Littelfuse JLLN-125 - Class T Fuse 125A 300V (200kA AIC)

Littelfuse JLLN-125 is a Class T low-voltage fuse designed for high-performance circuit protection in industrial power distribution systems. It features a 300V AC/DC voltage rating and 125A current rating with a 200kA interrupting capacity at 300V for reliable short-circuit protection. The single-barrel construction measures 1.06" in diameter with time-delay characteristics, meeting UL/CSA standards for Class T fuses. Its rugged design ensures compliance with industrial safety requirements for motor branch circuits, transformers, and feeder protection applications where high fault currents may occur.

Key Features & Specifications

• Type: Class T time-delay fuse with single barrel construction
• Voltage Rating: 300V AC/DC
• Current Rating: 125A
• Diameter: 1.06" (26.92mm)
• Standards: UL/CSA Class T compliant
• Applications: Industrial power distribution, motor circuits, transformers
• AIC rating: 200kA@300V
• Class Rating: T
• Barrels: 1

Product Identification

• UPC: 07945818084
• GTIN: 00079458180848