Blue Sea Systems MRBF Triple Fuse Holder


This Blue Sea Systems Marine Grade MRBF Triple Fuse Holder is super slick.  Accommodates up to three Marine Rated Battery Fuses (MRBF), totaling up to 300A.

Clip-on insulating cover satisfies ABYC/USCG insulation requirements.  Ignition protected (SAE J1171) for installations inside closed engine compartments.

See below for complete specifications and Marine Rated Battery Fuses.

Fuses, Cable, Eyelets are shown for illustrative purposes only and sold separately.



Dimensions – See drawing above in photos
Maximum Amperage: 300A per block, 240A per circuit
Maximum Voltage: 58VDC
Stud Size for Fuses and Cable Attachments:  M8 (5/16″ eyelets)
Maximum Stud Torque:  100 in-lb
Ignition Protected:  SAE J1171 Marine Certified

As with all Stainless Steel hardware, we recommend the use of anti-seize when assembling to prevent galling. 

MRBF Fuses


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