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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.
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.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2011 | Mercedes-Benz | S450 | — | 4.7L | V8 | N/A | w/ Bosch 220 amp alt.; Remanufactured |
| 2011 | Mercedes-Benz | S550 | 4Matic | 5.5L | V8 | N/A | High Capacity; Remanufactured |
| 2010 | Mercedes-Benz | S450 | — | 4.7L | V8 | N/A | w/ Bosch 220 amp alt., Rear Facing Battery Post; Remanufactured |
| 2010 | Mercedes-Benz | S550 | 4Matic | 5.5L | V8 | N/A | High Capacity, From Chassis/VIN A 322943; Remanufactured |
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