| When print quality is of paramount importance, we always recommend using original toner cartridges, like the 3024C002 in your printer. As a black laser toner cartridge, the 3024C002 still however offers around 1,500 prints, according to the manufacturer.You can use this standard capacity 054 black toner cartridge in the i-SENSYS LBP-621Cw and any other four-colour laser printer mentioned on this page. | |