The Littelfuse JLLN100 is a Class T Current Limiting Fast Acting fuse with a maximum rating of 100A and 300V. It is designed for use in electrical equipment and supplies, specifically in a business and industrial setting. The product comes in a unit quantity of 3, making it suitable for multiple applications requiring a high level of protection against overcurrent situations. With the trusted brand of Littelfuse, this fuse is reliable and efficient in its ability to safeguard electrical circuits from potential hazards.