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Power Bank Case 12V Battery Holder 21700 Stora Box Balance Circuits 40A 80A BMS PCB 3S Power Wall 21700 Battery Pack DIY Ebike ,Compact Packing

<ul><li>The installation is simple, only the battery is required, no welding is required.</li><li>Excellent structure, helps to dissipate heat during battery use</li><li>Comes with insurance design, safe to use</li><li>The protection board is powerful, reducing worries, flushing the same mouth</li><li>Can be stacked in multiple layers</li></ul>

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Assembled Product Weight

Features:M4 copper pillar conductiveSimple and fast assembly, no welding requiredSize:3S1P short :10.3*8.8*2.5cm 50g3S1P with bms:10.3*8.8*2.5cm 60g3S2P short:10.3*8.8*4.5cm 75g3S2P 40A BMS:17.4*8.8*2.5cm 102g3S2P:17.4*8.8*2.5cm 116g3S4P:17.4*8.8*4.5cm 144g3S2P 80A BMS:17.4*8.8*2.5cm 113gCapacity:Take the 5000mah 21700 battery as an example, 1P=5AH, 2P=10AH, 3P=15AH, 4P:20AH:1s full 4.2v, after dischar 2.9v3s full 12.6v, after dischar 8.7v4s full 16.8v, after dischar 11.6v5s fully chard with 21v, dischard at 14.5v6s fully chard 25.2v, dischard 17.4v7s fully chard 29.4v, dischard 20.3v13s fully chard 54.6v, dischard 37.7v14s fully chard 71.4v, dischard 49.3vCurrent:The avera instantaneous maximum of each layer is 20a, and it is recommended to be less than 10a for a long time (the actual current is determined by the battery performance)Electrical parameters and precautions:Electrical parameters and precautions:It is best to choose the protection board when placing the order to avoid overchar, over dischar and imbalance during use. It is best to choose our dedicated charr. If other charrs are used, you need to choose a DC connector. , It is recommended that each layer does not exceed 1a charging currentInstructions:You can install the battery directly after receiving it. The direction and polarity of the battery installation are subject to the symbols on the circuit boardAfter installing the battery, the direction of the notch is the same, and then screw on the copper pillar,After the copper pillar is installed, confirm that there is no problem, you can install the cable, and you can use it after the cable is connected.Note: If there is no protection board layer, the output terminal will have no , because the protection board is connected in series in the circuit. If there is no protection board, the output is open.power bank case, Battery Stora Boxes, Accessories & Parts, Consumer ElectronicsRelated Products:circuit board,circuit board kit,circuit kit,electronic kits,annoying pcb,circuit board for kids,electrical engineering kit,circuit,electronics kit,proto board,electronic kit,prototype board