It is the abbreviation of Germany Rhine technology guardianship consultancy, which is headquartered in Germany, specializing in testing the safety of electronic products. View>>

It is America's largest security certification organization. Almost all products that want to be sold to the United States regard it as the goal. View>>

It refers to UL listed, all finished product devices. View>>

It refers to UL recognized, all parts products. View>>

The security regulations that UL use to test power supply. This regulations have been used to test UPS before the UL1778 issued in 1990. View>>

It is the security regulations that UL use to test the spike-triggered suppressor. It contains the device of spike-triggered suppressor. View>>

It is the security regulations that UL use to test the UPS system. View>>

It is the common security regulations, many of which are similar to IEC950. View>>

It is the security regulations that UL use to test the computer equipment. It replaced the UL1950 promulgated in 1992. View>>

The security regulations of spike-triggered inhibit test that UL install in the phone. View>>