Fuses-&-Fuse-Accessories > Fuse-Holders-&-Fuse-Adapters

Safety MEGA® Fuse Holder - Blue Sea Systems

Ignition protected for use on gasoline powered equipment with 100A to 300A circuits. Sealed cover protects fuses from harsh environments and satisfies ABYC/USCG insulation requirements. Cover beakouts allow wire access in three directions. One-piece stainless flange nuts ensure safe and secure connections. Meets ISO 8846 and SAE J1171 external ignition protection requirements when cover is secure. IP66.


  • Voltage Max: 32VDC.
  • Amperage Max: 300A.
  • Wire size to meet rating: 4/0 AWG.
  • Accepts MEGA or AMG fuses.
  • Mounting holes: Accept 1/4" (M6) screws. Terminal Stud Size: M8.
  • MEGA fuses sold separately.
MEGA BLUE SEA SYSTEMS BLUE SEA SYSTEMS - SAFETY
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87920 MEGA Safety Fuse Block with Cover, 300 Amp (BSS 7721) (1 MIN) 32.42 1 EA Call