Püschel Feinsicherungen Cartridge Fuses Micro fuse 623244 - Püschel Feinsicherungen FSSF6,3B, Püschel Feinsicherungen manufactures the FSSF6,3B Micro fuse, a quick-acting cartridge fuse designed with glass, measuring 5 mm x 20 mm, rated at 6.3 A and 250 V. Typically used in sensitive electronic circuits requiring fast response to short circuits, this product ensures reliable protection. The package contains 10 pieces, making it ideal for both production and repair settings. Püschel FSSF63B Micro Fuse Quick Acting 6.3A 250V 5x20mm 10 Pieces