Semiconductor Fuse 800 A 250V AC 250V DC FWX Series Nonindicating Fast Acting Body Style Bolt-On Nonrejection Interrupt Rating 200kA at 250V AC 20kA at 250V DC Fuse Size 3-27/32 in L x 2 in dia Length 3 27/32 in Diameter 2 in Equivalent Brand and Series Bussmann FWX Littelfuse L25S Mersen A30QS Equivalent Series A30QS FWX L25S Compatible Fuse Block Series 1BS Body Material Fiberglass Single Element Standards CE CSA Certified UL Recognized