Rittal Electro-Mechanical Technology (SH) Ltd. Co.is a subsidiary of Rittal GmbH & Co. KG. headquartered in Herborn, Germany. Rittal is one of the world's leading system suppliers for enclosure system, power distribution, climate control, IT infrastructure and software & services. Customers from all sectors of industry are making use of the system solutions from Rittal.Now Rittal is developing rapidly and successfully in China. Rittal – The System. Faster – better – everywhere.