The QF0603F4A00T is a high-quality, fast-acting thin film fuse manufactured by AEM COMPONENTS. Supreme Components International is an authorised distributor of AEM COMPONENTS, ensuring you receive genuine components. This 0603-sized fuse is designed to provide reliable overcurrent protection in a compact form factor. With a current rating of 4A, it's suitable for a wide range of applications, including portable electronics, industrial equipment, and automotive systems. The thin film construction offers precise and consistent performance characteristics. Its fast-acting nature allows for quick response to fault conditions, minimizing potential damage to downstream circuitry. Choose the QF0603F4A00T for dependable circuit protection.