Fusible terminal MRBF 100A - Dimension Drawing

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Blue Sea Systems

5183B-BSS

MRBF 100 A terminal fuse

Designed for protection of marine circuits, the Blue Sea MRBF 100A terminal fuse ensures rapid disconnection in case of overcurrent. Compatible with 12/24V systems, it installs directly on battery terminals for compact integration. This product is supplied alone.

Retail priceBenefit from the professional rate

19,57€

19,57€ ~~22,92€~~

Tax included. Shipping calculated at checkout.

Low stock

Free pickup point from €150 in France
Pickup at Skysat possible

Custom installation

Trust Skysat to install the equipment on board

Request a quote

Installers near you

thanks to our network of approved installers

Find an installer

Support service

Opt for additional installation assistance

Technical specifications

Fuse type	MRBF
Nominal voltage	12/24V
Amperage	100.0
Number of fuses	1.0
Mounting type	On battery terminal
Fuse included	Oui
Ignition protection	Oui
Flame retardant	Oui
ABYC compliance	Oui
Contact material	Tinned copper
Housing material	Reinforced thermoplastic
Weight	0.03
Operating temperature range	-40 to +85 °C
Certifications	ABYC,CE,UL
Compact Design Benefit	Space saving and secure installation
Ease of installation	Yes
Max Operating Voltage Dc	58
Full product name	[BLUE SEA] MRBF 100A fuse terminal
Product Purpose Electrical	Protection for high-current circuits
Product type	Fuse
Product SKU	5183B-BSS
Space-saving design	Yes

Detailed description

The Blue Sea MRBF 100A terminal fuse is designed for protecting marine electrical circuits. With a 100A rating, it provides overcurrent protection for systems operating on 12V or 24V. This type of fuse installs directly on battery terminals, offering a compact and secure solution for high-current applications.

Protection and integration

The MRBF format (Marine Rated Battery Fuse) is specifically developed for applications requiring close protection of the power source, such as the battery. It allows direct installation on battery terminals, minimizing the length of unprotected cables. This approach reduces fire risks related to short circuits or overloads, protecting the entire boat’s electrical system.

Technical specifications of the Blue Sea MRBF 100A fuse

This terminal fuse from Blue Sea is suitable for 12/24V systems and supports a 100A current. It is manufactured in Taiwan and features a compact design. Compared to bulkier inline fuse solutions, the MRBF offers significant space savings and simplified installation, directly on the battery terminal or on an appropriate distribution block. The Blue Sea range includes MRBF fuses in various ratings to cover a wide range of marine circuit protection needs.

Expert opinion

Pol CONIN

Digital Manager

« Main circuit protection: the advantage of the Blue Sea MRBF fuse »

This Blue Sea MRBF 100A terminal fuse is a critical component for the safety of marine electrical installations. Mounting it directly on the battery terminal protects high-current cables at the source, reducing fire risks from undetected short circuits or overloads. It is particularly recommended for main power circuits of high-draw equipment such as windlasses, bow thrusters, or inverters. Using this type of fuse reduces clutter compared to a remote fuse holder, simplifying wiring in confined spaces. It is essential to ensure the fuse rating matches the protected circuit’s requirements, following the equipment manufacturer’s specifications.

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MRBF 100 A terminal fuse

19,57€

19,57€ ~~22,92€~~

Frequently Asked Questions

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What is an MRBF terminal fuse?

The MRBF (Marine Rated Battery Fuse) terminal fuse is a type of fuse specifically designed for marine applications. It is distinguished by its ability to be installed directly on battery terminals or on an appropriate distribution block, providing close protection to the power source. This compact design minimizes the length of unprotected cables, significantly reducing the risk of fire from short circuits or overloads in boat electrical systems.

What is the amperage of this Blue Sea fuse?

This Blue Sea MRBF terminal fuse has a rating of 100A. It is designed to protect marine electrical circuits against overcurrent at this current level.

For which voltages is this terminal fuse designed?

This MRBF terminal fuse is suitable for use with electrical systems operating at 12V or 24V. It provides effective protection for marine installations using these common voltages.

What are the benefits of using an MRBF fuse for marine applications?

The advantages of an MRBF fuse are numerous for marine applications:

Close protection: It is installed directly on the battery terminals, protecting the circuit at the energy source.Increased safety: It minimizes the length of unprotected cables, significantly reducing the risk of fire in case of short circuit or overload.Compact design: Its format is more compact than traditional inline fuse solutions, allowing for significant space savings.Simplified installation: It offers easy and secure installation directly on the battery terminal or on a suitable distribution block.

Is this fuse compatible with 12V and 24V electrical systems?

Yes, this Blue Sea MRBF 100A terminal fuse is fully compatible with marine electrical systems operating on both 12V and 24V. It is designed to provide reliable protection in these two common voltage configurations.