The Littelfuse 20KPA28A is a RoHS-compliant, glass-encapsulated, solid-state fuse that provides circuit protection against short circuit conditions. This fuse has an electrically blown fuse element in a single hermetically sealed package. It has a maximum voltage rating of 28V and a current rating of 20A. The 20KPA28A features a fast acting, fast blow characteristic that provides short circuit protection in low-power circuits. It is designed to protect against overcurrent surges in sensitive power electronics and battery systems. This fuse is suitable for use in a wide range of applications, including automotive, marine, HVAC, and industrial.