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Arco Starting & Charging SW275 Solenoid for Mercury Mercruiser 12V

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

SW275
09/12/2036 11:23 AM
Sale Price

$21.10

In Stock (6)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Arco Starting & Charging SW275 is a heavy-duty solenoid designed specifically for Mercury and Mercruiser marine engine applications. This reliable electrical component controls the high-current flow from the battery to the starter motor, ensuring dependable engine starting performance.

Key Features:

  • 12-volt operation for standard marine electrical systems
  • Isolated base design prevents electrical shorts and improves safety
  • Direct replacement for Mercury/Mercruiser OEM solenoids
  • Corrosion-resistant construction for marine environments
  • Heavy-duty contacts for reliable performance

This solenoid is engineered to meet or exceed OEM specifications, providing long-lasting reliability in demanding marine conditions. The isolated base mounting configuration ensures proper electrical isolation from the engine block or mounting surface.

Products specifications

Replaces

89-68258A4

This is my second purchase from Autoplicity and both purchases were very fast and the shipping is super fast. communication was excellent as well, I will definetly recommend them for any purchases.

better than a lot of online shopping i've done, make that most online shopping i've done and thanks for the 10% shipping discount

excellent web site very easy to use and fast delivery

So far so good, first ever order with Autoplicity.

They had what I needed, No hassle ordering. and it shipped fast.

Good pricing. Order processing is fast and easy.

Checking out through Amazon made me feel at ease when shopping through a new site, that was an awesome an unexpected convenience and I've searched the web for this part and hadn't purchased because I couldn't trust them. Amazon checkout is awesome!

I found the process simple and easy to understand.

fast simple easy

live inventory is great... if it's true

Excellent service. Received the part the day after I ordered it. Best price I could find also.<br>Thanks

Fast Shiping Good Services Verry Good Pricing

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