F03A250V15AS is a military-qualified instrument fuse conforming to Military Standard MIL-F-15160/03, designed for power and telephone applications. The fuse features a ¼" x 1½" physical dimension with a rated voltage of 250V and current rating of 15A, providing reliable overcurrent protection in military and aerospace systems. The "S" suffix indicates silver-plated fuse caps for enhanced electrical contact and corrosion resistance. This fuse is part of the Cooper Bussmann military product line and serves as a critical protective component in instrument circuits, power distribution systems, and telecommunications equipment where compliance with military standards is mandatory.