Littelfuse LLSRK-12ID - Class RK1 Fuse 12A 600V (300kA AIC)

Littelfuse LLSRK-12ID is a Class RK1 low-voltage fuse designed for high-interrupting capacity circuit protection in industrial power distribution systems. It features a 600V AC voltage rating and 12A current rating with a 300kA interrupting capacity at 600V AC, housed in a compact ferrule-style design with a 0.81-inch diameter and 5 lb weight. Constructed as a single-barrel time-delay fuse, it meets RK1 classification standards for reliable overload and short-circuit protection. UL/CSA compliant, this fuse is engineered for use in motor control centers, switchgear, and industrial control panels requiring durable, high-performance protection.

Key Features & Specifications

• Type: Class RK1 time-delay low-voltage fuse with ferrule connection
• Voltage Rating: 600V AC
• Current Rating: 12A
• Dimensions: 0.81" diameter
• Standards: UL/CSA listed, RK1 classification
• Applications: Industrial power distribution, motor control centers, switchgear
• AIC rating: 300kA @ 600V AC
• Connection: Ferrule
• Barrels: 1
• Weight: 5 lb