Includes Photoconductor And Developer Within The Unit.<Br><Br>Estimated Yield* : Up To 12000 Pages. <Br><Br>*Imaging Unit Maximum Yield Estimate Based On 3 Average Letter/A4-Size Pages Per Print Job At Approximately 5% Print Coverage. Actual Yield May Vary Based On Other Factors Such As Device Speed Paper Size And Feed Orientation Toner Coverage Tray Source Percentage Of Black-Only Printing And Average Print Job Complexity.