Littelfuse FLSR-04.5ID - RK5 Class Fuse 600V/4.5A (200kA AIC)

Littelfuse FLSR-04.5ID is a low-voltage current-limiting fuse from the Powr-Gard family, designed for circuit protection in industrial electrical systems. It features a 600V AC/DC voltage rating and 4.5A current rating with a 200kA interrupting capacity at 600V for reliable overcurrent protection. The fuse has a compact 0.81" diameter ferrule connection design with single-barrel RK5 class construction for time-delay performance. It meets industry standards for low-voltage protection applications including motor circuits, transformers, and power distribution equipment.

Key Features & Specifications

• Type: FLSR_ID time-delay current-limiting fuse with ceramic body
• Voltage Rating: 600V AC/DC
• Current Rating: 4.5A
• Diameter: 0.81" (20.57mm)
• Class Rating: RK5
• Connection: Ferrule
• Barrels: 1
• AIC rating: 200kA@600V
• Applications: Motor protection, transformers, power distribution panels