Bafang bbs kits; 8fun mid drive kits and spare parts; Elektrofahrrad Mittelmotor Bafang BBS;

Battery shipment for Australia is available now and it is custom duties free channel. Battery shipment for Europe please chooses "Europe via United Kingdom" which is custom duties free channel; it would take about 8-13 days for this channel, please be noted. If you fail to place order on our website, please clean cookies of your browser to try. If your failed to register on our website, please open your browser cookies and try. We currently developed Bafang M33 spanner, and we will provide it for free if you order the bbs kits. For motor orders, EU customers can choose "Europe via United Kingdom" to avoid custom duties. If your question email does not get replied in time, please resend emails to us because sometimes mails would be sent to junk mailbox automatically.

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BMS for ebike lithium bottle batteries

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Availability: In stock

Quick Overview

PCM for ebike bottle batteries, round shape batteries, 24V or 36V lithium batteries.


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BMS for E-bike dolphin batteries, round shap bottle battery, it is only for lithium ion battery, not for LiFePO4 battery, please be informed.


No Test Items Critiria
1 Voltage Charging voltage DC:42V CC/CV
Single cell balancing voltage 4.20±0.05V
2 Current Single cell balancing current 67±5mA
Single cell self-discharging current ≤100μA
Max continuous charging current 5A
Max continuous discharging current 20A
3 Single cell overcharge protection Overcharge voltage detection 4.25±0.05V
Delay time for overcharge voltage detection  0.5S—2S
Overcharge recover voltage 4.15±0.1V
4 Single cell over discharge protection Over-discharge voltage detection 2.75±0.1V
delay time over-discharge voltage detection  10—200mS
Over-discharge recover voltage 3.0±0.1V
5 Over current protection Over-current detecting current 50±10A
Delay time for over-current detection 5ms—60ms
Recover charging or use ON/OFF switch
6 Short circuit protection Detecting method external short-circuit
Delay time for detection 200-800us
Recover charging or use ON/OFF switch
7 impedance Protection circuitMOSFET 20mΩ
8 Temperature Working temperature -40+70
Storage temperature -40+125


Additional Information

dimension No
net weight 0.1KG
Manufacturer GBK

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