Littelfuse FLSR004 - RK5 Time-Delay Fuse 4A 600V (200kA AIC)

Littelfuse FLSR004 is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in low-voltage applications. It features a 600V AC/DC voltage rating and 4A current rating with a 200kA interrupting capacity at 600V for reliable overload and short-circuit protection. The fuse measures 0.81 inches in diameter with a 5-inch length, constructed with a single-barrel design for industrial durability. Certified to UL 248-12, CE, and CSA standards, it meets QPL-W-F-1814 specifications for rigorous electrical environments. Typical applications include motor control centers, transformers, and power distribution systems requiring time-delay protection.

Key Features & Specifications

• Type: UL Class RK5 dual-element time-delay fuse
• Voltage Rating: 600V AC/DC
• Current Rating: 4A
• Dimensions: 0.81" diameter x 5" length
• Standards: UL 248-12, CE, CSA, QPL-W-F-1814
• Applications: Motor controls, transformers, power distribution
• Class Rating: RK5
• Barrels: 1
• AIC rating: 200kA@600V
• Country of Origin: Mexico

• UPC: 07945817053
• GTIN: 00079458170535