Have a fuse from Bussmann on hand for quick replacement to get you back up and running. With time delay fuse speed, 2A fuse amps, an interrupt rating of 10kA at 300VAC, and gmf series, this fuse is a must-have. As far as size goes, it is 5/8" in diameter. The voltage rating is 300vac. It is a nonindicating fuse. It has a single element. The body is made of glass material. Standards include: CE, UL 248-14 Guide JDYX, CSA Certification Class 1422-01.