Fuse 600 A 600V AC 300V DC Class RK5 FRS-R Series Nonindicating Time Delay Body Style Blade Fits Fuse Block Style Rejection Interrupt Rating 200kA at 600V AC 20kA at 300V DC Fuse Size 13-3/8 in L x 2-7/8 in dia Length 13 3/8 in Diameter 2 7/8 in Equivalent Brand and Series Bussmann FRS-R Edison ECSR Littelfuse FLSR Mersen TRS-R Equivalent Series ECSR FLSR FRS-R TRS-R Compatible Fuse Block Series 1BR R600 Body Material Fiberglass Dual Element