Ebike Rear Rack Battery

ebike rear rack battery What Features and Advantages of 48v 21ah lithium ion battery? 1. Large battery case which can do lager capacity and voltage(36v 28ah/ 48v 21ah) than nomal rear rack battery . 2. Widely using temperature range, lower temperature lithium battery can be operated in...
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Product Details

ebike rear rack battery



Large capacity 18650 Li-ion battery 48V 21Ah/36V 28Ah

Model: HC-095-A

ltem

Specification

Remark

Nominal capacity 

(48v) 21Ah/(36V) 28Ah

Samsung 18650 3.7V 2600mAh

Nominal voltage

48V/36v

3.7V/Cell

Charging voltage

54.6V±0.05V/42V±0.05V

4.2V/Cell

Charging method

CC/CV

(Constant-current and-Voltage with Limited current

Standard charging time

about 5.5hurs

Battery capacity÷charging current×1.5

Charging current

5000mA

0~+40℃

Continuous discharge current

15A/20A

-20~+60℃

Discharge cutoff  voltage

2.5V

2.5V/lCell

Short circuit protection

Exterior short circuit

Automatic recovery

Intermal resistance

≤200mΩ

AC lmpedance 1kHz

Cycle life

≥800


Operating temperature

Standard Charge

 

0~+40℃


Standard Discharge

-20~+60℃


Pre-wired

Red=Positive,Black=Negative

Protection Circuit Module

Maximal continuous charging current

15A


Maximal continuous Discharging current

20A


Over-charge detection voltage

4.25V±0.025V

Single cell

Over-charge release voltage

4.15V±0.05V

Single cell

Over-charge detection delay time

0.5S-1.5S

Single cell

Over-discharge detection voltage

2.5V±0.08V

Single cell

Over-discharge release Voltage

3.0±0.10V

Single cell

Over-discharge detection delaytime

50-150mS

Single cell

Over-current detection

60±10A

can adjust

Over-current delay time

5-15mS


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ebike rear rack battery

What Features and Advantages of 48v 21ah lithium ion battery?


1. Large battery case which can do lager capacity and voltage(36v 28ah/ 48v 21ah) than nomal rear rack battery.

2. Widely using temperature range, lower temperature lithium battery can be operated in -50°C~+60°C(specialized battery).

3. Excellent storage life and reliability. With low self-discharge, selft-discharge rate≤5% monthly.

4. Various combination,also can make special design for customers.

5. Long cycle life, more than 500 charge/discharge cycles (0.2C)( 80% capacity remained ). more than 800 times(0.1C charge/discharge)

6. Hengchuang lithium batteries are environmentally friendly and pollutant free power, it's without mercury, cadmium,lead and other heavy metals.


What Applications of 48v 21ah lithium ionbattery?


1. E-bikes

2. E-scooters

3. E-tikes

4. E-motorcycles (we can customized the battery pack with the motorcycle case or just  pvc shrink.)

5. Other electric vehicles.



our ser


 1. Shipping


  1)Carton box or custom packaging.
  2)Sample order: by Express ( DHL / UPS / FEDEX / TNT ,by Air)
  3)Bulk order: by sea cargo, air freight, Express (DHL/UPS/FedEx/TNT), we can accept other shipping terms according to your requirements.
   Fast delivery,Door to Door service
.

 

2. Payment


We accept payment of T/T,Western Union,Money Gram, etc.

 

3. OEM & ODM


 OEM and ODM orders are welcome, just send us your design and we can make your ideas into reality.

 

4. Quality


  1)100% tested in production. Test one by one before shipping. All the products will go through 5 checks.

  2) Mass production will only start after we get your confirmation of samples.

 

5. Manufacture


  1) We have our own factory.

  2) All batteries are manufacturing by ourselves.

  3) Provide you “customized products” along with the best pric


con us

ebike rear rack battery

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