# how many amps would a 12 v -20 ahr battery draw when charged with unlimited current power supply?

i have 3 X 12V battery i use them to drive a dirt bike .i want to charge them with a 36v-30A power supply the maximum charge current is 6 amps that is given by the manufacturer . will this damage my battery packs ? more over how many amps would the battery draw? i am not using current limiting circuits

• Enough to blow it up. Which is why we don't do that. Jul 22 '18 at 1:03
• 6 amps that is given by the manufacturer ... charger manufacturer or battery manufacturer? Jul 22 '18 at 5:46
• battery manufacturer? Jul 22 '18 at 7:42
• TL/DR : Use current limiting circuits. Jul 22 '18 at 12:04