Samsung genuine 80,000-page yield imaging unit is compatible with original Samsung laser toner cartridges for reliable performance. It is easy to install and convenient to replace.[2]Compatible Printers: Samsung ML-5510 N, Samsung ML-5510 ND, Samsung ML-6510, Samsung ML-5515 ND, Samsung ML-6510 N, Samsung ML-6510 ND, Samsung ML-6510 Series, Samsung ML-6515 ND, Samsung ML-5510, Samsung ML-5510 Series