Ink Expiration Q&A's

What is ink expiration?

To protect the printing system and ensure print quality, most Designjet ink cartridges will use an ink expiration date. If the cartridge still has ink on that date, it displays a warning message which the customer can override

Why do HP inks have ink expiration dates?

Air ingestion and water evaporation can cause ink to change over time. In printing systems where the printhead and ink supply are separate, older ink can adversely impact the printhead and the ink delivery components within the printer. By providing an ink expiration date, HP are able to flag up when you might start exhibiting issues with your ink quality

Is the Warranty date the ink expiration date?

No, the ink expiration date is not the date stamped or printed on the ink supply. The printed date on all HP inkjet supplies is the “Warranty ends” date. To determine the ink expiration date on an ink, you need to consider three factors: the ink supply, its warranty date and the date on which the cartridge is initially installed

What happens if I continue printing with expired ink?

You can continue printing without replacing the ink cartridge by following instructions on the printer, in the user manual, or in the ink cartridge expiration message on the computer screen