Reduce potential risks with a fuse from Mersen/Ferraz Shawmut. With fast acting fuse speed, 6A fuse amps, an interrupt rating of 100A at 300VAC, 10kA at 125VAC, and slr series, this fuse is a must-have. Functionally equal to Bussmann GLR, Littelfuse LGR, you'll thoroughly enjoy its use. As far as size goes, it is 1/4" in diameter. The voltage rating is 300vac. It is a nonindicating fuse. It comes in a quantity of 5. It has a single element. The body is made of glass material. Standards include: UL, CSA.