

OEM No.
WPS
12775N
Denso
1012114050, 1012117960, 1022114050, 9761219796
Komatsu
6008616410, 60086164102, 6008616420
The 24V 60A 12775N/6008616410 DENSO car alternator for KOMATSU PC220 S4D 102E ENGINE is engineered to meet the demanding electrical needs of the KOMATSU PC220 S4D 102E ENGINE series, making it a reliable replacement or upgrade option for compatible machinery.
Operating at a rated voltage of 24V DC and delivering a continuous output current of 60A, this alternator ensures a steady supply of power to support the vehicle’s electrical systems, from ignition components to auxiliary devices, even under heavy load conditions. It features a built-in internal voltage regulator, which automatically adjusts output to maintain stable voltage levels, protecting sensitive electronics from fluctuations and enhancing overall system efficiency.
Designed with precision, the alternator includes key structural details for seamless integration: a 15mm diameter shaft ensures secure connection with compatible components, while the 78mm diameter pulley with 8 grooves (8PK) enables proper belt alignment and power transfer. The mounting configuration is tailored for ease of installation, featuring a pivot/adjustment distance of 165mm, an M8mm adjustment hole diameter, and a 10.5mm pivot hole mount—all aligning with the KOMATSU PC220’s specifications. The +B output with M8 threading provides a secure connection point for the vehicle’s electrical system.
As a DENSO-manufactured unit, it offers strong compatibility with KOMATSU Excavator models PC200 and PC220, serving as a direct replacement for original part numbers 12775N and 6008616410. Its durable construction ensures long-term reliability, minimizing maintenance needs and ensuring consistent performance in challenging work environments. Whether for routine replacement or system upgrades, this alternator is built to keep your equipment’s electrical systems running smoothly.
ZKM31130B Common Application: KOMATSU PC220 S4D102E ENGINE
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Voltage: |
24V |
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Amps: |
60A |
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Regulator: |
Internal |
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Shaft Size: |
Ø15mm |
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Pulley/Gooves: |
Ø78mm/8PK |
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Mount Piv./D |
165mm |
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Adj.Hole Dia: |
M8mm |
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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: |
600-861-6410,600-861-6420,101211-7960,102211-4050. |
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Hella: |
LESTER:12775 |
PIC:290-5240 |
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A=90.0 |
B=58.0 |
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.

