Littelfuse FLSR150 - RK5 Time-Delay Fuse 150A@600V (200kA AIC)

Littelfuse FLSR150 is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial electrical systems. Rated for 600V AC/DC applications with a 150A current capacity, it features a 200kA interrupting rating for high-fault protection. The fuse measures 9-5/8" in length with a 1.84" diameter and 1 lb weight, constructed with durable materials for reliable performance. It meets UL 248-12, CSA, and CE standards, ensuring compliance with North American and international safety requirements. Typical applications include motor branch circuits, transformers, and power distribution panels where time-delay protection is critical.

Key Features & Specifications

• Type: Dual-element time-delay fuse with UL Class RK5 construction
• Voltage Rating: 600V AC/DC
• Current Rating: 150A
• Dimensions: 9-5/8" length x 1.84" diameter
• Weight: 1 lb
• Standards: UL 248-12 Class RK5, CSA, CE, QPL-W-F-1814
• Applications: Motor protection, transformers, power distribution
• Class Rating: RK5
• Barrels: 1
• AIC rating: 200kA@600V
• Country of Origin: Mexico

Product Identification

• UPC: 07945817086
• GTIN: 00079458170863