1. Pilot mode: internal guidance or external guidance optional;2. Sliding column structure, good sealing and sensitive response;3. The three-position solenoid valve has three central functions to choose from: 4. The double-head two-position solenoid valve has a memory function;5. The inner hole is processed with special technology, which has low friction resistance, low starting air pressure and long service life;. 6. No need for lubrication: 7. The valve group can be integrated with the base to save installation space;8. Equipped with manual device to facilitate installation and debugging;9. There are a variety of standard voltage levels available. Category: Solenoid Valve, Brand: Airtac, Series: 4V300