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Arco Starting & Charging WH800 Alternator Wire Harness

Manufacturer

Arco Starting & Charging

<h3>ARCO Starting &amp; Charging: The Marine Industry&apos;s Gold Standard</h3><p>When a boater turns the key and nothing happens miles from the dock, the name they wish they had trusted is <strong>ARCO Marine</strong>. For more than six decades, ARCO Starting &amp; Charging has been the benchmark for dependable marine engine electrical components — building and testing every unit at their facility in Pensacola, Florida to ensure each part meets or exceeds original equipment manufacturer (OEM) specifications before it ever reaches a customer.</p><p>Founded in 1960, ARCO set out with a straightforward mission: deliver peace of mind to boat owners and marine technicians through products they can rely on. That philosophy hasn&apos;t changed. Every component ARCO manufactures — from outboard <a href="/7236-arco-starting-charging-starter-motor-4152">starter motors</a> to high-output alternators — is rigorously load-tested beyond normal operating conditions. It&apos;s the kind of commitment that has made ARCO the trusted choice of professional marine service technicians and weekend boaters alike for generations.</p><h3>Purpose-Built for the Harshest Marine Environments</h3><p>Saltwater, humidity, and vibration are relentless adversaries for any electrical component. ARCO engineers their products specifically for these conditions. Their <a href="/7236-arco-starting-charging-tilttrim-motors-201071">tilt/trim motors</a> and <a href="/7236-arco-starting-charging-trim-and-tilt-units-201108">trim and tilt units</a> are designed to perform reliably through years of saltwater exposure, while their <a href="/7236-arco-starting-charging-alternators-200087">alternators</a> — including the advanced Zeus High Output Alternator line — are purpose-built to charge modern battery banks faster and handle the electrical demands of today&apos;s feature-rich vessels. ARCO makes OEM replacement parts compatible with leading engine manufacturers including Mercury, Yamaha, Volvo Penta, MerCruiser, Honda, Evinrude, Suzuki, and many others, making cross-referencing straightforward for technicians and DIYers alike.</p><h3>Innovation with the Zeus High Energy Platform</h3><p>ARCO&apos;s Zeus line represents the brand&apos;s push into next-generation marine charging technology. Zeus High Output Alternators and Bluetooth-enabled voltage regulators are engineered for multi-voltage compatibility and rated IP68 for protection against water intrusion — a critical specification in marine applications. The Zeus ecosystem is purpose-built to support lithium battery banks, high-draw accessories, and demanding live-aboard or commercial use cases where consistent power output is non-negotiable.</p><h3>OEM Quality, Factory Warranty, American-Made</h3><p>ARCO backs their entire rotating electric parts lineup — including their <a href="/7236-arco-starting-charging-starters-inboard-201008">inboard starters</a> — with the ARCO Assurance warranty program, offering coverage against defects in materials and workmanship. Manufacturing, quality testing, warehousing, and fulfillment all take place in the United States, giving buyers confidence in consistent quality control from start to finish. For anyone maintaining a vessel and unwilling to compromise on reliability, ARCO Starting &amp; Charging remains the definitive choice in marine engine electrical components.</p>

Part Number

WH800
09/12/2036 3:45 AM
Sale Price

$21.20

1 left at this price

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Usually delivered within 2 days

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Product Details

The Arco WH800 Alternator Wire Harness is a precision-engineered replacement connector designed specifically for compatibility with select Arco marine alternators. This OEM-quality wire harness ensures reliable electrical connections for your marine charging system.

Key Features:

  • Designed to fit Arco alternator models: 20800, 20810, 20815, 20840, 20850, 65050, and 5055
  • Direct replacement for Sierra 18-6860
  • Marine-grade construction with corrosion-resistant materials
  • Pre-wired connector for easy installation
  • Manufactured in Pensacola, Florida with rigorous quality testing

Arco Marine has been a trusted manufacturer of marine electrical components since 1960, over-engineering their parts to exceed OEM standards. Every component is tested prior to shipping, resulting in failure rates below 0.5%—the lowest in the marine parts industry.

So far real good

So Far so good...we'll see when I get the part

Hope everything goes well, so far it's been great

awesome prices

Easy

Checked everywhere for the best price... Autoplicity saved me $85.

So far so good

easy to order. want to see how the whole process plays out.

The Westin T-Max winch cover seems to be of good quality and it fit my off brand winch. It would be nice if it came with the bindings though. Good product.

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