The MEV50A550-45G from Mersen is a Battery Pack Fuse that is designed to protect the main battery and the on-board charger of an electric vehicle. It has a current rating of 550 A and a voltage rating of 500 V. This EV Fuse has a minimum breaking capacity of 2000 A and a power dissipation of 16.6 W. It provides low watt losses and has high cycling performance. This EV fuse provides full coverage of battery module voltage and current. It is available in a screw-mount package that measures 103 x 45 mm and is ideal for EV/HEV, battery pack protection, battery disconnect unit (BDU), battery management system (BMS), battery junction box for auxiliaries and on-board charging applications.