 5.19 lb
• Family: LLNRK

Product Identification

• UPC: 079458330823
• GTIN: 00079458330823