Specifications:               
1. Output Voltage: 12V                   
2. Output Current: 4.2A                   
3. Current Range: 0-4.2A                   
4. Power: 50W                   
5. Wave And Noise: 100Mvp-P                   
6. Adjustable Current Range: 13.5-14.5V                   
7. Voltage Tolerange: ±1%                   
8. Line Regulation: ±5%                   
9. Load Regulation: ±5%                   
10. Setup,Rise Time: 200ms,100ms,20ms/230VAC/110VAC   
11. Hold Up Time: 50ms/230VAC 110v10ms                 
12. Voltage Range: 110~220VAC                   
13. Frequency Range: 47~63HZ                   
14. Efficicency: 87%                   
15. AC Current : 6.8A/176V 3.4A/220V                   
16. Inrush Current     
17. Cold Start?50A/230VAC                   
18. Leakage Current: <3.5ma/240VAC                   
19. Overload: 105% Over Output 105%               
20. Over Voltage: 13.8~16.2V                   
21. Environment: Indoor/Outdoor                    
22. Work Temp: -40~ 60?                   
23. Working Humidity: 20~90%RH,Non-Cooling                    
24. Keep Temp: -40~ 80?                   
25. Temp Coefficient: ±0.03%/?                   
26. Vibration: 10~500HZ,5G 10min/Cycle Rate, X, Y, Z Axis For 60 Minutes Each       
27.Afety Standards: GB195110.1-2004/IEC61347-1?2003 CE(EMC LVD)     
28.Withstand Voltage: I/P-O:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC           
29. Isolation Resistance: I/P-O/P,I/P-FG,O/P-FG:100M Ohms/500VDC/25?/70% RH     
30. EMC Emission: EN55015: 2006; EN61000-3-2: 1995 A2: 2005             
31. EMC Immunity: EN61000-3-2: 2006;                   
32. Size: 160 x 44 x 33mm(L x W x H)                   
33. Packing: 0.3kg/pcs; 50pcs/13kg / carton
34, Outer Box Size: (14.96 x 10.04 x 8.27 )” / (38 x 25.5 x 21)cm (L x W x H) 

Attention: Please calculate actual power before using product to make sure its lifespan. It's suggested that total power consumption of the loads to be connected be not more than 80% of the rate power of product. It is nessessory to manually adjust the switch in the middle of product when you input the voltage of 110V & 220V for power with 120 and 120W aboved
Introductions:
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Package Includes:
1 x Switching Power Supply

Features:
1. Model: FS-50-12
2. Constant Voltage Output, To Ensure The Stability Of The Power Supply
3. Suitable For Other Electronic Product Which Use Dc 12v Power Supply
3. With The Anti-Interference Function, To Ensure The Long-Life Led Lamps
4. With The Functions Of Overvoltage Protection, Short Circuit Protection And Overload Protection
5. Air-Cooled Heat Dissipation
6. Led Power Indicator
7. High Efficiency, Long Life And High Reliability
8. IP67 Is Highly Waterproof