Razorback DC MRBF Fuse Holder | 12V Terminal Post Battery Fuse Block

Razorback DC Products MRBF Fuse Holder – 300A Battery Fuse Mount

The Razorback DC Products MRBF Fuse Holder (300 Amp) is a heavy-duty, compact solution for protecting high-current DC battery systems across Australia’s harsh conditions. Designed to mount directly to the battery terminal, this fuse holder provides fast, reliable circuit protection for 4WDs, caravans, camper trailers, marine vessels, and off-grid solar systems.

Perfect for dual battery setups, lithium battery systems, inverters, and DC-DC chargers, the Razorback MRBF fuse holder reduces cable length, improves safety, and delivers a clean, professional install.

Key Features

• 300A current rating – ideal for high-draw DC applications

• Direct battery terminal mount – safer and cleaner installation

• Compact, low-profile design – suits tight engine bays and battery boxes

• Heat-resistant, durable housing – built for Australian conditions

• Low resistance connection – minimises voltage drop

• Corrosion-resistant hardware – suitable for marine and off-road use

• Compatible with MRBF fuses (fuses sold separately)

Ideal For

• 4WD & touring vehicles

• Caravans & camper trailers

• Marine & boating electrical systems

• Off-grid & solar battery setups

• Lithium battery systems

• Inverters, battery chargers & DC-DC chargers

Why Choose Razorback DC Products?

Razorback DC Products are built for Australian 12V and 24V power systems, delivering reliable protection for touring, off-grid, and marine applications. The MRBF fuse holder offers fast-acting protection, cleaner wiring, and improved safety compared to inline fuse holders.

Specifications

• Brand: Razorback DC Products

• Fuse Type: MRBF

• Maximum Current: 300 Amps

• Mounting Type: Battery terminal mount

• Voltage Compatibility: 12V / 24V / 48V DC

• Application: Automotive, caravan, marine, off-grid

• Fuse Included: ❌ No – MRBF fuse sold separately