Special Electronics & Designs Inc. (SED), is a global manufacturer of specialized communication equipment used in the Petrochemical, Military, Mining, Emergency Services, Oil & Gas and Coal/Gas/Nuclear Power Generation industries. Throughout our 50+ year history, we have invested heavily in research and development, keeping SED at the forefront of the communications industry with cutting-edge technology. Every product manufactured by SED has proven to be a key component in a variety of vital energy and heavy industries around the globe. We also manufacture approximately fifty other products and offer additional services in moulding, testing, design and development, with the capability to offer full system integration.