The BK/S506-6.3-R is a miniature fuse that will protect your electronics. This device has a current rating of 6.3. It has 2 terminals. The BK/S506-6.3-R fuse has a cartridge termination style. This product is 20 mm long with a diameter of 5.2 mm. The maximum AC voltage rating is 250 VAC. Its fuse is made from glass.