Numerous companies , including ABB , Siemens , Endress+Hauser , and Emerson Electric, dominate the factory automation sector . ASEA Brown Boveri offers automated systems and electrical solutions, while https://bookmark-template.com/story30183474/asea-brown-boveri-versus-electrical-siemens-versus-e-h-versus-emerson-electric-a-comparison-at-leading-automation-firms