If I need a 36V Cotek power supply, can I use a 60V Cotek power supply if that is all that is available? Posted by Dillon Hayes, Cotek on Jun 2nd 2021 Yes, you can use a higher voltage power supply (albeit at a lower current output) because all Cotek power supplies offer fully programmable current and voltage settings. For example, if you use a 4 AE-800 AE-1500 AE-3000 AEK-3000