Fuse 1 000 A 300V AC 170V DC Class T JJN Series Nonindicating Fast Acting Body Style Bolt-On Nonrejection Interrupt Rating 100kA at 170V DC 200kA at 300V AC Fuse Size 4 in L x 2 in dia Length 4 in Diameter 2 in Equivalent Brand and Series Bussmann JJN Edison TJN Littelfuse JLLN Mersen A3T Equivalent Series A3T JJN JLLN TJN Compatible Fuse Block Series 1B 1BS T300 T301 T302 T306 Body Material Melamine Single Element