Waste ink container for the C4000e series. The waste ink container is compatible with C4000MK and C4000BK. The Epson SJMB4000 (Waste Box) cartridge is an indispensable addition for owners of Epson C4000e series colour printers. As a special container for waste ink, it is used to collect excess ink particles during the automatic cleaning process of the print head. With its practical colour display, it always shows the current fill level. Replacing the waste box is child's play and requires no additional tools. Say goodbye to a messy working environment and invest in the Epson SJMB4000 (Waste Box) cartridge, which is perfectly tailored to the needs of your Epson ColorWorks C4000e BK and C4000e MK colour printer. Maximise the service life of your printer and achieve consistently high-quality print results.