Description 1 Switching power supply convert AC 110V 220V to DC 0 48V 10A 480W 2 Come with a 0 48V DC fully adjustable potentiometer knob switch and you can replace it with a external potentiometer 3 Dual input voltage built in 110V AC 220 V AC toggle switch the defualt voltage is 220V DC 4 LCD digital display the real time output DC voltage 5 Smart device surge protection for shortage overload overvoltage 6 Wide input voltage range widely used in Industrial automation LED display communications etc Specification Product Switching Power SupplyModel HJS 480 48Input Voltage AC 110V 220V±15 Output Voltage Adjustable DC 0 48V Output Current 10ARated Power 480WInput Frequency Range 47 63HzCooling Fan Start Temperature 45 ℃Over Heat Protection Temperature 70 ℃Output Start Time ≤2S 120V AC ≤1S 230V AC Output Hold Time ≥10mS 120V AC ≥20mS 230V AC Working Temperature 10℃ 50℃Working Humidity 20 90 RH no condensation Size Approx 215X115X50mmGross Weight Around 900gNote 1 This product can work normally only when the input voltage is AC 110V or AC 220V make sure that the local Using voltage is AC 110V or AC 220V before you place an order 2 The max current is 10A so any device with less than 10A current can be used any device with a current 10A upper cannot be used Package Included 1 XSwitching Power Supply9 X Terminals1 X External Potentiometer