... or 100-240 VAC 2.Frequency:50-60Hz 3.Output: 12V 4.Approvals:CE,UL 5.100% full load burn-in ... %±0.5% ±0.5% ±0.5% ±0.5% DC output power(W)480 486 480 480 486 480 Efficiency 84% 84 ... , 47-63Hz,124-370VDCAC input current(A) 7A/115V, 3.5A/230VPower factor0.95/100 ,240VACAC impulse current18A/115V, 36A/230VLeakage ... 100%,others 60%.6.C2311must be knocked down. 500W switching 12v 40a power supply UL approved