The Littelfuse PSR031FS0200Z is a specialty fuse with 200A 700V power ratings. It has a size 31 Flush End In. Thread design and is designed for supplementary protection in both AC and DC circuits. This fuse has a fast acting response time and will easily withstand arcings even in the harshest of conditions. It is UL recognition and its glass construction provides superior voltage-interrupting ability. Additionally, it is highly resistant to shock, vibration, and temperature extremes. This fuse offers excellent current limiting and high interrupting ratings, making it ideal for applications such as power distribution units, industrial controllers, battery controllers, motors, and other high current AC and DC applications.