Mercury Voltage Regulator Rectifier 815279-5 815279-3 883072T 18-5743 6-Wire

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New aftermarket Mercury / Mariner voltage regulator

* Help Us & Get Your Part FREE! Please read note at the bottom of the ad BEFORE purchasing.

It replaces the following Mercury / Mariner part numbers:

815279-5
815279-3
883072T
Sierra # 18-5743

5-wire + ground regulator with the following colored wires as pictured:

Grey
2 Yellow
2 Red
Black

Fits all Mercury & Yamaha outboards that use one of the part numbers listed above ONLY. Please verify your this is the case before ordering.

* NOTE: This is a new item that we do not have a motor to complete final testing on. We are looking for a mechanically inclined customer who is willing to install it on their boat and give us feedback on things like the ease of installation, output voltage when running and how the boat ran after installation. We are willing to refund you the full purchase price for the help and advice via email after all questions have been answered. Of course if you have problems this item is fully returnable with no restock fees of any kind.

Order Processing

All products are in stock at our St. Louis Distribution Center
Orders ship the next business day

Domestic Shipping Within The 48 States

Free shipping for all US locations
PO boxes can't be utilized for UPS shipments
USPS Express Mail expedited shipping option available

Domestic Shipping Outside The 48 States

Free shipping for USPS ship methods
Large/Heavy items that ship via UPS can't be shipped outside the 48 states