Eaton MRBF Single Fuse Holder Kit


This Eaton (Cooper Bussman) MRBF Single Fuse Holder Kit includes the following parts:

  • Eaton Single MRBF (Marine Rated Battery Fuse) Fuse Holder with M8 stainless steel stud
  • Stainless Steel flat washers (to accommodate large and small eyelets), lock washer, and nut
  • Red Insulating Cover

This Marine Grade Fuse Holder is perfect for a single Marine Rated Battery Fuse (MRBF) of up to 300A.

Ignition protected (SAE J1171) for installations inside closed engine compartments.

See below for complete specifications, Junction Studs, and Marine Rated Battery Fuses.

Fuse, Cable, Eyelets, and Junction Studs are shown for illustrative purposes only and sold separately.



Dimensions:  See drawing above in photos
Stud:  M8 Stainless Steel
Maximum Amperage: 300A*
Maximum Voltage: 32VDC*
Ignition Protected:  per SAE J1117*
Ingress Protection:  IP66*
Stud Size for Fuse:  M8 (5/16″ eyelets)
Recommended Stud Torque:  106 in-lb (12 N•m)

*When using Marine Rated Battery Fuses (MRBF)

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