"Of the Raspberry developers recommend" Power Supply Micro USB 5V / 1.2A for Raspberry Pi Model A and B, for global use, TÜV approved with TUV-GS mark! (Electronics)
Basically, I can only add my voice to my Vorrezensenten. I also bought at CIELA-modern parts. The delivery took place on Amazon quickly and easily. On the subject of the original power supply: Yes, it is the same power supply which I at RS-Components