The Power Supply (OEM Part No. 5112006309) is an electronic spare part designed for power supply and voltage conversion applications in mining and drilling equipment. It is compatible with Dominican M4C, M2D, Simba E7C, and M2C. The power supply provides electrical power to connected control and electrical components and supports stable operation of the machine electrical system. Manufactured for aftermarket replacement applications, the 5112006309 Power Supply is suitable for replacing worn or damaged electrical components during equipment maintenance. It provides a practical replacement solution for demanding mining and drilling environments requiring reliable electrical power management.