This electrical fuse by Gould (A4J50) has a maximum amperage of 50A and a voltage range of 551-600 VAC. It is a Class J type fuse and comes in a pack of 3. The item length is 2-3/8" while the width is 1-1/16". This fuse is suitable for use in commercial and control equipment panels, branch circuits, and electrical wiring. The product is categorized under Fuses & Links, Fuses, Electrical Equipment & Supplies, and Business & Industrial. It is a reliable and high-quality fuse that will protect your electrical equipment and wiring from damages.