Described as high-efficiency components, the 50W AD50 and 100W AD100 series ac/dc power adapters specify typical power-conversion efficiencies of 80% and 90%, respectively. Both support a universal 90 ...
When you have a whole stack of devices and appliances that all have an AC to DC adapter and which you’d like to put on an uninterruptable power supply (UPS), you could do the obvious thing and get an ...