Tdk lambda single output enclosed acdc industrial psu hwsamea series tdk lambda hws 50a 48mea the tdk lambda hws 50a 48mea is an ac dc enclosed power supply unit this industrial grade single output power supply has a power rating of 526w and is ul 60601 1 and medical approvedthe 48v psu operates from a universal input of 85 to 264v ac and is highly efficient compact and environmentally friendly the psu is supplied with a cover tdk lambda hws 50a 48mea acdc psu module