Littelfuse FLSR-004ID - RK5 Class Time-Delay Fuse 4A 600V (200kA AIC)

Littelfuse FLSR-004ID is a low voltage current-limiting fuse designed for providing high-interrupting capacity protection in industrial electrical systems. This 4A fuse features a 600V AC voltage rating and delivers 200,000 amperes interrupting capacity at 600V to safely clear high-level faults. Constructed with a single-barrel design and ferrule connections, the fuse measures 0.81 inches in diameter and carries an RK5 class rating for time-delay characteristics. The device complies with industry standards for current-limiting fuses and is typically applied in motor branch circuits, transformers, and power distribution equipment where coordinated overload protection is required.

Key Features & Specifications

• Type: Current-limiting time-delay fuse, single barrel construction with ferrule connections
• Voltage Rating: 600V AC
• Current Rating: 4A
• Dimensions: 0.81 inches diameter
• Standards: RK5 class rated
• Applications: Motor branch circuits, transformer protection, power distribution systems
• AIC rating: 200kA @ 600V AC
• Connection: Ferrule
• Barrels: 1
• Class Rating: RK5
• Diameter: 0.81 inches

Product Identification

• UPC: 07945802524
• GTIN: 00079458025248