about us

Wenzhou EAA Electric Co.,Ltd(subsidiary of Snda Industry Co., Limited) is a worldwide leading manufacturer of precision pneumatic and electro pneumatic automatic control products essential to automated industrial equipment, process control systems and valve automation applications. The company has an excellent reputation for high performance, quality products.These products include electro-pneumatic positioner,valve positioner,electro-pneumatic valve positioner,current transformer,voltage transformer.Model such as YTC type YT1000L,YT1000R,Rotork YTC new type YT1000 series,SMC type IP8000,IP8100 series,Metso's type Neles NE700,NE724 serie...



Industry information

  • 09 2016-01 New website online
    New website:http://www.valve-positioner.com,We are the leading and biggest professional China Electro Pneumatic Valve Po
  • 28 2021-02 Introduction of Valve Positioner
    The valve positioner is divided into pneumatic valve positioner, electro pneumatic valve positioner and smart valve pos
  • 28 2021-02 Type of Valve Positioner
    Valve positioners are classified into pneumatic valve positioners, electro-pneumatic valve positioners and smart valve p
  • 11 2021-03 Working Principle of Valve Positioner
    The valve positioner is the main accessory of the control valve. It takes the stem displacement signal as the input feed