This A400 Black Ink Pump MG is a high-performance replacement part for A400 series CIJ inkjet printers. It provides stable and consistent black ink supply, ensuring smooth ink flow and reliable printing performance. Constructed with premium corrosion-resistant materials, it features strong power, low noise, long service life and excellent sealing. Precision designed for perfect compatibility with A400 printers, it is easy to install and replace. This ink pump effectively reduces clogging and interruptions, improving printing stability and minimizing downtime for industrial coding and marking production.