PCBA, Open Frame Switching Power Supply, SMPS manufacturer / supplier in China, offering Digital Control Switching Power Supply PCB Assembly 0-30V Adjustable Output with Short Circuit Protection, Customizable Switching Power Supply Control Module PCBA 5-48V Output IP67 Waterproof for LED/Security Systems, Compact SMT Switching Power Supply PCBA 12V/24V 3A-20A for IoT Devices/Medical Equipment and so on.