FOR Power Supply Board RM3-7281 (RK30851) — Compatible with M454, M480, M455dn

Replacement power supply board RM3-7281 (RK30851) designed for use with printer models M454, M480 and M455dn. This unit corresponds to part numbers RM3-7281 and RK30851 and serves as a direct-fit replacement for the original power supply board in those models. Ideal when the existing power board fails or needs replacement to restore printer operation.You may also like Mini PCIe to RS232 & Parallel (Printer) COM Expansion Adapter Card.