myCartridge compatible toner Cartridge Replacement for Brother TN433 TN-433 (non-oem)compatible printers: Brother hl-serials printer Brother HL-L8260CDWBrother HL-L8360CDWBrother HL-L8360CDWTBrother hl-l9310cdwbrother mfc-serials printer Brother MFC-L8610CDWBrother mfc-l8900cdwbrother mfc-l9570cdwthe page yield is an estimation based on the industry standard of 5% coverage of A4 paper only. If you print more than 5% per page, then the page yield is significantly less. page yield: page yields equal to OEM toner cartridges; Up to 4, 500 pages per Black cartridge (5% coverage); Up to 4, 000 pages per color cartridge (5% coverage)