Fuse 250 A 600V AC 600V DC Class RK5 TRS-R Series Nonindicating Time Delay Body Style Blade Fits Fuse Block Style Rejection Interrupt Rating 200kA at 600V AC 20kA at 600V DC Fuse Size 11-5/8 in L x 2-9/16 in dia Length 11 5/8 in Diameter 2 9/16 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 2HKRFB 6HKRFB Body Material Polyester Dual Element Standards CSA UL