Alco controls is one of the leading providers of precision electronics and electromechanical controls for refrigeration and air conditioning technology, a global fire of the american, multinational mixed company emerson or its subsidiary emerson climate technologies. emerson group (founded 1890) is one of the largest us energy manufacturers with around 255 works in 150 countries and more than 127,700 employees worldwide. emerson climate technologies employs 1,300 people in 4 european plants: belgium, northern ireland and czech republic (2 works) and offers a wide range of heat, ventilation, air conditioning and refrigeration solutions (for use in industry, commerce and residential buildings) of the brands alco controls, copeland and dixell. the alco controls product range includes: high-quality expansion valves, solenoid valves, rotalock valves, shut-off valves, highly efficient filter dryers, oil separators, oil regulating systems, sight glasses, pressure switches, differential pressure switches, pressure transmitters, electronic control units, cooling points, sensors, thermostats, and much more. all components of alco controls, mechanical and electronic, are characterized by corrosion resistance, extrahohe quality and accuracy as well as reliability and extended life. the optimization of system performance is at the center of the development activities of alco controls.