... Short Circuit Protection/ Over Voltage Protection/Over Current Protection*DC Cord: 22AWG/20AWG/18AWGElectronical*Topology: Switching flyback*Hi-Pot ... ,6,8,11*MTBF: 50,000 Calculated Hours at 25 , by ML-HDBK-217FAbout US:Shenzhen Uniontop Electronics Co ... researching, developing, manufacturing and marketing switching power supply, AC/DC power adapter, USB charger ,Switching power supply transformer, ...