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ARCO Marine Replacement Alternator f/Mercury Engines - 75-115 HP [20852]

ARCO Marine Logo
Top Authorized Dealer
Manufacturer Warranty Included
SKU OGL-103977
Save 28% Save 28%
Original price $375.85
Original price $375.85 - Original price $375.85
Original price $375.85
Current price $270.99
$270.99 - $270.99
Current price $270.99
Availability:
Low stock

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If you happen to find a lower price for the same product, we will guarantee to match their price or beat their price. Note, this does not apply to all products in the store. Please reach out to us via email or chat if you want a price match or price beat.

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At OffGrid Living, we are proud to have the best refund and return policies in the industry. If you’re not satisfied with your purchase for any reason, you may return it to us within 30 days for a refund.

If you have a problem with our order (there are missing components, damages, or the product is not functioning), please reach out to us as quickly as possible. Some of the problems can be resolved by going through the product manual or the product FAQs.

Refer to our Refunds & Return Policy for more details.

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Once we receive your order, we will send you a confirmation email. Then we will process the order by confirming that the product is in stock and ready for shipment. If any of the items in your order are back-ordered, we will reach to you via email or phone and you may choose to either wait or receive a 100% refund.

Please allow 1-3 days for processing your order.

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We ship to the lower 48 continental United States only at this time.

Shipping times and shipping method will depend on the specific product and brand you purchase. If you have any shipping question, feel free to ask on the chat or email us at info@offgridlivingsolutions.com.

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Delivery time

Shipping Timeline listed above is an estimate. Please call or message the web chat for precise ETAs.

ARCO Marine Replacement Alternator f/Mercury Engines - 75-115 HP [20852]

Replacement alternator that will fit Mercury Outboard Engines 75 HP - 115 HP, 12 Volt, 50 AMP, internal fan, 4 grooves, pulley included. 

Features:

  • All alternators are engineered for performance and reliability.
  • All alternators are engineered and manufactured with precision and quality.
  • All alternators must meet or exceed OEM performance before being boxed.

Product Specifications

ARCO Marine Replacement Alternator f/Mercury Engines - 75-115 HP [20852] Product Specifications

Technical Specifications

  • Application: Mercury outboard engines, 75–115 HP

  • Voltage: 12 V

  • Output: 50 A (rated)

  • Pulley: Included, 4-groove serpentine

  • Cooling: Internal fan

  • Compatibility: Replaces OEM alternators 8M0063970, 897755T, EMP 4‑6840 

  • Construction & Quality:

    • Engineered and tested to OEM or higher performance standards

    • Corrosion-resistant housing (nickel or epoxy-coated) with sealed design

    • Armature tested to 50× operating voltage 

  • Dimensions & Weight: Not specified

  • UPC: 693006011042 

  • Warranty: 12-month leisure use, 90-day commercial/racing use, plus 1-year bonus warranty when registered within 30 days 

Product Manual

N/A

Product Warranty

ARCO Marine Warranty

Warranty Information:

When properly installed, all ARCO products are warrantied against defects in materials and workmanship for 12 months for leisure use and 90 days for commercial or racing applications. 

Add an extra year of warranty to your rotating electric ARCO product (Tilt/Trim Motors, Alternators, Outboard Starters, and Inboard Starters) when you register your product within 30 days of purchase. You can register your product by visiting arcomarine.com/product-registration 

Replaces:

  • MERCURY Alternator 8M0063970
  • MERCURY Alternator 897755T
  • EMP Alternator 4-6840

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Product FAQs

N/A