12V DC 500mA POWER SUPPLY PLUG ADAPTER
These Adaptors are ideal for powering battery devices that have a 12 Volt DC mains adaptor socket.
They plug directly into a UK 240V AC mains socket.
The output is 12V DC at 300mA.
The cable has a plug with a positive(+) outer and a negative (-) inner contact.
This must match the device which you are powering! Check the label in the picture above.
the cable plug is 5mm diameter, the centre pin hole is 2.5mm.
If you need one with a center positive (+) then you can buy a small converter lead from us
which will change it fron center negative to centre positive.