Shenzhen BAK Technology Co., Ltd.
| Payment Terms | ,T/T |
| Supply Ability | Daily Delivery Capability: Approx. 1,800 units/day |
| Delivery Time | 10-15 working days |
| Packaging Details | Standard Export Packing |
| Series Supported | 2S |
| Continuous Discharge Current (A) | 20A |
| Balancing Type | Active Balancing / Passive Balancing (Optional) |
| Over charge detection voltage(Cell) | 4.100V±0.050V（Adjustable） |
| Over Discharge Detection Voltage(Cell) | 3.100V±0.050V（Adjustable） |
| Customization Available | Yes |
| Warranty | 12 months |
| Brand Name | BAKTH/OEM/Neutral |
| Model Number | BAKTH-0020200054-01 |
| Certification | Certified with CE / RoHS / IEC62133 certifications |
| Place of Origin | Guangdong, China |
View Detail Information
Explore similar products
8S 15A Protection Circuit Board Suitable for Lithium Batteries with SMBUS
10S 20A Protection Circuit Board Suitable for Lithium Batteries with SMBUS
7S 15A Protection Circuit Board Suitable for Lithium Batteries
1S Protection Circuit Board with 5A Continuous Current for Li ion Battery Pack
Product Specification
| Payment Terms | ,T/T | Supply Ability | Daily Delivery Capability: Approx. 1,800 units/day |
| Delivery Time | 10-15 working days | Packaging Details | Standard Export Packing |
| Series Supported | 2S | Continuous Discharge Current (A) | 20A |
| Balancing Type | Active Balancing / Passive Balancing (Optional) | Over charge detection voltage(Cell) | 4.100V±0.050V（Adjustable） |
| Over Discharge Detection Voltage(Cell) | 3.100V±0.050V（Adjustable） | Customization Available | Yes |
| Warranty | 12 months | Brand Name | BAKTH/OEM/Neutral |
| Model Number | BAKTH-0020200054-01 | Certification | Certified with CE / RoHS / IEC62133 certifications |
| Place of Origin | Guangdong, China | ||
| High Light | 2S 20A lithium battery BMS ，smart BMS for multiple applications ，lithium battery protection board with warranty | ||
The 2S 20A Lithium Battery Protection Board (Smart BMS) is a high-performance battery management system designed to ensure the safe and stable operation of 2-series (2S) lithium-ion or lithium-polymer battery packs. With a robust 20A continuous discharge current rating, this BMS provides comprehensive protection against overcharge, over-discharge, overcurrent, and short circuits, making it ideal for a wide range of applications, including electric vehicles, portable power stations, solar energy storage, drones, and DIY battery projects. Its intelligent balancing feature enhances battery lifespan by maintaining uniform cell voltages, while compact design and easy integration offer flexibility for both commercial and hobbyist use.
Specifications
| Compatibleinterface |
SMBUS/IIC |
Continuous Discharge Current | 20A |
| Over charge detection voltage(Cell) |
4.100V±0.050V Adjustable |
Dimensions |
Length 120 mm Width 53.5 mm Height 2.5 mm |
| Over Discharge Detection Voltage(Cell) |
3.100V±0.050V Adjustable |
Compliant certification standards | IEC62133 |
| Over Current Discharge |
25.0A±0.5A Adjustable |
Type of Protective Board | 2S lithium battery protection board |
|
Over Current Charge
|
25.0A±0.5A Adjustable |
Protection | OV, UV, OC, SC, OT, Balance |
| Discharging Temperature |
-22~60℃ Adjustable |
|
0~45℃ Adjustable |
Key Features
Through the SMBUS/IIC communication protocol, real-time feedback on battery status (such as SOC, SOH, temperature) is provided, supporting data interaction with host devices for easy system integration.
Built-in protections for over-voltage, under-voltage, short-circuit, over-current, and temperature to ensure safe battery operation.
Supports active balancing function to extend battery pack life and improve consistency.
Application Scenarios
Energy Storage Systems (ESS)
Warranty & Support
12-month warranty with lifetime technical support
100% tested before shipment to ensure safety and reliability
Dedicated account manager and technical support with 48-hour response
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2002
Total Annual:
15000000-20000000
Employee Number:
100~199
Ecer Certification：
Verified Supplier
Shenzhen BAK Technology Co., Ltd. founded in 2002, with more than 22 years experience in design and production of battery packs and PCB/BMS. BAKTH has its own R&D team, advance production & testing facilities. A fully automatic SMT line was introduced in 2021, further enhanced BAKTH producti... Shenzhen BAK Technology Co., Ltd. founded in 2002, with more than 22 years experience in design and production of battery packs and PCB/BMS. BAKTH has its own R&D team, advance production & testing facilities. A fully automatic SMT line was introduced in 2021, further enhanced BAKTH producti...
Get in touch with us
Leave a Message, we will call you back quickly!