1000 Watt 48 VDC Power supply, 27.8 Amperes (110/220VAC) with fan. 
This unit can operate at either 120V or 220V).

Specifications:

• Output Type: Single
• Output Frequency: 50/60Hz
• Output Current: 0-20.4A
• Output Power: 1000W
• Shell Material: Metal case / Aluminum base
• Application: led display, Camera Motor
• Cooling fan
• Certification: CE ROHS
• Efficiency: 85%
• Output Voltage: DC 48V
• Short circuit & Overload & Overvoltage protection: Yes

Size: 24.2*12.4*6.5cm / 9.53*4.88*2.56inch