Littelfuse FLNR020 - Class RK5 Time-Delay Fuse 20A 250V (200kA AIC)

Littelfuse FLNR020 is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial electrical systems. Rated for 250V AC/DC operation with a 20A current rating, it features a ferrule rejection connection and time-delay characteristics for overload protection. The compact 0.56" diameter x 2" cylindrical body meets UL 248-12 Class RK5, CSA, and CE standards while delivering 200kA interrupting capacity. Its dual-element construction provides reliable protection for motors, transformers, and power distribution equipment in harsh industrial environments.

Key Features & Specifications

• Type: UL Class RK5 dual-element time-delay fuse
• Voltage: 250V AC/DC
• Current: 20A
• Dimensions: 0.56" diameter x 2" length
• Weight: 19.6 lb
• Standards: UL 248-12 Class RK5, CSA, CE, QPL-W-F-1814
• Applications: Motor circuits, transformers, power distribution
• Class Rating: RK5
• Connection: Ferrule rejection
• Barrels: 1
• Velocity: Time-delay (TD)
• AIC rating: 200kA@250V
• Country of Origin: Mexico

Product Identification

• UPC: 07945815071
• GTIN: 00079458150711