SanMax 512MB 1Rx8 DDR2 144pin EP2-2600B Printer-Memory (SMD-E51288HG-6E) Canon FK2--8341-000 / DELL CN-0T4NTT This is a seller refurbished part in great working condition. May show signs of cosmetic wear but this should not interfere with the effectiveness of the product. Taken from a working environment.