The MHI0402D3N9ST is a surface-mount device (SMD) fuse manufactured by AEM Components. Supreme Components International is an authorised distributor of AEM Components, ensuring you receive genuine, high-quality components. This 0402-sized fuse offers a current rating of 3.9A and features a fast-acting blow characteristic, providing quick and reliable protection against overcurrent events. Its small footprint makes it ideal for space-constrained applications, such as portable electronics, wearables, and other high-density circuit boards. The MHI0402D3N9ST is designed to protect sensitive components from damage caused by excessive current, enhancing the overall reliability and safety of your electronic devices. This SMD fuse is easy to install using standard reflow soldering techniques. Consider this fuse for robust circuit protection.