Mean Well RS-25-12 power supply, power supply, according to design:built-in, input/output: AC - DC, the nominal input voltage is: 230 V AC, the input voltage range is: 88 - 264 V AC / 125 - 373 V DC, the nominal output voltage is: 12 V DC, nominal output current is: 2,1 A, output power is: 25 VA/W, number of outputs: 1 pair output from terminal block, fault report: ac / dc ok, method of reporting faults: led, overload protection: short-circuit protected, surge protection: supported, cooling: passive.