Several companies , including ASEA Brown Boveri, Siemens , E+H, and Emerson , lead the factory automation market. ASEA Brown Boveri is known for power & automation and electrical solutions, while Siemens https://listfav.com/story23831084/abb-versus-electrical-siemens-versus-e-h-versus-emerson-electric-a-look-at-leading-automation-firms