

OEM No.
WPS: 12389N
Mercedes-Benz:
0001504750, 0111548702, 0121540502,
012154050280, 0121541102, 0121546702,
0131544102, 0131544202, 0131547902,
0141545002, 0141545402, A0001504650,
A001504750, AD111548702, AD11154870280 ,
A0121540502, AD12154050280, A0121541102,
A0121546702, AD131544102, A013154410280,
A0131544202, AD13154420280, A0131544302,
A0131547902, AD13154790280, A0141545002,
A0141545402, AD141549502
Bosch:
0124555002, 0124555016, 0124555044,
0124555087,0124655001, 0124655002,
0124655004, 0124655016, 0124655023,
0124655042, 0124655047,0124655097,
0124655178, 0986042390, 0986042400,
0986042410, 0986045290, 0986048110,
1986A00518, 1986A00986, F000BL0769
Designed as a reliable power solution for commercial vehicles, the 24V 110A 12389/0124655001 Bosch car alternator for MAN BUS MAN TRUCK OM542, OM445, OM541 is engineered to meet the demanding electrical needs of MAN BUS and MAN TRUCK models equipped with OM542, OM445, and OM541 engine series.
With a rated operating voltage of 24V DC and a continuous output current of 110A, this alternator ensures a steady supply of power to the vehicle’s electrical system, supporting critical components such as lighting, ignition, and on-board electronics even under heavy loads. Its robust construction is built to withstand the rigors of commercial use, including temperature fluctuations, vibration, and extended operating hours, ensuring long-term durability.
Featuring an internal voltage regulator, the alternator automatically adjusts output to maintain stable voltage levels, protecting sensitive electrical components from damage due to overvoltage or undervoltage. This integrated design simplifies installation and reduces the need for additional external components, making it a convenient replacement for original equipment.
The alternator is designed with precise dimensions to ensure compatibility with the specified MAN models: a shaft size of Ø17mm, pulley/grooves of Ø77mm/9PK, mount pivoting/adjustment of 158mm, adjustment hole diameter of Ø12.5mm, and pivoting hole mount of Ø10.5mm. These specifications ensure a seamless fit during installation, minimizing downtime for maintenance or replacement.
Equipped with a +B output terminal of M8, it provides secure electrical connections, further enhancing reliability. Whether used as a direct replacement for a worn original alternator or as part of a system upgrade, this Bosch alternator delivers consistent performance, ensuring the vehicle’s electrical system operates efficiently in daily operations.
ZKM31666A Common Application: MAN BUS MAN TRUCK OM542, OM445, OM541
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Voltage: |
24V |
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Amps: |
110A |
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Regulator: |
Internal |
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Shaft Size: |
Ø17mm |
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Pulley/Gooves: |
Ø77mm/9PK |
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Mount Piv./D |
158mm |
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Adj.Hole Dia: |
Ø12.5mm |
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Piv.Hole Mount: |
Ø10.5mm |
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+B Output: |
M8 |
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Exhaust Part: |
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OE No: |
0124655001, 0124655016, 0111548702, 0121540502 |
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Hella:CA1739IR |
LESTER:12389 |
PIC:220-5291 |
LRA02537 |
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A=108.0 |
B=80.0 |
C= |
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Changzhou Hancheng Auto Parts Co., Ltd. is a modern industrial and trading enterprise integrating R&D, production, and sales, with many years of experience in the automotive motor industry. With 27 years of production experience, we operate under the domestic brand BAIXIN and the international brand ZEKEMARK. We have 120 distributors in China, and export to countries and regions such as South Africa, Dubai, and Thailand. Our specialty products are the BOSCH and DENSO series motors, and we also accept OEM customization.
Industry Advantages: Leveraging our own production base and global trade network, we ensure comprehensive control over the entire process, from raw material sourcing and precision manufacturing to end-user sales, ensuring consistent quality and efficient delivery. Our production workshop is equipped with automated production lines and precision testing equipment, strictly adheres to the ISO16949 quality management system, and our products have obtained multiple international certifications.

