ATO Solenoid Valve Inc offers a wide range of solenoid valves designed to switch on and off the flow of air, gas, water, oil, and steam. A Solenoid valve is a valve operated by a solenoid that is used wherever fluid flow has to be controlled automatically. ATO Solenoid Valve Inc is your source for all solenoid valves - wide selectons, high quality, and low cost. It is widely used in irrigation, rotary sprinklers, fire fighting，cleaning equipment, water treatment plant, chemical plant, metallurgical plant, mining machine， mechanical, textile, medical, food processing, petroleum, pharmaceutical, automotive, light industry and so on.