Replacement Power Supply Board RM3-7225 110V — Fits M455 / M479FDW / M454

Power supply board RM3-7225 rated at 110V, designed as a direct replacement for compatible printers. This unit fits models M455, M479FDW and M454, restoring power functions for those machines. Ideal for repairing a failed or damaged original power board, the RM3-7225 110V provides the same electrical specification and form-factor required by the listed printer models. Verify compatibility with your device model (M455, M479FDW, M454) before installation.