Epson WorkForce Enterprise AM-C5000/6000 ink cartridge, cyan

Colour printing relies on four inks: cyan, magenta, yellow and black. Cyan handles the blue tones, mixes with yellow to make green and with magenta to make purple and deep blue. Company logos, charts, maps and presentation backgrounds often use more cyan than you would expect at first glance.

According to the supplier this cartridge fits two models: the WorkForce Enterprise AM-C5000 and the AM-C6000. If your office runs both, cyan can be stocked as a single item without juggling different part numbers. No other printers appear in the supplier compatibility list, so the cartridge should not be used with other models.

Epson is listed as the manufacturer, so this is the printer maker's own cartridge rather than a compatible replacement. That matters in colour work, because every primary affects the final result: if the cyan shifts, greens and blues shift with it. A genuine cartridge helps keep prints looking the same even when it is swapped in the middle of a long run.

Each colour has its own cartridge, so an empty cyan does not mean replacing the whole set. That suits offices where colours are used unevenly, with blue charts one week and red warning labels the next. The supplier gives no page yield (listed as N/A), so consumption is best tracked from your own printing history.

Businesses running a WorkForce Enterprise AM-C5000 or AM-C6000 that print plenty of colour material such as reports, marketing pieces, floor plans and presentations. It also fits whoever manages the printer fleet and wants genuine Epson cartridges on the shelf, replaced one colour at a time. Owners of other printers should look elsewhere, as the supplier lists no further models.