The image shows an AirTAC 4V210-08 Solenoid Air Valve.
Type:
It's a 5-port, 2-position or 5-port, 3-position solenoid valve used for pneumatic applications.
Features:
It features a pilot-oriented mode (internal or external), a sliding column structure for good tightness and sensitive reaction, and some models have a memory function.
Specifications:
The valve has a 1/4" PT port size and can operate within a pressure range of 0.15-0.8MPa.