BH-1133 is a modular fuse block from the Bussmann series designed for bolt-on high speed, 300V and 600V Class T fuses. It features a voltage rating of 700 V and a current rating of 400 A, with a withstand rating of 200 kA RMS Sym. or the applied fuse interrupting rating, whichever is less. The fuse block utilizes a 3/8 inch stud diameter and accepts conductors from 6 to 250 kcmil AWG Cu. Construction materials include a light-weight, high temperature thermoplastic base, plated steel mounting studs and nuts, spring steel washers, and tin-plated aluminum connectors. This product is UL Recognized, CSA Certified, CE marked, and RoHS compliant, making it suitable for industrial power distribution and protection applications.