5S 18V 21V 30A Li-ion Lithium Battery BMS 18650 battery for electric screwdriver Charger Protection Board 18V 21V Cell Protection Circuit for dewalt power tool
Specification:
100% Brand new
Name: protection board
Color: as picture shows
Charging voltage: 21 V
Charge MOS pressure value: 35 V
Discharge MOS pressure value: 35 V
Charging current: 5-6 A
Continuous discharge current: 30 A
Over current protection: 50/55/60 A
Over current protection delay: 20/25/30mS
Single section since the power consumption: 30uA
Single section between the power consumption: 3uA
Single section over charge detection voltage: 4.18- /4.22V
Over charge recovery voltage 4.05- 4.15 V
Over charge detection delay: 0.5/1.0/2.0S
Single section over discharge detection voltage: 2.75-2.85 V
Over discharge recovery voltage: 2.90-3.20 V
Over discharge detection delay: 0.5-2.0S
Short / over / over current protection recovery short circuit / over discharge / over current protection after removal of load auto recovery
Short circuit protection delay 200/500/600uS
The normal working state of B- to P- resistance: 5mΩ
Continuous 20A current maximum temperature rise: 25 ℃
Working environment (humidity) relative humidity: ≥98% (long-term stability under the humidity)
Working environment (temperature) -30 ~ 80℃(in the lower temperature range of long-term stability)
Notice:
1.Please allow 1-5mm errors due to manual measurement
2.Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.
3.The BMS new version color is green,not the red,we send the new version,thank you!
We only accept payment through Paypal.
Items will go to post within 1-2 business days after payment confirmed.
If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.
We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.
1. We ship to Worldwide.
2. We only ship to confirmed PAYPAL address; your PAYPAL address must match your Shipping address.
3. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy. Shipping fee has including the local handing and packaging fee.
4. All the items will be shipping within 1-2 working days after receiving the payment, except some holidays.
5. We will not be responsible for any custom delay or tax, because transit time is highly depended and provided by postal Service.
6. If you have any problem, please contact us via message, we will reply message within 1-2 working days, please wait for patient.