Several entities, including ASEA Brown Boveri, Siemens , Endress+Hauser , and Emerson , lead the factory automation sector . ABB offers power & automation and electrical solutions, while Electrical Siemens https://socialskates.com/story23440536/abb-versus-electrical-siemens-versus-endress-hauser-versus-emerson-a-comparison-at-industrial-automation-giants