The PF-SRC50E80B1 from Bourns is a High-Power Fuse designed to protect semiconductor devices against overcurrent conditions. It has a voltage rating of 500 VDC/690 VAC, a current rating of 80 A and a power loss of up to 18.2 W. This industrial fuse has an interrupting rating of 50 kA at 500 VDC and 100 kA at 690 VAC. It meets UL 248-13 and IEC 60269-4 (aR Class) semiconductor standards. This fuse is available in a bolt-down package that measures 76 x 19 mm and is ideal for use in power inverters, converters, rectifiers, AC/DC drives, uninterruptible power supplies (UPS) and reduced voltage motor starters. It is also used for energy storage systems, battery pack protection, battery disconnect units, and battery module protection.