# 830179A2 Mercury Regulator | Genuine Used Part

🔧 Product Description

  

Genuine Mercury Voltage Regulator / Rectifier - Part Number: 830179A2

  

A genuine OEM marine electrical component used in the matching engine system. This part requires exact part-number, model and serial confirmation before fitting.

  

⚙️ Key Features

  

• Genuine OEM electrical component

• Correct part number reference 830179A2

• Used in model-specific marine electrical systems

• Includes cross-reference and equivalent data where available

• Requires exact connector and serial / model verification

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 8M0084173 later Mercury regulator reference

• 8M0045112 related later Mercury regulator reference

• 883072T related regulator reference

• 854515T1 related regulator reference

• 854514T1 related regulator reference

• 830179A3 related regulator reference

• 830179A2 earlier regulator reference

• 815279A2 earlier regulator / rectifier reference

  

OEM / Related Numbers:

  

• 830179A2

• 830179A3

• 830179T

• 815279A2

• 815279T

• 854514

• 854514T1

• 854515

• 854515T1

• 883071A1

• 883072

• 883072T

• 8M0045112

• 8M0084173

  

Aftermarket / Verified Equivalents:

  

• CDI Electronics: 194-5279

• Sierra: 18-5741

• Sierra: 18-5742

• Sierra: 18-5743

• Sierra: 18-5744

• Mallory: 9-17101

• Protorque / aftermarket: PH350-0005

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury Voltage Regulator / Rectifier applications

  

Typically suits:

  

• Engine models:

• Mercury / Mariner 25HP electric start 4-stroke - 1998-1999

• Mercury / Mariner 30HP 2-cylinder - 1994-1999

• Mercury / Mariner 30HP 3-cylinder - 1998-2005

• Mercury / Mariner 40HP to 125HP applications

• Mercury / Mariner 135HP to 225HP V6 applications where specified

• Force 40HP to 150HP applications where specified

  

• HP Range: commonly 25HP - 225HP Mercury / Mariner plus selected Force applications

• Engine Type: Mercury / Mariner / Force outboard charging system

• Year Range: approximately 1987 - 2007 depending on horsepower and regulator family

• Serial / Model Note: Confirm exact serial-numbered charging diagram, wire count and connector style.

  

🔌 Function

  

This part performs its assigned charging, ignition, signal or harness function in the outboard electrical system.

  

Common signs of failure:

  

• Battery not charging

• Overcharging or high battery voltage

• Charging warning or tachometer fault

• Burnt or melted regulator plug

• Blown charging-system fuse

• Battery goes flat after running

• Voltage remains incorrect after stator and battery checks

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 75.0 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Electronic Components | ECU CDI & Electrical Parts

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 75.00 AUD | In stock |

## Images

- 830179A2 Mercury Regulator | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/830179a2-mercury-regulator-genuine-used-part)
> Updated: 2026-06-29