Littelfuse NLS400 - Class H Fuse 400A 600V (50kA AIC)

Littelfuse NLS400 is a Class H low-voltage fuse designed for high-current circuit protection in industrial applications. It features a 600V AC/DC voltage rating and 400A current rating with a 50kA interrupting capacity at 600V for reliable fault protection. The single-barrel construction measures 0.56" in diameter and weighs 3.56 lb, meeting UL/CSA standards for Class H fuses. Its robust design complies with industry safety requirements for electrical distribution systems. Typical applications include motor control centers, industrial control panels, and heavy equipment protection where high interrupting capacity is critical.

Key Features & Specifications

• Type: Class H low-voltage fuse, single barrel construction
• Voltage Rating: 600V AC/DC
• Current Rating: 400A
• Dimensions: 0.56" diameter
• Standards: UL/CSA Class H compliant
• Applications: Motor control centers, industrial panels, heavy equipment
• AIC rating: 50kA@600V
• Class Rating: H
• Barrels: 1
• Weight: 3.56 lb

Product Identification

• UPC: 07945837093
• GTIN: 00079458370935