SED was founded in 1984 and is engaged in the development, manufacture and distribution of sophisticated valve technology and flow meters. The aseptic diaphragm valve and all the corresponding components is the main focus of SED. With more than 20 years of experience, continuous research and development, we guarantee that our products are of the highest quality and reliability in all process applications.

The SED versatile and comprehensive product offering provides many advantages to our customers. Our modular design allows for the reduction of stock inventory, prompt deliveries and our customized designs offer solutions for the most demanding process applications.