BK/GBB-V-1-R is a very fast-acting ceramic tube fuse from the GBB Series, rated at 1A with axial copper tin leads. It features a voltage rating of 250Vac and 125Vdc, with a physical size of 1/4" x 1-1/4" (6.35 x 31.75mm). The fuse offers an AC interrupting rating of 10,000A at 125Vac and 200A at 250Vac, along with a DC interrupting rating of 10,000A at 125Vdc. Constructed with a ceramic tube and nickel-plated brass endcaps, this UL Recognized and CSA Component Accepted fuse is ideal for applications requiring rapid overcurrent protection in electronic circuits and equipment.