Switching Power Supply, Sensor, Solid State Relay manufacturer / supplier in China, offering High Power 1200W 12V 100A Switching Power Supply for Industrial, LED Used AC 110V or 220V Input AC to DC Ms-1200-12, M18 Retroreflective Type PNP NPN No Nc DC 4 Wires Photoelectric Switch Infrared Photocell Sensor with Mirror Reflector Distance 2m Proximity Switch, 120W Dual-Output Switch-Mode Power Supply (SMPS) for AC to DC Conversion +24V -24V for Electronics Projects D-120f24 and so on.