Littelfuse FLNR125 - Class RK5 Time-Delay Fuse 125A 250V (200kA AIC Rating)

Littelfuse FLNR125 is a UL Class RK5 dual-element time-delay fuse designed for comprehensive circuit protection in industrial applications. It features a 250V AC voltage rating with a 125A current rating and 200kA interrupting capacity at 250V for reliable fault protection. The fuse construction includes a 1.59-inch diameter body with rejection blade connections and time-delay characteristics to handle temporary overloads. It complies with UL 248-12 Class RK5 standards and carries CE, CSA, and QPL-W-F-1814 certifications for industrial safety requirements. Typical applications include motor branch circuits, transformers, and industrial control panels where dual-element protection is essential.

Key Features & Specifications

• Type: UL Class RK5 Dual-Element Time-Delay Fuse
• Voltage Rating: 250V AC
• Current Rating: 125A
• Dimensions: 1.59" diameter x 7-1/8" length
• Standards: UL 248-12 Class RK5, CE, CSA, QPL-W-F-1814
• Applications: Motor circuits, transformers, industrial control panels
• Connection: Rejection Blade
• Barrels: 1
• Velocity: TD - Time Delay
• AIC rating: 200kA@250V
• Class Rating: RK5
• Weight: 5.19 lb

Product Identification

• UPC: 079458150841
• GTIN: 00079458150841