TN3520 Black Compatible Toner 20.000 Page Capacity*
Suitable for the following printers: HL-L6400DW, L6400DWT, MFC-L6900DW
Brother TN-3520
*Actual page yields vary based on the printer used, images and other factors, but for simplicity purposes is based on approximately 5% A4 page coverage.
For monochrome laser printers the yield is based on ISO/IEC 19752 testing guidelines
For colour laser printers the yield is based on ISO/IEC 19798 testing guidelines
For inkjet printers the yield is based on ISO/IEC 24711 testing guidelines