This product is either discontinued or we cannot get that from suppliers.
Cooler Master 420W Power Supply TM420-PSARM3-BU, Input Voltage 110-120/220-240V~, Input Frequency Range 60/50 Hz, Efficiency >65% Typically, MTBF >100,000 hrs, Output Capacity 420 Watts, Regulatory Nemko / TUV / cUL / CE / BSMI /FCC / C-tick / CCC (Passive Model Only).
An efficient and affordable power supply from CoolerMaster, the Thermal Master is ideal for basic computer systems or home theatre PCs. Built with quality components and designed for silent operation.