7S Power Wall Balance PCB 18650 supporto batteria 20/40/60A scheda di protezione BMS

7S 20A BMS： 7S 40A BMS：. 7S 60A BMS：. 7S 1P standard： 7S 2P standard：. 7S 1P advanced： 7S 2P advanced：. Electricity : 60A. Electricity : 20A Electricity : 40A. ★The list price is the price of a circuit board or a battery holder.

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