The LITTELFUSE MICRO fuse (272 Series) was originally developed for the U.S. Space Program and provides reliable performance in a compact design. These fuses are available in plug-in or radial lead styles, catering to a wide range of design needs with ampere ratings from 1/500 to 5 amperes. They are recognized under the Components Program of Underwriters Laboratories and certified by CSA, ensuring quality and safety. The fuse's interrupting rating is 10,000 amperes at 125 VAC/VDC, making it suitable for various industrial and commercial applications.