BOSCH-Car-Alternator-Rectifier-MER1921

The BOSCH Car Alternator Rectifier MER1921 is a high-quality replacement part featuring a durable AHR-2426 design with 12-50A diodes for reliable power output. With a mounting length of 123mm and an M8*50 battery post, it ensures a secure fit for compatible alternators. This rectifier is compatible with brands like Bosch, Lester, Yunyi, Transpo, and Valeo (A14VI63/SA14VI63), fitting models from CHEVROLET and BUICK. Ideal for restoring alternator performance, it provides stable voltage regulation for smooth electrical system operation.