Power your device with direct current by using this RT-50C AC to DC power supply from Mean-Well USA, Inc. to convert an alternating current source to a direct current supply. It has a voltage of 5|15|-15 V and maximum output power of 50 W. This part"s 3 outputs can handle a current up to 5|2|1 A. This part has a minimum operating temperature of -25 °C and a maximum of 70 °C.