MDS Internal Power Supply Delta Electronics MDS Power Supply comes with universal AC input at 90VAC as well as low earth leakage, risk management report available, and the electric shock protection in compliance with 2 x MOPP. The MDS series is certified for EMC standards according to EN 55011 for industrial, scientific and medical (ISM) radio-frequency equipment and EN 55022 for Information Technology Equipment (ITE) radio-frequency equipment. Delta Electronics MDS series comes with both medical and ITE safety apporvals including UL/CSA/CQC/CE and CB certification and are fully compliant with RoHS Directive 2011/65/EU for environmental protection.