The BK/GLR-1/2 is a fast-acting, non-rejecting specialty fuse designed for electrical circuit protection in applications requiring precise ampere ratings. This fuse is rated for 0.5 amperes at 300 volts AC or less, with an interrupting rating of 10,000 amperes, and is compatible with the HLR non-rejection style fuseholder. The fuse and knob are an integral one-piece unit measuring 0.63 inches in length, with the fuse and carrier assembly measuring 0.720 inches in width and 0.850 inches in height. It is UL Listed to Standard 248-14 and CSA Certified to C22.2 No. 248.14, ensuring compliance with recognized safety standards. The BK/GLR-1/2 is commonly used in industrial control circuits, instrumentation, and equipment requiring reliable overcurrent protection with fast response times.