First full battery built for Don’s BadBoy 48v.
4pcs 2p4s.
Test charging from bottom balanced 2.7v with no bms/balancer.
Random connected cells tested from 71 to 74ah.
10a to start, then switch to 20a.
Notice the banding! Don came over with an $850 tool and 3/8 galv steel.
One on left is first test with plain steel.
