Shenzhen BAK Technology Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 10000PCS/Month |
| Delivery Time | 3-4 weeks |
| Packaging Details | Industrial Paper Carton |
| Battery Type | Li-ion |
| Over charge detection voltage(Cell) | 4.350V±0.025V Adjustable |
| Over Discharge Detection Voltage(Cell) | 2.400V±0.080V Adjustable |
| Input charging voltage | 16.8V±0.1V |
| Input charging current | Max 6A |
| Overcurrent Discharge | 15A±3A |
| Continuous discharge current | Max6A |
| Impedance | ≤10mΩ |
| Dimension | 65*30*3.5 mm |
| Sample | Available |
| Brand Name | BAKTH / Neutral / OEM |
| Model Number | BAKTH-4S6P |
| Certification | IEC62133/UL2054 |
| Place of Origin | Dongguan China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 10000PCS/Month |
| Delivery Time | 3-4 weeks | Packaging Details | Industrial Paper Carton |
| Battery Type | Li-ion | Over charge detection voltage(Cell) | 4.350V±0.025V Adjustable |
| Over Discharge Detection Voltage(Cell) | 2.400V±0.080V Adjustable | Input charging voltage | 16.8V±0.1V |
| Input charging current | Max 6A | Overcurrent Discharge | 15A±3A |
| Continuous discharge current | Max6A | Impedance | ≤10mΩ |
| Dimension | 65*30*3.5 mm | Sample | Available |
| Brand Name | BAKTH / Neutral / OEM | Model Number | BAKTH-4S6P |
| Certification | IEC62133/UL2054 | Place of Origin | Dongguan China |
| High Light | 14.8V Li-ion battery protection board ，6A BMS PCB for LED systems ，4S6P battery protection board with warranty | ||
Engineered specifically for 4-cell series × 6-cell parallel (4S6P) lithium-ion (Li-ion) battery packs, this high-reliability protection board delivers a maximum discharge current of 6A—tailored to meet the low-to-medium power demands of multi-cell configurations. Optimized for 4S6P systems (nominal 14.4V, full charge 16.8V) that combine voltage stability (4S) with enhanced capacity (6P parallel), it merges targeted safety safeguards with efficient current management, making it an ideal choice for portable electronics, small energy storage modules, and low-power industrial devices that rely on 4S6P Li-ion packs for extended runtime.
4S6P-Specific Protection & 6A Current Reliability
Overcharge Protection: Triggers at 4.35V per cell (total 17.4V for 4S packs), instantly cutting charging current to prevent cell swelling or thermal runaway. This is critical for 4S6P systems, where voltage imbalance across 24 cells can amplify degradation risks, especially in parallel groups that share current loads.
Undervoltage Protection: Shuts down discharge at 2.4V per cell (total 9.6V for 4S packs), avoiding irreversible capacity loss from deep discharge—particularly important for 6P parallel groups, where "weak cells" can drain entire parallel clusters during 6A sustained operation.
6A Overcurrent & Short-Circuit Protection: Blocks currents exceeding 6A (max discharge) or 18A (peak surge), leveraging high-precision MOSFETs to shield the 4S6P pack and connected devices (e.g., portable scanners, small IoT hubs) from burnout during startup or accidental short circuits.
4-Cell Active Balancing for 6P Clusters: Automatically equalizes voltage across the 4 series cells, with specialized algorithms optimized for 6P parallel groups. This eliminates uneven charge distribution between parallel clusters, extending the 4S6P pack’s lifespan by up to 35% vs. unbalanced systems and maintaining consistent 6A discharge performance.
This board is tailored for 4S LiFePO4 devices requiring 100A peak discharge:
| Item | Content | Criterion |
|---|---|---|
| Application | Battery Type | Li-ion |
| Battery Cell | 4s6p | |
| Charge Parameters | Input charging voltage | 16.8V±0.1V |
| Input charging current | Max6A | |
| Discharge Parameters | Continuous discharge current | Max 6A |
Shenzhen BAKTH Technology Co., Ltd. was established in 2002. For 21 years, we've specialized in battery pack assembly and PCM/BMS design and production. Our 5,000-square-meter factory features automated production lines and SMT assembly capabilities.
FAQ
ISO9001, ISO14001, UL, BIS, KC, USTC, CE, CB - our battery packs have reliable quality assurance.
No limitation - we offer competitive pricing based on order quantity. Sample orders are welcome to test our quality before bulk orders.
Standard warranty is 12 months (negotiable for special products). Our complete production process ensures quality before shipment.
Standard products: 3-4 weeks for samples (depending on cell availability), 5-8 weeks for bulk orders (varies by model and quantity).
Yes - our professional R&D team can provide customized solutions according to your requirements.
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...
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