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Blue Sea 5191 Terminal Fuse Block 30-300AMP

Terminal Fuse Black

  • New isolated stud design uses standard 5/16" hardware and permits stacking of terminals

  • Compact, high-amp fuse-Appropriate for DC Main, inverter, windlass, and bow thruster circuit protection

  • Provides high current protection in tight space constraints

  • Weatherproof-suitable for small open-cockpit boats and other harsh environments

  • Insulating cap prevents accidental shorts

  • Use 5/16" or 3/8" ring terminal


  • Ignition Protected: No

  • Maximum Amperage: 300a

  • Maximum Voltage: 58v DC

  • Terminal Stud: M8 (5/16")

  • Maximum Torque: 75 in-lb

WarningWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to