Cheap power vise, Buy Quality power supply 12v 4a directly from China power supply ac to dc Suppliers: 20W 9V 2.2A Ultra thin Single Output Switching power supply for LED Strip light 90-264 V AC Input
SF-10W series compact single switching power supply Features:universal AC input Small volume,low weight,high efficiency Protections:short circuit/over load/over voltage/over temp cooling by free air convection LED indicator for power on 100% full load burn-in test 2 Years warrantyModel SF-20-5 SF-20-9 SF-20-12 SF-20-15 SF-20-24 outputDC voltage5V9V12V15V24VVoltage tolerance± 1%± 1%± 1%± 1%± 1%Rated current4A2.2A1.7A1.4A0.8ACurrent range0~4A0~2.2A0~1.7A0~1.4A0~0.8ARated power20W19.8W20.4W21W19.2WRipple&noise80mvp-p120mvp-p120mvp-p120mvp-p120mvp-pDCvoltage ADJ.range-9%~+10%± 10%± 10%± 10%± 10% inputVoltage range90~264VAC , 125~373VDCfrequency47~63HZAC current0.45A /115VAC , 0.25A /230VACefficiency75%78%78%78%80%Inrush current