BMS equalizer you can buy on aliexpress there are several versions I have 2A besides it sells 1A and other with conection modification GPS,CAN module,RS458 with function OFF shudown with adjustable voltage and current requirements here is more options how protect battery pack.
Can you make own battery pack with professional bms circuit which you can set according to your own battery parameters.they have the main advantages:
- Support 2S to 24S battery packs; Single cell voltage collection range: 1V ~ 5V, accuracy: ± 3mV; Build a high capacity LifePO4 battery from individual cells.
- BMS supports up to 200A amp continuous charge or discharge current. Perfect for your high current applications
- Programable Over-charge protection voltage :1.2V-4.35V and Overcurrent protection(Adjustable):10-200A
- Support all pool types such as : Li-ion, Lipo, Lifepo4, LTO, super capacitors and other batteries
- Support balanced cascading to apply to more than 24S of battery packs, in theory, can be cascaded indefinitely; for exsampel , can 28S , 32S , 36S , 40S … and so on
- Support Bluetooth communication, equipped with mobile APP, real-time view of battery status;
- Balanced way: Active equalization
- Active equalization current:2A
- internal resistance:0.3mΩ
- Rated discharge current:200A
- Maximum discharge current:350A
- Wiring method:common port
- voltage range: 1V-5V
- Voltage acquisition accuracy: ±5mV
- Battery cell Over-charge protection voltage :1.2V-4.35V(Adjustable)
- Battery cell Over-charge protection recovery voltage: 1.2V-4.35V(Adjustable)
- Battery cell Over-discharge protection voltage: 1.2V-4.35V(Adjustable)
- Battery cell Over-discharge protection recovery voltage : 1.2V-4.35V(Adjustable)
- Quantity of temperature detection: 3 PCS
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