Ideal power 4a plugtop psu 5v dc 30w ideal power 25hk ab 050a400 cp6 3a this 30w 4a switch mode power supply has a universal input and a regulated 5v dc output the clever design means that the device can be used both as a plugtop unit with supplied plug adaptors for uk us eu aus type wall sockets or as a desktop power supply by using the blanking plate and figure of eight inlet the output side of the power supply is fitted with a 1 2m cable and supplied with 4x straight and 4x right a