Littelfuse JLLN-300 - Class T Fuse 300A (200kA@300V Interrupt Rating)

Littelfuse JLLN-300 is a Class T low-voltage fuse designed for high-interrupting capacity circuit protection in industrial power distribution systems. This 300V-rated fuse features a 300A current rating with an impressive 200kA interrupting capacity at rated voltage, housed in a compact cylindrical design with a 1.31-inch diameter single-barrel construction. Manufactured as part of the Powr-Gard family, it meets stringent industry standards for reliable overcurrent protection in demanding environments. Typical applications include motor branch circuits, transformer protection, and industrial control panels where high fault current interruption is critical.

Key Features & Specifications

• Type: Class T fast-acting low-voltage fuse with cylindrical design
• Voltage Rating: 300V AC/DC
• Current Rating: 300A
• Interrupting Rating: 200kA at 300V
• Dimensions: 1.31" diameter single-barrel construction
• Standards: Meets UL/CSA requirements for Class T fuses
• Applications: Industrial power distribution, motor protection, transformer circuits

Product Identification

• UPC: 07945818091
• GTIN: 00079458180916