The battery builders club

[KfromtheBay]

Some decent info on using drivers/power supplies for charging:

Using LED Driver as a 12s Charger

PROBLEM: After recently finishing my new board with 12s4p 30Q pack (12Ah). I plugged in my old 1.5A charger, only to find that it takes around 8 hours to charge my board This is simply not be acceptable during group rides. My goal is to be able to charge at the same mins per mile rate as my boosted friends. I started looking for a 50.4V charger that would give me >4A and will ship to the UK before a group ride this weekend but im not having much luck finding anything more than …