7 20 Series Lithium Battery Protection Plate BMS Polymer 18650 Lithium Iron Lithium Titanate Lithium Mouth Belt Equalization

7 20 Series Lithium Battery Protection Plate BMS Polymer 18650 Lithium Iron Lithium Titanate Lithium Mouth Belt Equalization
  • Продавецyourartsdesire.us
  • Список ценUS $72.76piece
  • Продажная ценаUS $72.76piece
  • ДоставкаБесплатная доставка
  • Рейтинги4,1 (108)

Oписание продукта


12V battery pack - Lithium Iron-Phosphate (LiFePO4) - 40Ah

• High lifespan: two thousand cycles and more (see chart)

• Deep discharge allowed up to 100 %

 Ultra safe Lithium Iron Phosphate chemistry (no thermal run-away, no fire or explosion risks)

• Embedded BMS (Battery Management System) : improve lifespan AND secure the battery

 No Lead, no heavy metal, no toxic element

 Calendar life > 10 years

 Excellent temperature robustness (-20 °C up to +60 °C)

• Flexible deployment : up to 10 packs in parallel and 4 in serial

• Constant power during discharge (very low internal resistance)

• Very low Peukert’s losses (energy eciency >96 %)

• Very low self discharge (<3 % per month)>

• No memory eect

 About 50 % lighter and 40% smaller than equivalent Lead-AGM

battery with same usable energy

• Certification : CE, RoHS, UN 38.3, UL and CB





Nominal voltage


Nominal capacity


Stored energy


Internal resistance

≤ 50mΩ


>2000 cycles (see chart)

Self discharge

< 3% per month

Energy efficiency

> 96%

Standard Charge


Charge voltage

14.6V ± 0.1V

Charge mode

CC/CV : Constant Current / Constant Voltage


Continuous charge current / Maximum charge current

30A/100A (can be customized)

BMS charge cut-off voltage

14.6V ± 0.1V

Standard Discharge


Continuous discharge current

30A(can be customized)

Maximum discharge current

100A (<5S)(can be customized)

BMS discharge cut-off voltage




Charge temperature range

0°C à 45°C @60±25% relative humidity

Discharge temperature range

-20°C à 60°C @60±25% relative humidity

Storage temperature

0°C à 40°C @60±25% relative humidity

IP protection level

IP 56



Cell assembly

26650 3.2V 3300MAH 4S12P

Casing material









Note :This price include 2pcs 12V 40AH ,you can make 12V 80AH or 24V 40AH and so on 



The battery certification



 1. We ship to Worldwide,except China,Hong Kong,and we do not ship to APO/FPO.etc

2. Items will shipped to 1-3 bussiness Days after payment received.

3. Items are shipped from China using DHL,UPS,FEDEX,TNT,EMS,reach most of the countries within 3 to 10 bussiness Days.Delivery time depends on destination and other factors, it may takes up to 10 bussiness days.

4. We ship to the buyer\'s Aliexpress address,your Aliexpress address must match your Shipping address.

5. Any custom duty or import tax are responsible for the Buyer.


1. 30 Days Refund , In order to return an item you must contact us to request a Return Merchandise Authorization Number (RMA).

2. We are not responsible for any kind of compatible issues, or problems related to any specific software or games. Please check our description carefully before purshing. If there is not anything wrong with our product or description, we wont bear the return shipping.

3.We checking all items before sending out, if you received an broken / defective item, please take photos and send to us immediately. We only accept those cases reported within 7 days.

4. Please keep all the package material , return items must be in good condition.

5. Buyer is responsible for all return shipping charges. We will responsible to pay the resend package.

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3. If you have any problem,please contact us ,we will reply you in 24 hours.