Littelfuse JLLN450 - Class T Fast-Acting Fuse 450A@300V (200kA AIC)

Littelfuse JLLN450 is a low-voltage bolt-in fuse designed for high-current circuit protection in industrial applications. This Class T fuse features a 300V AC rating with a 450A current capacity and 200kA interrupting rating at 300V AC for reliable short-circuit protection. The fast-acting (FA) design utilizes a single-barrel construction with a 1.6-inch diameter and bolt-in connection for secure mounting. Compliant with industry standards for Class T fuses, it provides robust protection for power distribution systems, motor control centers, and industrial equipment requiring high interrupting capacity.

Key Features & Specifications

• Type: Class T, fast-acting (FA) low-voltage fuse with single-barrel construction
• Voltage Rating: 300V AC
• Current Rating: 450A
• Dimensions: 1.6" diameter
• Standards: Meets Class T fuse requirements
• Applications: Power distribution, motor control centers, industrial equipment protection
• Connection: Bolt-In
• AIC rating: 200kA@300Vac
• Class Rating: T
• Weight: 3 lb

Product Identification

• UPC: 079458180954
• GTIN: 00079458180954