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Sierra FS84160 Marine Battery Fuse Holder 90A Purple MRBF

Manufacturer

Sierra

<h3>Sierra: Six Decades of Marine Aftermarket Excellence</h3><p><strong>Sierra</strong> has spent nearly 60 years earning its reputation as one of the most trusted names in the marine aftermarket industry. Originally focused on engine and drive components for boats, the brand has grown into a comprehensive source for nearly everything a boater needs to keep their vessel running at its best — from precision instrumentation to complete engine rebuild hardware.</p><p>Now operating as a brand of Dometic, Sierra manages global aftermarket distribution from a 300,000 sq. ft. facility in Litchfield, Illinois. The Sierra brand today encompasses not only its flagship marine parts line but also well-established marine names like Shields and Moeller, offering boaters a broader catalog than ever before. Whether you own an outboard, inboard, or sterndrive, Sierra's engineering team designs products to meet or exceed OEM specifications.</p><h3>Precision Instrumentation You Can Trust on the Water</h3><p>One of Sierra's most recognized product areas is its marine instrumentation lineup. The brand's <a href="/7570-sierra-gauge-set-1480">gauge sets</a> cover everything from classic analog instrument clusters to advanced digital multi-function displays. Sierra offers packages suited to outboards, sterndrives, and gasoline-powered inboards, with options ranging from coordinated analog kits in styles like Arctic, Eclipse, and Amega to modern touchscreen solutions like the R3 multi-function gauge. Features such as scratch-resistant domed glass lenses, silicone-dampened pointers, and perimeter backlighting make these instruments highly readable in all conditions.</p><p>Behind every accurate gauge reading is a properly calibrated sending circuit. Sierra's <a href="/7570-sierra-gauge-resistor-47908">gauge resistors</a> are a critical part of that chain, ensuring the signals from sensors and sending units are correctly interpreted by your instruments. These components are built to marine-grade standards to resist moisture, vibration, and corrosion — the realities of life on the water.</p><h3>Engine Internals Built to OEM Standards</h3><p>Sierra's history in marine power is perhaps best demonstrated by its deep catalog of engine components. The brand's <a href="/7570-sierra-engine-gasket-set-5404">engine gasket sets</a> cover a wide range of outboard and inboard applications and are engineered to deliver reliable seals in the demanding thermal and chemical environment of a marine engine. For boaters performing seasonal overhauls, top-end rebuilds, or full engine restorations, Sierra gasket kits are a go-to resource trusted by professional marine technicians and DIY boaters alike.</p><h3>A Complete Marine Parts Partner</h3><p>Beyond instrumentation and engine internals, Sierra's catalog spans fuel systems, electrical supplies, steering components, shore power, and more — all covered by what the brand calls an industry-leading warranty. Sierra also maintains a comprehensive parts-finder tool that enables cross-referencing with OEM part numbers from major manufacturers including Mercury, Yamaha, Suzuki, Volvo Penta, and others, making it straightforward to find the right replacement part for virtually any application.</p>

Part Number

FS84160
09/12/2036 6:32 AM
Sale Price

$19.92

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra FS84160 is a marine-rated battery fuse holder designed to provide critical circuit protection directly at the power source. This compact 90-amp fuse holder fits onto the positive battery stud, delivering reliable overcurrent protection in demanding marine environments.

Key Features:

  • Ignition protected when used with Sierra MRBF fuses for enhanced safety
  • Bolt-down design withstands high-vibration marine applications
  • Standard isolated M8 stud design allows convenient stacking of terminals
  • Protective insulating cap prevents accidental shorts and contact
  • Clear fuse window provides easy fault indication at a glance
  • Compact footprint ideal for tight engine compartments and battery boxes
  • Maximum amperage rating of 300A with high-interrupt capability

Applications:

  • DC main circuit protection for large battery banks
  • Bow thruster and windlass circuits
  • Marine inverter installations
  • High-current accessory protection

This fuse holder meets ABYC requirements for DC main circuit protection, ensuring compliance with marine electrical standards. The purple color coding corresponds to the 90-amp fuse rating for easy identification during installation and maintenance.

Products specifications

Amps

90

Color

Purple

Said it was free two day shipping. Shipped on a Monday did not receive until the following Tuesday

Good price. Fast service will dry from you again. O.L.P.

The process was easy.

Exellent

You have the part I need to replace my broken plastic clip.

The service was great and shipping was very fast

Easy.

thx

Easy to complete

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