Fuse, 100 A, 600V AC, Not Rated, Class RK1, KTS-R Series, Nonindicating, Fast Acting, Body Style Blade, Rejection, Interrupt Rating 200kA at 600V AC, Fuse Size 5-7/8 in L x 1-1/16 in dia, Length 5 7/8 in, Diameter 1 1/16 in, Equivalent Brand and Series Bussmann KTS-R, Littelfuse KLSR, Mersen A6K-R, Equivalent Series A6K-R, KLSR, KTS-R, Compatible Fuse Block Series 1BR, R600, RM250, RM251, RM252, RM254, RM256, RM600, RM601, RM602, RM604, RM606, Body Material Melamine, Single Element