Fluid control device

A fluid control device includes a housing portion including an inlet port and an outlet port, and a valve portion fixedly coupled to an internal surface of the housing portion, in which the valve portion includes a lower plunger module, an upper plunger module, an elastic member including one side configured to press the lower plunger module downward and the other side configured to press the upper plunger module upward, and a solenoid, in which the lower plunger module includes a lower plunger member movable in an upward/downward direction H, and in which the upper plunger module includes an upper plunger member provided to be movable in the upward/downward direction H relative to the housing portion, and a core provided to be penetrated by a partial region of the upper plunger member and including at least a partial region surrounded by the solenoid.