Littelfuse NLN125 - Low Voltage Fuse 125A (Class K5, 50kA AIC)

Littelfuse NLN125 is a low voltage current-limiting fuse designed for industrial circuit protection applications. It features a 125A current rating and 250V voltage rating with a high interrupting capacity of 50kA at 250V AC. The fuse construction includes a single barrel design with a 2.59-inch diameter and weighs 5.19 lb, meeting Class K5 specifications for time-delay characteristics. This fuse complies with industry standards for reliable overcurrent protection in demanding environments. Typical applications include motor branch circuits, feeder circuits, and industrial control panels where coordinated protection is required.

Key Features & Specifications

• Type: Low voltage current-limiting fuse, time-delay characteristic, single barrel construction
• Voltage Rating: 250V AC
• Current Rating: 125A
• Dimensions: 2.59-inch diameter
• Standards: Class K5 rated
• Applications: Motor branch circuits, feeder circuits, industrial control panels
• AIC rating: 50kA@250V
• Class Rating: K5
• Barrels: 1
• Weight: 5.19 lb

Product Identification

• UPC: 07945836084
• GTIN: 00079458360844