TDK has currently introduced the series of CUS350M for AC/DC power supplies. It works on 350 W output power, it has both ITE and Medical certification to the IEC 60601-1 standards to meet its regulations. It does not require any forced air to use as a coolant . the CUS350M is well suited for the applications related to the audible noise toleration, that includes the hospitals, dental broadcasting and other professional equipments.  This power supply is capable of operating on 85 to 264 Vac input. they initiate with 12,18,24, and 48V outputs. It has a claimed efficiency of up to 94%.   This device also operates at -20 to 40 degree C with drafting process.