The GRF-10 is a non-rejecting, fast-acting cartridge fuse rated at 10 amperes and 300 volts AC or less. It features an integral one-piece design with a knob that cannot be replaced separately, and is designed for use with HLR fuse holders or compatible mounting systems. The fuse has an interrupting rating of 10,000 amperes and is UL Listed to Standard 248-14 and CSA Certified to C22.2 No. 248.14, ensuring compliance with safety standards. It can be panel mounted using a separate steel clip with knockout hole or keyhole punch mounting options. The GRF-10 is commonly used in electrical distribution and protection circuits where reliable fast-acting overcurrent protection is required.