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Arco Starting & Charging 20102 Marine Alternator 12V 70 Amp Single Wire

Manufacturer

Arco Starting & Charging

Picture for manufacturer Arco Starting & Charging

Part Number

20102
10 reviews
03/12/2036 5:06 AM
Sale Price

$171.04

3 left at this price

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Usually delivered within 2 days

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Product Details

The Arco 20102 is a premium replacement marine alternator designed for Mercruiser and BRP-OMC engine applications. This Delco-style alternator delivers reliable 70-amp output at 12 volts, making it ideal for demanding marine electrical systems.

Key Features:

  • 70-amp output at 12 volts for robust charging performance
  • Self-exciting design with 1-wire connection for simplified installation
  • Internal voltage regulator with ignition protection screens
  • Negative ground configuration
  • 2-inch mounting foot for secure installation
  • Single groove pulley included
  • Engineered to meet or exceed OEM performance standards

This alternator replaces multiple OEM part numbers including Mercury 32701, 47456A1, 56045, 59755, and 69729, as well as Sierra 18-5950, 18-5956, 18-6841, and Quicksilver 8M6007462. The simplified single-wire connection eliminates complex wiring while the self-exciting design ensures consistent charging performance. Manufactured by ARCO Marine in Pensacola, Florida, this alternator is backed by rigorous quality testing and a 12-month warranty for leisure use.

Products specifications

Description

1 Wire Connection

Type

New

great, price is great

good

Easy to find the part that I needed and easy to place the order.

Fast and quick.

I enjoy shopping with Autoplicity as I have found they almost always have the best price available.

Love the Amazon pay option. Best price I could find on the net was through autoplicity. Great service thus far.

great website guys!

Very easy shopping experience

I have had a very good experience with Autoplicity and will look for more parts here. I called Customer Service and they were very good and accurate with me. It was easy, they were very nice, immediate response, and great price.

The price was right, and they were very helpful and told me all about the product I ordered, and had it shipped out to me quickly! <br><br>Thanks!

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