If you are going to buy cheap,Website:://.airkir.com, newest and high-quality 4v internally piloted solenoid valve products from one productive factory, Fenghua Airkir Pneumatic Equipment Co.,Ltd is one of the professional 4v internally piloted solenoid valve manufacturers in China. Working Medium 40 Micron Filtered Air Motion Pattern Inner Guide Type Working-Pressure 0.15~0.8MPa Max.Pressure Resistance 1.2MPa Operating Temperature 5~50℃ Voltage Range ±10% Specification Model 4V110~410 4V120~420 4V130~430C/P/E 4A110~410 4A120~420 4A130~430C/P/E Position and Way NO. Two-position Five-way Three-position Five-way Working Medium 40 Micron Filtered Air Motion Pattern Inner Guide Type Working-Pressure 0.15~0.8MPa Max.Pressure Resistance 1.2MPa Operating Temperature 5~50℃ Voltage Range ±10% Power Consumption AC:4.5VA DC:3W Insulation