Features: AC 100-240V input voltage range, steady and precise output voltage. Safety features: short circuit, overload and over-voltage conservation. 360W-1000W cooling by inside fans (can't be used in bathroom). Widely used in industrial, scientific research equipment, LEDs lighting, electrical equipment, digital products and instruments, etc. Specifications: : JOOLONPOR Material: aluminum Color: silvery Powers:(optional) 360W; 400W; 500W; 720W; 1000W Input voltage: AC 100-240V Input frequency: 50-60Hz Output: 360W: DC 48V 7.5A 360W 400W: DC 48V 8.3A 400W 500W: DC 48V 10.4A 500W 720W: DC 48V 15A 720W 1000W: DC 48V 20.8A 1000W Cooling type: fan cooling Item weight: 765g (360W & 400W & 500W) 1200g (720W); 1215g (1000W) Item size: 360W & 400W & 500W: 215 * 113 * 50mm / 8.46 * 4.45 * 1.97in 720W & 1000W: 242 * 124 * 65mm / 9.53 * 4.88 * 2.56in Package weight: 795g (360W & 400W & 500W) 1256g (720W); 1265g (1000W) Package size: 360W & 400W & 500W: 220 * 117 * 57mm / 8.66 * 4.61 * 2.24in 720W & 1000W: 250 * 129 * 72mm / 9.84 * 5.08 * 2.83in Notes: 1. Please allow 1-10mm error due to manual measurement, thanks for your understanding! 2. Do not mistake the shell on the zero line in order to ensure safety. 3. Please check again the attachment of terminals to ensure the input and output, ac and dc, single phase, multiphase and the positive and negative voltage value and current value is correct. 4. Indoor use only! Package List: 1 * Switching Power-Supplys