Alza CRG-054(H) Black for Canon Printers

The Alza CRG-054H alternative toner is designed for Canon printers from the i-SENSYS MF640 and LBP620 series. The black cartridge, with a yield of 3100 pages at 5% coverage, works on the same principle as the original cartridge and is compatible with the listed models. Replacement is needed when printing defects, such as pale stripes or smudges, start to appear on your prints.