The AM20EW-11012SH22-NZ is a DC-DC converter manufactured by Aimtec. It is rated at 20W of power and has an input voltage range of 40-160V. The output is 12V DC at 1667mA. The converter features high efficiency, low ripple, and high reliability. It is also capable of providing over-current, over-temperature, and short circuit protection. It is suitable for a variety of applications, including industrial, medical, railway, LED, and telecom.