Emerson Network Power Energy Systems AB manufactures and sells power supplies, standby power systems, and network energy management systems. It offers battery back-up and climate control systems, as well as cabinets and housing systems. The company also offers integrated shelter solutions for various telecom nodes and custom designed enclosures for telecom equipment. In addition, it offers Emerson EnergyMaster, a network management system that supervises, controls, and maintains various energy equipment in a telecommunications network. The company serves information technology and telecommunications markets. Its power systems are used in various applications, including wire line and wireless switching, transmission, data routing, and telecom hotels, as well as LAN, WAN, and other networking operations. Emerson Network Power Energy Systems AB was founded in 1970 as Ericsson Energy Systems and changed its name in 2000. The company is based in Stockholm, Sweden. Emerson Network Power Energy Systems AB operates as a subsidiary of Emerson Sweden Ab.