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2S 5A Li-ion Battery Protection Board BMS HX-2S-A2


GST 18% extra
Model: SYN-6434
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Lithium-Ion charge protection circuit comes with over-charge, over-discharge, over-current and short circuit protection. MOS transistor can control the battery charge and discharge, Built-in three-stage over-current detection circuit, for a variety of various shapes 3.7 V lithium Ion batteries.hx-2s-a2 is highly accurate voltage detection circuit and provides low standby current consumption.hx-2s-a2 is Small size, suitable for many requirements of high integration, low cost.


  • Charging Voltage Range: 4.25-4.35V±0.05V
  • Discharge Voltage Range: 2.5-3V±0.05V
  • Maximum Working Current: 5A
  • Limit Instantaneous: 7A
  • Charging Voltage: 8.4V-9V

Bms solder instructions:

  • B +:Has connected to the accumulator a positive
  • B-: Battery is connected negative
  • MB : Connect battery 1 to the connection point in front of battery 2
  • P + : C Harge / discharge side positive (total charge / discharge side)
  • P- : Connection / discharge of the terminal minus (charging / discharging side is divided)


  • Model: SYN-6434

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This product was added to our catalog on Friday 18 May, 2018.


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