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A 4-way air valve controls the direction of airflow in pneumatic systems by directing compressed air to different ports. It typically has four ports: two for supplying air to a cylinder and two for exhaust. When the valve is activated, it shifts between two positions, allowing air to enter one side of the cylinder while exhausting from the other, thus controlling the movement of the actuator. This versatile valve is essential in applications requiring precise control of actuator movement in both directions.

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1mo ago

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