The FHT550-16F is a resettable fuse manufactured by Fuzetec. It is an electronic component that functions as a fail-safe to protect a circuit or device from surges or overloads. This specific fuse has a voltage rating of 16V, current rating of 5.5A, peak current rating of 100A, power rating of 3.5W, reset current limit of 10A, DC resistance of 15mO, action time of 6s, and DC resistance of 37mO. It is a radial leaded, ROHS compliant part.