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815279A2 Mercury Rectifier | Genuine Used Part

815279A2 Mercury Rectifier | Genuine Used Part

$250.00 AUD
$250.00 AUD
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🔧 Product Description

Genuine Mercury Voltage Regulator / Rectifier - Part Number: 815279A2

A genuine Mercury rectifier / voltage regulator used on selected Mercury, Mariner and Force charging systems. This 5-wire charging component converts stator AC output into regulated DC voltage for battery charging and electrical-system supply.

⚙️ Key Features

  • Genuine Mercury rectifier / voltage regulator
  • Correct Mercury part number 815279A2
  • 5-wire regulator / rectifier family
  • Used on Mercury / Mariner / Force two-stroke charging systems
  • Cross-references with CDI, Sierra and Mallory aftermarket replacements

🚤 Compatibility

Commonly used on

  • Mercury / Mariner / Force charging systems using the 5-wire regulator family

Typically suits

  • Engine models:
  • Mercury / Mariner 25HP electric start 4-stroke - serial 0G590000 to 0G760299
  • Mercury / Mariner 30HP 2-cylinder - serial 0G053314 to 0G590100
  • Mercury / Mariner 30HP 3-cylinder - serial 0G590000 to 0T979999
  • Mercury / Mariner 40HP 2-cylinder and 4-cylinder applications
  • Mercury / Mariner 50HP to 75HP 3-cylinder applications
  • Mercury / Mariner 90HP 3-cylinder applications
  • Mercury / Mariner 100HP to 125HP 4-cylinder applications
  • Mercury / Mariner 135HP to 225HP V6 applications where the serial-numbered charging diagram specifies this regulator family
  • Force 40HP to 150HP charging systems where the regulator diagram specifies this family
  • HP Range: commonly 25HP - 225HP Mercury / Mariner plus selected Force applications
  • Engine Type: Mercury / Mariner / Force outboard charging system
  • Year Range: approximately late-1980s through mid-2000s depending on horsepower and serial range
  • Serial Note: Match by exact serial-numbered charging-system diagram, wire count and connector style.

🔌 Function

The rectifier / regulator converts AC current from the stator into regulated DC voltage for battery charging and engine electrical-system operation.

⚠️ Common Signs of Failure

  • Battery not charging
  • Overcharging or high battery voltage
  • Tachometer not working or erratic
  • Burnt or melted regulator wiring
  • Blown charging-system fuse
  • Battery goes flat while running
  • Charging voltage remains incorrect after stator and battery checks

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 8M0084173 later Mercury regulator reference
  • 8M0045112 related later Mercury regulator reference
  • 883072T related regulator reference
  • 883071A1 related regulator reference
  • 854515T1 related regulator reference
  • 854514T1 related regulator reference
  • 830179A3 related regulator reference
  • 830179A2 related regulator reference
  • 815279A2 earlier regulator / rectifier reference

OEM / Related Numbers

  • 815279A2
  • 815279T
  • 815279-1
  • 815279-2
  • 815279-3
  • 815279-4
  • 830179A2
  • 830179A3
  • 830179T
  • 854514
  • 854514A1
  • 854514T
  • 854514T1
  • 854515
  • 854515A1
  • 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

📦 Condition

  • Genuine used part
  • Removed from running engine where applicable
  • In good working condition unless otherwise stated

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in the condition you received it for a refund or exchange. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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