SINOFUSE RSZ307-2-RAZ-400A1500V RSZ307-2 High-Speed DC Fuse, 400A, 1500VDC, aR Class

The SINOFUSE RSZ307-2-RAZ-400A1500V is an industrial-grade, high-speed DC semiconductor fuse engineered to deliver essential short-circuit and back-up protection within elevated voltage setups. Featuring a continuous rated current of 400A at 1500VDC along with an aR utilization class, this robust protective device is perfectly suited for energy storage systems (ESS), heavy-duty DC motor drives, and solar power inverters. Its Size 2 bolt-on profile provides seamless integration and secure thermal performance, yielding an exceptional short-circuit breaking capacity of up to 250kA to ensure reliable fault isolation.