4HV White Series of various High Quality Pneumatic 4-Way 2-Position Manual Switch Control Rotary Valve

【High Quality Material】Fine surface treatment, high durability and low air leakage rate. High precision stem and seal design ensures sealing.

[Advantages] The valve body has low resistance, low power consumption and long service life.

【Application】Used to control the pilot or diaphragm of larger valves or small cylinders or any pressure system that alternately pressurizes and exhausts.

【Quick Response】High-quality solenoid valve pilot head with sensitive response and stable performance.

DOPOW Pneumatic is a manufacturing company specializing in the research and development, production, sales and service of pneumatic components. The company has sufficient inventory and more than 30,000 kinds of accessories. From profiles-accessories-finished products are all produced and processed by the company. The company has 30 CNCs, 12 CNC lathes, 50 various types of CNC lathes, 15 punching machines, 8 injection molding machines, 10 automatic machines and other imported and domestic equipment. The company has 15 workshops including metalworking, injection molding, glue injection, punching machines, and molds. From raw material storage to semi-finished product storage to finished product storage, each link is strictly inspected and circulated in accordance with high standards.

With 15 years’ persistent endeavor of our people,Dopow Pneumatic  has established a whole set of management system, and has passed ISO9001:2008 International Quality Management System. We have a high quality personnel, combining sales, production and R&D, in which there are 4 people having masters’ degree, 6 with bachelor’s degree and more than 70% have got college education.Dopow Pneumatic has wholesome selling procedure and rigorous testing process, we ensure to provide our clients with 100% satisfactory quality product. Our main products are Air Cylinder, Pneumatic Valve, Air Line Equipment, Air Fitting and Pneumatic Accessories, include standard air cylinder, mini air cylinder, compact air cylinder, twin rod air cylinder, free mount air cylinder, solenoid valve, air operated valve, hand valve, foot pedal valve, mechanically valve, flow control valve, quick exhaust valve, pneumatic valve, air treatment, plastic air fitting, plastic silencer, cylinder joint accessory, auto switch, magnetic sensor, solenoid valve manifold, PU tube, coil tube, pneumatic air gun, shock buffer. 70% of the product are sold to more than 50 countries and regions such as the America, Korea, Canada, Europe, South America, Australia, Saudi Arabia, Malaysia, and New Zealand and so on and has got popularity among various countries and regions.

Dopow Pneumatic continually develop various kinds of new product according to the market trend and have established our own brands as “Dopow”. The mission of our company is “Make Automatic Life!” and we aim at establishing a company image of making perfection more perfect, keeping forward, pursuing innovation, be brave in practice.Dopow Pneumatic thanks the friends from all social works for your support and reliance, we will persist on inheriting the enterprise culture, cultivating scientific and technological talents, fulfilling social responsibility. All the staff of our company are expecting to go with you hand in hand, and cooperate win-win, hope we go together for a “professional, effective, reliable” long life.