The power supply is never the most glamourous component in a computer, but it's undeniably important – after all, your PC won't do much if there's no way for electricity to get to the components.
Power supplies sit quietly in the bottom of cases and extend their cables to every part of the rig, delivering electricity to the motherboard, graphics card, hard disk and more.
Cheap PSUs are obviously tempting, but they're usually a bad idea for several reasons – so we've explored what you should look out for when picking a PSU, and picked out some of our favourites from the huge range we have available.
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