Littelfuse FLSR040 - RK5 Time-Delay Fuse 40A 600V (200kA AIC)

Littelfuse FLSR040 is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial electrical systems. It features a 600V AC/DC voltage rating and 40A current rating with a 200kA interrupting capacity at 600V for reliable overcurrent protection. The fuse measures 1.06" in diameter with a 5-1/2" length, constructed with durable materials for industrial environments. It meets UL 248-12 Class RK5, CSA, CE, and QPL-W-F-1814 standards for safety and performance. Typical applications include motor branch circuits, transformers, and power distribution equipment requiring time-delay protection.

Key Features & Specifications

• Type: UL Class RK5 dual-element time-delay fuse
• Voltage Rating: 600V AC/DC
• Current Rating: 40A
• Dimensions: 1.06" diameter x 5-1/2" length
• Standards: UL 248-12 Class RK5, CSA, CE, QPL-W-F-1814
• Applications: Motor circuits, transformers, power distribution
• Class Rating: RK5
• Barrels: 1
• AIC rating: 200kA@600V
• Certification: CE, UL 248-12 Class RK5, CSA Certification, QPL-W-F-1814

Product Identification

• UPC: 07945817075
• GTIN: 00079458170757