Blue Sea Systems Mega / AMG Safety Fuse Block

The Blue Sea Systems Mega / AMG Fuse Block provides a safe and reliable solution for protecting high-current DC circuits in marine and automotive electrical systems. Designed for use with Mega / AMG fuses (sold separately), it features a sealed protective cover that shields the fuse from moisture, dirt and the harsh marine environment. The fuse block is ignition protected, making it suitable for installation aboard both gasoline and diesel-powered boats. Its insulating cover also complies with ABYC and USCG insulation requirements, while integrated cable breakouts allow wiring to exit in multiple directions for flexible installation. Designed to handle up to 300A when used with appropriately sized cable and fuse, this compact fuse holder is ideal for battery protection, inverters, chargers and other high-current DC applications. Genuine Blue Sea Systems Mega / AMG fuse block Suitable for Mega / AMG fuses (fuse sold separately) Ignition protected for gasoline and diesel-powered boats Sealed cover protects fuse from moisture and corrosion Insulating cover meets ABYC and USCG insulation requirements Cable breakouts allow wire entry from multiple directions Supports up to 300A with correctly sized cable and fuse Ideal for marine, automotive, RV and industrial DC systems Specification Details Maximum Amperage 300A with 4/0 AWG (70mm²) cable* Maximum Voltage 32V DC Stud Size M8 x 1.25 Recommended Stud Torque 120 in-lb (13.56 N·m) Ring Terminal Size M8 (5/16") Weight 0.15 lb (0.07kg) *Maximum amperage rating depends on the use of appropriately sized fuses and cable for the application.