To provide an ink jet recording device equipped with an ink supplier which prevents ink leakage when the supply of electric power from a main power supply is shut off in the interruption of service and the like while ink is supplied to an ink storing part of a print head for the ink jet recording device, and enables the quantity of the ink in the ink storing part to be correctly managed.

In the ink jet recording device equipped with the ink supplier of the print head, a drive control means controls the drive of each actuator at a lower driving current for the actuator than during the supply of the electric power from the main power supply as soon as the electric power is supplied from a secondary power supply when the power supply of a main power supply shell is shut off after the start of the control of an ink supply operation. Additionally, an ink supply operation control means controls the ink supply operation according to the electric-power state of the secondary power supply. When the supply of the ink is not completely finished, the ink is supplied again after a return to the main power supply so as to supply the ink of quantity equivalent to a shortfall.