Premium 3015C001 (Canon Cartridge 055C) Black Toner Cartridge fully compatible with the Canon i-SENSYS MF740. The use of compatible supplies does not void your printer warranty.
Premium bundled 3017C002, 3018C002, 3019C002, 3020C002 (Cartridge 055H) High Yield Black, Cyan, Magenta, Yellow Toner Cartridges Value Bundle, 4pk fully compatible with the Canon i-SENSYS MF740. The use of compatible supplies does not void your printer warranty.