Littelfuse LLSRK-12ID - RK1 Time-Delay Fuse 12A (300kA AIC, 600V)

Littelfuse LLSRK-12ID is a time-delay, current-limiting fuse from the Powr-Gard family designed to provide superior circuit protection in low voltage applications. It features a 12A current rating and a 600V AC voltage rating, capable of interrupting up to 300kA short-circuit currents. The fuse is constructed with a single-barrel design featuring ferrule connections and has a compact diameter of 0.81 inches with a weight of 5 lb. This RK1 class fuse is engineered to meet rigorous industrial standards for reliable performance. It is typically applied in motor branch circuits, transformers, and other equipment requiring a high degree of fault current protection and time-delay characteristics.

Key Features & Specifications

• Type: Time-delay, current-limiting, single barrel fuse with ferrule connections
• Voltage Rating: 600V AC
• Current Rating: 12A
• Dimensions: 0.81 inches diameter
• Standards: Industrial standards for RK1 class fuses
• Applications: Motor branch circuits, transformers, and industrial equipment protection
• AIC rating: 300kA @ 600V AC
• Class Rating: RK1
• Connection: Ferrule
• Barrels: 1
• Weight: 5 lb