The Epson T619000 Maintenance Box is an essential item to keep your printer running smoothly and provide consistent quality. This ink replacement tank stores ink that gets flushed from the system during printhead cleaning. Your printer and its software will let you know when the maintenance box needs to be replaced. This maintenance box is user replaceable and easy to install. Device Types: Wide Format Inkjet Printer; Supply Type: Maintenance Tank; OEM/Compatible: OEM; Remanufactured: No.