FOR CN-026CD3 Replacement Motherboard for X51 R3 — MS-7985 (026CD3 / 26CD3) DDR4 Mainboard

Direct-fit mainboard for X51 R3 systems, listed under MS-7985. This unit is identified by CN-026CD3 and the part numbers 026CD3 / 26CD3. Designed to use DDR4 memory, it serves as the system mainboard and is intended as a replacement or repair part for X51 R3 configurations.