Up for sale is an obsolete CEB 15-30 AMP MAX., 120/240 VAC, 4 CIRCUIT MAX. PLUG-IN FUSE HEAD FUSE BUS BLOCK (Part No: 3-4, 120/240 VAC) for use with CEB, COMMANDER and SYLVANIA FUSE PANELS & ENCLOSURES (Other Model Type Fuse Holders and Fuse Blocks Available!) ~ please feel free to email me for price, pick-up or shipping information.