MPA Electrical
Remanufactured

MPA Electrical 11444 Alternator

Brand MPA Electrical 11444
Amps 220 Amps
Clock 6:00
Fan Internal
Manufacturer Bosch
Pulley 6 Groove Serpentine
Regulator Internal
Rotation Clockwise
Volts 12 Volts
Product line Remanufactured
Fits Mercedes-Benz · 4 vehicles

Remanufactured. A cost-effective alternator replacement with dependable charging performance.

220 amps. Delivers strong output for demanding electrical loads.

Internal regulator. Simplifies installation with an integrated voltage control design.

Cross-references Quality-Built 11444, 0-121-813-023 and 000-906-02-00 for the same application. See all 3.

$477.62Free shipping
In stock · usually ships same day before 1pm CST
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Order total $477.62
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Free returns within 60 days if it doesn't fit when fitment is verified.

Remanufactured Alternator for Mercedes-Benz V8 Charging Systems

MPA Electrical Part Number 11444 is a remanufactured 12-volt alternator built for Mercedes-Benz charging system service. It delivers 220 amps with an internal regulator, internal fan, and a 6-groove serpentine pulley for applications that require Bosch-style fitment.

This remanufactured alternator is a direct-fit option for 2010-2011 Mercedes-Benz S450 and S550 models with the listed Bosch 220 amp configuration. The MPA Electrical remanufactured line focuses on restoring core components to service-ready condition for charging system replacement work.

Key Features

  • 220 amp output for high-demand electrical systems
  • 12-volt alternator with internal regulator
  • Internal fan design
  • 6-groove serpentine pulley
  • Clockwise rotation
  • Clock position: 6:00
  • Manufacturer reference: Bosch
  • MPA Electrical 11444 remanufactured alternator

Detailed Description

MPA Electrical 11444 is a remanufactured alternator for Mercedes-Benz S450 and Mercedes-Benz S550 charging system repair. It is specified as a Bosch-manufactured unit with 220 amps, 12 volts, an internal regulator, and a 6-groove serpentine pulley, making it a fitment-specific replacement for vehicles using the matching electrical and mounting configuration. Search terms such as 2010 Mercedes-Benz S450 alternator, 2011 Mercedes-Benz S550 alternator, and Bosch 220 amp remanufactured alternator all point to this application.

This part cross-references Quality-Built 11444 for the same application.

What It Helps Fix

  • Battery warning light caused by low alternator output
  • Charging system voltage drop during driving
  • Dim lights or electrical instability under load
  • Battery not maintaining charge after normal operation
  • Alternator noise or charging failure on Bosch-equipped Mercedes-Benz models

Installation Notes and Tips

Verify the existing alternator matches the Bosch 220 amp specification, 6-groove serpentine pulley, clockwise rotation, and 6:00 clock position before installation. Confirm vehicle fitment by model year and notes: Fits 2011 Mercedes-Benz S450, N/A; Fits 2011 Mercedes-Benz S550, N/A; Fits 2010 Mercedes-Benz S450, N/A; Fits 2010 Mercedes-Benz S550, N/A. For the 2010 Mercedes-Benz S450, the listing notes a rear-facing battery post. For the 2010 Mercedes-Benz S550, the listing notes fitment from chassis/VIN A 322943.

Quality Assurance

MPA Electrical remanufactured parts are rebuilt for charging system replacement use and specified to match the listed Bosch application details for proper fitment and function.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2011Mercedes-BenzS4504.7LV8N/Aw/ Bosch 220 amp alt.; Remanufactured
2011Mercedes-BenzS5504Matic5.5LV8N/AHigh Capacity; Remanufactured
2010Mercedes-BenzS4504.7LV8N/Aw/ Bosch 220 amp alt., Rear Facing Battery Post; Remanufactured
2010Mercedes-BenzS5504Matic5.5LV8N/AHigh Capacity, From Chassis/VIN A 322943; Remanufactured
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Quality-Built — 114440-121-813-023000-906-02-00