This fast-acting fuse offers low breaking capacity. It features glass body construction with nickel-plated brass endcaps. Item: Fuse Fuse Amps: 630mA Indicating / Nonindicating: Indicating Series: GDB Fuse Voltage Rating: 250VAC Fuse Speed: Fast Acting Element: Single Body Material: Glass Rejection / Nonrejection: Nonrejection Body Style: Cylindrical Fuse Interrupt Rating: 35A at 250VAC Length: 20mm Diameter: 5mm Functionally Equal To: Mersen/Ferraz Shawmut GSB, Littelfuse 217 Standards: CE, UL Guide JDYX2