This product is a control unit for Volvo vehicles, compatible with multiple models and identification codes, including 21283505, A0004461732, 81258137008, 88258137002, 88259356538, A0004462932. It is manufactured by WABCO, a renowned producer in the automotive components field. The unit features a robust design, with a metal casing and ventilation slots for heat dissipation, ensuring efficient and durable operation. It is ideal for replacing defective or worn control units, contributing to maintaining the performance and safety of your vehicle.