The FWH-500A is a 500V high-current fuse designed for industrial power distribution and protection applications. It features a rated current of 500A RMS with a pre-arc I²t of 29,200 A²s and a total clearing I²t of 149,000 A²s at 500V, providing reliable overcurrent protection. The fuse exhibits a power loss of 84 watts at rated current and is UL recognized for interrupting ratings up to 50kA at 500V DC. Its robust construction and high current capacity make it suitable for large industrial equipment, motor control centers, and power distribution systems where dependable fault protection is essential.