Switching Power Supply, LED Driver Power Supply, AC/DC Adapter manufacturer / supplier in China, offering SDS-12S2450M 12VDC-24VDC 50A Waterproof IP68 DC-DC Converter, SMUN SDS-12S2850M Waterproof IP68 12VDC to 28VDC 50A 1400W DC-DC Converter, GD Series 8KW-20KW 48VDC High frequency Pure Sine Wave Solar inverter and so on.