English
This 12V 320A heavy-duty alternator delivers exceptional output for high-demand electrical systems, commonly used in fire apparatus (Pierce, Sutphen, Ferrara, HME), school buses (Blue Bird, Thomas Built), and vocational trucks (Mack, Volvo, International, Spartan).
It is a direct-fit replacement for the widely used Leece-Neville 4962-series platform, and compatible with OEM units, including:
Delco Remy 8600298 / 8600601 / 8600628,
Leece-Neville 4962PA / 4962PAH,
Prestolite A0014962PA / A0014962PAH / BLP4002H,
WAI ALD4962, Mack 2742, Volvo 21080399, and Sutphen 10018576.
Manufactured by SANYOU using 100% new components—including high-density copper windings, triple-diode rectification, and thermally resistant insulation—this unit meets or exceeds OEM specifications for load response, sustained output, and service life under continuous heavy-load conditions.
Mounting Dimensions
Specifications
OEM NO.
Applications

| Specifications | MFR | Prestolite |
| Voltage | 12 | |
| Amp. | 320 | |
| Grooves | ||
| Pulley |
| Producer | Number |
| WAI | ALD4962 |
| 710035096 | |
| DELCO REMY | 8600298, 8600601, 8600628 |
| FREIGHTLINER | 61210310 |
| INTR | 3588319C91, P2112500, ZLN4962PA, ZLN4962PAH |
| KRAUF | ALD4962LK, ALP4962UH |
| LEECE-NEVILLE | 4962PA, 4962PAH |
| MAC | 50344962PA, 5034A0014962PA |
| NAV | 3588319C92 |
| PRESTOLITE | A0014962PA, A0014962PAH, A0014962PGH, BLP4002H |
| SUTPHEN FIRE EQUIPMENT | 10018576 |
| UNIPOINT | ALT0321 |
| VOLVO | 21080399 |
| WPS | 8752N |
| ZAUFER | 301N11003Z |
KEEP IN TOUCH
Our factory specializes in producing starters, generators, and spare parts for automobiles, tractors, and internal combustion engines. We possess advanced production and processing technology, complete equipment, and rigorous testing methods. Through years of hard work and entrepreneurship, we have gradually developed into a company of considerable scale and strength. Our "Xiyun" brand has gained considerable influence in the industry, and our products are sold throughout China. Some of our parts are exported to the United States, Canada, Russia, Brazil, and other countries, enjoying widespread popularity and praise from users.
Our factory currently has fixed assets of over 5 million RMB, working capital of over 4 million RMB, covering an area of over 20,000 square meters, with a building area of over 12,000 square meters. We currently produce DC starters and AC generators for construction machinery. Our main equipment includes 2 large hydraulic presses, 5 medium and small hydraulic presses, over 30 machine tools such as lathes, grinders, and milling machines, and over 50 sets of various specialized testing equipment. We have over 60 employees, including 3 engineers, 5 technicians, and 9 full-time technical personnel. Currently, the factory has an annual production capacity of over 150,000 starters, over 200,000 generators, over 150,000 armatures, and over 150,000 electromagnetic switches.
Our factory has a sound organizational structure. The factory has five management departments: quality inspection, technology, production, sales and marketing, and finance; and three workshops: generator assembly, starter assembly, and machining. Various organizational management regulations and training plans are being further improved to ensure high-efficiency and high-quality production.
Our factory passed ISO9000 international quality system certification in December 2000, was rated as an AAA-level credit enterprise in 2001, and passed IATF16949 certification in 2023. Currently, our factory supplies main engine manufacturers including Shanghai Diesel Engine Factory, Nantong Diesel Engine Factory, Guiyang Diesel Engine Factory, Wuxi Power Engineering Co., Ltd., and Tianjin Power Machinery Factory. Our factory will steadfastly implement the principles of "quality first, customer foremost, strict management, and brand creation," providing our customers with superior products through sincere service and excellent quality.
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