The 054 H Black Toner Cartridge is designed to maximise the potential and print quality of compatible i-SENSYS laser printers. This cartridge has a high yield of 3,100 pages and is ideal for busy offices with a demanding workload, holding more than twice the standard 054 cartridge. The all-in-one design and easy installation allow any member of staff to fit a new cartridge when it’s needed and the cartridge itself is fully RoHS compliant and the packaging is fully recyclable.Compatible Printers: Canon i-SENSYS MF 644 Cdw, Canon i-SENSYS MF 641 Cw, Canon i-SENSYS MF 640 Series, Canon i-SENSYS LBP-640 C, Canon i-SENSYS LBP-640 Series, Canon i-SENSYS MF 645 Cx, Canon i-SENSYS MF 643 Cdw, Canon i-SENSYS MF 641 Cn, Canon i-SENSYS MF 640 C, Canon i-SENSYS LBP-623 Cdw, Canon i-SENSYS MF 642 Cdw, Canon i-SENSYS LBP-621 Cw, Canon i-SENSYS LBP-620 Series