Features: AC 170-250V input voltage range, steady and precise output voltage. Safety features: short circuit, overload and over-voltage protection. 360W-1000W cooling by inside fans; 50W-250W cooling by free air convection (can't be used in bathroom) Widely used in industrial, scientific research equipment, LEDs lighting, electrical equipment, digital products and instruments, etc. Specifications: Brand: JOOLONPOR Material: aluminum Color: silvery Powers: (optional) 50W; 72W; 100W; 120W; 150W; 250W; 360W; 400W; 500W; 720W; 1000W Input voltage: AC 170-250V Input frequency: 50-60Hz Output: 50W: DC 24V 2A 50W 72W: DC 24V 3A 72W 100W: DC 24V 4.2A 100W 120W: DC 24V 5A 120W 150W: DC 24V 6.3A 150W 250W: DC 24V 10.4A 250W 360W: DC 24V 15A 360W 400W: DC 24V 16.7A 400W 500W: DC 24V 20.8A 500W 720W: DC 24V 30A 720W 1000W: DC 24V 41.6A 1000W Item weight: 115g (50W); 185g (72W); 285gg (100W); 285g (120W) 440g (150W); 575g (250W); 725g (360W); 735g (400W) 720g (500W); 1200g (720W); 1215g (1000W) Item size: 50W: 85 * 58 * 33 mm / 3.35 * 2.28 * 1.3in 72W: 110 * 78 * 36mm / 4.33 * 3.07 * 1.42in 100W & 120W: 130 * 98 * 40mm / 5.12 * 3.86 * 1.57in 150W: 199 * 98 * 42mm / 7.83 * 3.86 * 1.65in 250W: 200 * 110 * 50mm / 7.87 * 4.33 * 1.97in 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: 130g (50W); 205g (72W); 305g (100W); 310g (120W) 476g (150W); 625g (250W); 770g (360W); 770g (400W) 755g (500W); 1256g (720W); 1265g (1000W) Package size: 50W: 90 * 66 * 40mm / 3.54 * 2.6 * 1.57in 72W: 115 * 82 * 42mm / 4.53 * 3.23 * 1.65in 100W & 120W: 142 * 105 * 46mm / 5.59 * 4.13 * 1.81in 150W: 210 * 100 * 49mm / 8.27 * 3.94 * 1.93in 250W: 205 * 116 * 55mm / 8.07 * 4.57 * 2.17in 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