BK1/HTC-150M is a transparent cover accessory designed for use with the HTC-15M PCB fuse block for 5 mm fuses. The cover provides protection and visibility for the fuse installed in the HTC-15M fuse block, which is rated for 250 V, 6.3 A, and 1.6 W with tin plated brass terminals. The fuse block assembly is RoHS compliant and carries cURus certification (Guide IZLT2 & IZLT8, File # 14853). This product is packaged as 1000 pieces in a poly bag (BK1- prefix) and is suitable for PCB-mounted fuse protection applications requiring visual inspection of the fuse status.