Littelfuse LLSRK-1ID - RK1 Fuse 1A 600V (300kA AIC)

Littelfuse LLSRK-1ID is a Class RK1 low-voltage fuse from the Powr-Gard family, designed for circuit protection in industrial power distribution systems. It features a 600V AC voltage rating and 1A current rating, with a high interrupting capacity of 300kA at 600V AC for reliable short-circuit protection. The fuse has a compact cylindrical design with 0.81" diameter ferrule connections and single-barrel construction, weighing 5 lb for robust performance. It meets industry standards for RK1 fuses, providing time-delay characteristics to withstand temporary overloads while maintaining sensitive fault protection. Typical applications include motor control centers, panelboards, and switchgear requiring high-interrupting capacity protection.

Key Features & Specifications

• Type: Class RK1 time-delay fuse with ferrule connection
• Voltage Rating: 600V AC
• Current Rating: 1A
• Dimensions: 0.81" diameter
• Standards: UL/CSA Listed RK1 class
• Applications: Industrial power distribution, motor protection
• AIC rating: 300kA@600Vac
• Connection: Ferrule
• Barrels: 1
• Weight: 5 lb
• Class Rating: RK1