Terminal FuseColor: GrayAmperage: 300AInterrupt Rating satisfies ABYC requirements for DC Main circuit protection on large battery banks Ignition protected-safe for installation aboard gasoline powered boatsClear window-visual indication of blown conditionMust be used with terminal fuse block Product : BLUE SEA 5190 FUSE TERMINAL 300 AMP Manufacturer : BLUE SEA SYSTEM Manufacturer Part No : 5190 UPC : 632085051907