Shenzhen Juyi Science And Trade Co., Ltd.
| Packaging Details | Carton |
| Supply Ability | 50000 Piece/Pieces per Month |
| Base Material | FR-4 |
| Copper Thickness | 1oz |
| Board Thickness | 1.6mm |
| Min. Hole Size | 0.2mm |
| Min. Line Width | 0.1mm |
| Min. Line Spacing | 0.1mm |
| Surface Finishing | HASL Lead Free |
| Working Current | 80A |
| Voltage | 67.2V(LFP) & 77.7V(NCM) |
| Suitable for battery string | 21S |
| Battery type | Lifepo4/lithium Battery |
| Size | L136*W67*T20 mm |
| Solder mask color | Green.Black.Red.Yellow.White.Blue.Purple.Matte Green. Matte Black |
| Application | Digital Equipment, Electrice, Ebike, etc |
| Protection function | Overcharge ,Overdischarge ,Overcurrent ,Short-circuit |
| Other functions | Thermistor temperature protection |
| Support communication function | RS485 , CAN , Bluetooth |
| Port | shenzhen |
| Model Number | JW-B21S80A-897 |
| Place of Origin | Guangdong, China |
| Brand Name | ENERKEY |
| Certification | ISO9001/ROHS/CE |
View Detail Information
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Product Specification
| Packaging Details | Carton | Supply Ability | 50000 Piece/Pieces per Month |
| Base Material | FR-4 | Copper Thickness | 1oz |
| Board Thickness | 1.6mm | Min. Hole Size | 0.2mm |
| Min. Line Width | 0.1mm | Min. Line Spacing | 0.1mm |
| Surface Finishing | HASL Lead Free | Working Current | 80A |
| Voltage | 67.2V(LFP) & 77.7V(NCM) | Suitable for battery string | 21S |
| Battery type | Lifepo4/lithium Battery | Size | L136*W67*T20 mm |
| Solder mask color | Green.Black.Red.Yellow.White.Blue.Purple.Matte Green. Matte Black | Application | Digital Equipment, Electrice, Ebike, etc |
| Protection function | Overcharge ,Overdischarge ,Overcurrent ,Short-circuit | Other functions | Thermistor temperature protection |
| Support communication function | RS485 , CAN , Bluetooth | Port | shenzhen |
| Model Number | JW-B21S80A-897 | Place of Origin | Guangdong, China |
| Brand Name | ENERKEY | Certification | ISO9001/ROHS/CE |
| High Light | Lifepo4 Battery BMS 80A ，Smart Lifepo4 Battery BMS ，E Bike Battery BMS Board | ||
| Electric Parameter | | | | | | | ||||||
| NO. | Project | | Min. | Typ. | Max. | Unit | ||||||
| 1 | Parameter | Charging voltage | | | 75.6 | V | ||||||
| | | Working current | | | 80 | A | ||||||
| | | Usage(Li-ion battery packs) | | 77.7 | | V | ||||||
| | | Usage(LiFePO4 battery packs) | | 67.2 | | V | ||||||
| | | Balance voltage for single cell | 3.175 | 3.2 | 3.225 | Vc | ||||||
| | | Balance current for single cell | 40 | 50 | 60 | mA | ||||||
| 2 | Overcharge protection | Overcharge detection voltage for single cell | 3.725 | 3.75 | 3.775 | V | ||||||
| | | Overcharge detection delay time | 0.5 | / | 1.5 | S | ||||||
| | | Overcharge release voltage for single cell | 3.45 | 3.5 | 3.55 | V | ||||||
| 3 | Overdischarge protection | Overdischarge detection voltage for single cell | 2.45 | 2.50 | 2.55 | V | ||||||
| | | Overdischarge detection delay time | 0.5 | / | 1.5 | S | ||||||
| | | Overdischarge release voltage for single cell | 3.45 | 3.5 | 3.55 | V | ||||||
| 4 | Overcurrent protection | Over discharge current protection | 150 | 200 | 250 | A | ||||||
| | | Detection delay time 1 | 500 | / | 1500 | mS | ||||||
| | | Detection delay time 2 | 500 | / | 1500 | mS | ||||||
| | | Overcharge current protects current | 150 | 200 | 250 | A | ||||||
| | | Detection delay time | 500 | / | 1500 | mS | ||||||
| 5 | Short-circuit protection | Short-circuit protection current | / | / | / | A | ||||||
| | | Short-circuit detection delay time | 50 | / | 800 | μS | ||||||
| | | Protection condition | Exterior short circuit | | | | ||||||
| | | Release condition | Cut load,Auto recovery | | | | ||||||
| | | MOSMOS temperature protection | / | / | / | ℃ | ||||||
| | | Charge high temperature protection | 55 | 60 | 65 | ℃ | ||||||
| | | Charge low temperature protection | / | 0 | / | ℃ | ||||||
| | | Discharge high temperature protection | 55 | 60 | 65 | ℃ | ||||||
| | | Discharge low temperature protection | -25 | -20 | -15 | ℃ | ||||||
| | | Release condition | The temperature drops to 55ºC, charge release | | | | ||||||
| | | Operating temperature range | -20 | / | 60 | ℃ | ||||||
| | | Storage temperature range | -20 | / | 60 | ℃ | ||||||
| 7 | Current | Current consumption (sleeping) | | | 50 | uA | ||||||
| | | Current consumption(working) | | | 10 | mA | ||||||
| | | Maximal continuous charging current | | | 80 | A | ||||||
| | | Maximal continuous discharging current | | | 80 | A | ||||||
| | | Maximal discharging current (time) | None | | | | ||||||
| 7 | Resistance | The on-state resistance of the main circuit | / | / | 5 | mΩ | ||||||
| 8 | Break circuit protection | Disconnect the voltage sampling circuit to turn off the charge and discharge | Support | | | / | ||||||
| 9 | NTC Protection | Thermistor temperature protection | Support | | | / | ||||||
| 10 | Electronic switch | | Support | | | / | ||||||
| 11 | Reverse polarity protection | | Nonsupport | | | / | ||||||
Company Details
Business Type:
Manufacturer
Year Established:
2015
Total Annual:
10000000-50000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Shenzhen Juyi Science And Trade Co., Ltd. and EnerKey BMS Technology Co., Ltd. is a new energy enterprise engaged in the research and development of lithium battery protection panels (intelligent BMS). EnerKey BMS specializes in the field of power solution development, has accumulated m... Shenzhen Juyi Science And Trade Co., Ltd. and EnerKey BMS Technology Co., Ltd. is a new energy enterprise engaged in the research and development of lithium battery protection panels (intelligent BMS). EnerKey BMS specializes in the field of power solution development, has accumulated m...
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