Littelfuse JTD100, 100Amp 600V Cartridge Blade Fuse Dimension: 1.1" H x 4.55" W x 1.1" D Cartridge 100Amp (100A) 600V Slow Blow Class J Blade Fuse This Littelfuse JTD100 could be used to substitute for Bussmman LPJ-100SP and Ferraz/Shamwut/Mersen AJT100