Replacement charging circuit board (System Charging Board) for the Samsung Galaxy S21 5G (SM-G991B). This is an OEM-grade part, manufactured according to factory specifications for perfect compatibility.

The board includes the USB-C charging port and the necessary circuitry for proper power management and data transfer. It is the ideal solution for issues such as charging failure or poor cable contact.

• Compatibility: Samsung Galaxy S21 5G (SM-G991B)
• Quality: OEM (Original Equipment Manufacturer)

Note: The product is intended for professional use by trained technicians.