ME40A1203B01 is a 40W single output external AC-DC power supply designed for medical applications. It delivers 12.0V output at 3.40A with 120mV pk-pk ripple and noise, featuring ±1% line regulation and ±5% load regulation. The unit operates from a universal input range of 90-264Vac (47-63Hz) and is approved to EN/IEC/UL60601-1 3rd edition safety standards with 2 MOPP input-to-output isolation. This Class II wall-plug configuration features interchangeable blades and a 2.5 x 5.5 x 9.5mm straight barrel type output connector with center positive polarity. With an IP22 rated enclosure, greater than 1,000,000 hours MTBF, and DoE Efficiency Level VI compliance, it is ideal for portable medical equipment requiring reliable, efficient power conversion.