The UL, short for Underwriter Laboratories Inc, is the most authoritative non-governmental institutions in American which engaged in safety test and evaluation. View>>

It can be used as the switch of load power. The input terminal has one or more power supply. View>>

Each of the network equipment has an Agent: some have internal Agent, some need circumscribe SNMP Agent. View>>

It is a standard that computers, UPS and other peripherals used to asynchronous transmission, which transmit data in sequence. View>>

The NMS, short for Network Management Station, usually refers to a special computer which is equipped with network management software, View>>

It is a particular specification socket used in American electrical products. View>>

The IGBT is short for Insulated Gate Bipolar Transistor. View>>

The NEMA, short for National Electrical Manufacturers Association, is the most authoritative organization in American electrical equipment. View>>

The IEEE, short for Institute of Electrical and Electronics Engineers, is an international electronic technology and information science engineer association. View>>

The FCC, short for International Electromechanical Commission, is a non-governmental international organization. View>>