Littelfuse FLSR100 - Class RK5 Time-Delay Fuse 100A (200kA Interrupting Rating)

Littelfuse FLSR100 is a UL Class RK5 dual-element time-delay fuse designed for comprehensive circuit protection in industrial power distribution systems. This 100A rated fuse provides reliable 600V AC protection with a 200kA interrupting rating, ensuring robust performance under high-fault conditions. The fuse features a single-barrel construction with a 0.81-inch diameter and 7-7/8-inch length, manufactured to exacting standards for consistent operation. It carries multiple certifications including UL 248-12 Class RK5, CSA, and CE compliance, meeting rigorous industry safety requirements. Typical applications include motor branch circuit protection, transformer protection, and industrial control panel applications where time-delay characteristics prevent nuisance tripping during normal startup conditions.

Key Features & Specifications

• Type: UL Class RK5 Dual-Element Time-Delay Fuse
• Voltage Rating: 600V AC
• Current Rating: 100A
• Dimensions: 7-7/8 inch length, 0.81 inch diameter
• Standards: UL 248-12 Class RK5, CSA Certification, CE, QPL-W-F-1814
• Applications: Motor branch circuits, transformer protection, industrial control panels
• Class Rating: RK5
• AIC rating: 200kA@600V
• Barrels: 1
• Weight: 5.19 lb
• Country of Origin: Mexico

Product Identification

• UPC: 07945817082
• GTIN: 00079458170825