The "Duplex Assembly" is a must-have component for any HP 401, HP 425, HP M401, HP M401DN, HP M425, HP P2055, HP2055 RM1-9153, RM1-9153-000CN, RM1-6441, RM1-6441-000CN (P2055 SERIES) setup. This product ensures a perfect fit, providing you with ease of installation and optimal functionality. Its compact design and robust construction make it an ideal choice for demanding environments. With the "Duplex Assembly," you can trust that your equipment will be properly connected and stable, ensuring uninterrupted service.