4000590 Alternator 24V 75A
Applicable to Cummins QSX15, QSK19 Engines
Model: 4000590 / 000590
Specification: 24V 75A AC Alternator
Company Profile
Jining Songyang Construction Machinery Co., Ltd.
Located in Rencheng District, Jining City, Shandong Province — the hometown of Confucius and Mencius and a major construction machinery industrial base in China.
Registered Address: Room 714, Building B, Shangdongli Digital E-commerce Industrial Park, No.102 Rencheng Avenue.
Established on May 2, 2017 with a registered capital of 1 million RMB, it is a specialized private enterprise engaged in the R&D, production, sales and import & export of construction machinery spare parts. Since its foundation, the company has been deeply engaged in the construction machinery aftermarket. With reliable product quality and efficient service, it has become one of the core suppliers of spare parts for excavators, bulldozers and loaders across China.
Product Details
Model 4000590 is a 24V 75A silicon rectifier alternator for Cummins series engines. It serves as original and replacement charging alternators widely used in engineering machinery and heavy-duty vehicles.
Applicable Engines: Cummins NT855, ISB, QSB, 6BTA and other series engines, also compatible with supporting engines of Komatsu, Shantui, Caterpillar and other construction machinery brands.
Technical Parameters
Model: 4000590
Rated Voltage: 24V DC
Rated Current: 75A
Structure: Three-phase AC, silicon rectification, built-in voltage regulator
Features & Advantages
Original-equivalent Quality: Perfect compatibility and high operational stability.
Efficient Power Supply: 24V 75A high output meets high-current charging and full-vehicle power demand of heavy-duty equipment.
Durable Performance: Fully enclosed structure with excellent shock resistance and high temperature resistance, suitable for harsh working conditions such as mines and construction sites.
Easy Maintenance: Mature structure and highly universal parts enable convenient after-sales repair and maintenance.
Application Scope
Excavators, bulldozers, loaders, motor graders and other construction machinery; heavy-duty trucks, coaches and special vehicles.



