BK/AGX-1-1/2 is a fast-acting glass tube fuse designed for protection in instruments, electronic circuits, and small appliance applications. The fuse features a ¼" × 1" (6.3 × 25.4 mm) physical size with a glass tube body and nickel-plated brass endcaps, rated at 1.5 A and 250 Vac. It meets UL standard 248-14 and is cULus approved, with an interrupting rating of 100 A at 250 Vac and typical DC cold resistance ranging from 0.064 to 0.086 ohms. The fuse exhibits fast-acting characteristics with opening times of 5 seconds maximum at 200% of rated current, providing reliable circuit protection. This component is ideal for precision electronic equipment requiring fast overcurrent protection with minimal thermal stress.