4A 250V Slow Blow 3AG Fuse (5 Piece Package) 3-AG glass body cartridge fuse size 1/4 x 1 1/4 6.35mm x 32mm. 4 amp 250 volt slow blow fuse. Used on many arcade games and pinball machines and probably one of the most popular size of fuse used. Used on Sanyo 20EZ monitor chassis F302 location. For every quantity of 1 added to your cart you will receive 5 fuses.