Voodoo Labs do a pretty popular one, I forget the name of it (Pedal Power II maybe?). A lot of people in the US also seem to use the 1Spot and daisy chain from it (from what I understand).
I know you're not from the UK, but for sake of anyone there, who may find this thread using a search, the Diago Powerstation is seems to get good press, works the same way as a 1Spot in that you daisy chain your pedals. There's also the budget option of one of the dirt cheap power supplies from
www.effectpowersupplies.com mine works fine, with no noise, but I already use a NS-2 Noise Suppressor, not actually tried it without
