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32140 Sodium ion Cells
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32140 Sodium ion Cells for Sale

TOB New Energy provides TOB-32140-C-Na high performance 32140 sodium ion battery for sale.
  • Brand:

    TOB NEW ENERGY
  • item no.:

    TOB-32140-C-Na
  • order(moq):

    1
  • Payment:

    L/C, T/T
  • product origin:

    China
  • shipping port:

    XIAMEN
Product Detail

32140 Sodium ion Cells for Sale


SPECIFICATIONS


No. Item Standard Remark
1 Nominal capacity @4.0~2.0V 10.0Ah 0.5C discharge @25℃
2 Rated voltage 3.05V
3 AC resistance ≤3mΩ AC 1 kHz, 3.2V
4 DC Resistance ≤10mΩ 2C 30s, 3.2V
5 Weight 270±5g
6 Size Diameter: 33.2±0.2mm
Height: 140±0.3mm
7 Charging cut-off voltage 3.95V T≥45℃
4.0V 0℃<T<45℃
3.9V -10℃≤T≤0℃
3.8V -20℃≤T<-10℃
8 Charging cut-off current 500mA (0.05C) T>0℃
1000mA (0.1C) T≤0℃
9 Discharge cut-off voltage 2.0V Can be discharged to 0V
10 Standard continuous charging current 5000mA 0.5C
11 Maximum continuous charging current 30000mA 3C CC to 4V
charging capacity>90%
Temperature rise<20℃
12 Standard continuous discharge current 5000mA 0.5C
13 Maximum continuous discharge current 30000mA 3C CC to 2V discharge
capacity>90%
Temperature rise<20℃
14 Capacity ≥110Wh/kg


Electrical characteristics



Charging performance

Items

Subitem

Battery surface temperature

Standard Charging

Rapid Charging

Pulse charging

Charging performance

Temperature and charging performance

>70℃

Not allowed to charge

45~70℃

0.5C

2C

Not allowed to charge

30-45℃

0.5C

3C

5C, SOC≤40%,time<8min

15-30℃

0.5C

1C

3C, SOC≤50%,time<15min

0-15℃

0.33C

0.5C

Not allowed to charge

-10~0℃

0.2C(3.9V)80%SOC

Not allowed to charge

-20~-10℃

0.1C(3.8V)75%SOC

Not allowed to charge


Subitem

Battery surface temperature

Product specifications

Conditions

Ratio

25℃±2℃

Charging capacity ≥95% rated charging capacity

2C CC to 4V Temperature Increase≤8℃

25℃±2℃

Charging capacity ≥90% rated charging capacity

3C CC to 4V Temperature Increase≤15℃


Discharge performance

Item

Parameter

Performance

Conditions

Discharge performance

Temperature and discharge capacity

-30℃

≥75%

After being left for 12 hours, the capacity under standard discharge current is compared with the nominal capacity.

-20℃

≥85%

0℃

≥90%

25℃

≥100%

45℃

≥100%

60℃

≥95%

Discharge temperature range

-30℃~70℃

Whenever the battery temperature is not within this range, stop immediately.

Rate discharge capability

Standard discharge current

0.5C

≥100%

25℃,Relative capacity under standard charge and discharge

Max. continuous discharge current

3C

≥90%

25℃,Relative capacity under standard charge and discharge

Max. discharge current (long time)

10C

30S

25℃<Battery surface temperature<60℃,SOC>50%

Max. discharge current (short time)

15C

3S

25℃<Battery surface temperature<60℃,SOC>50%


Storage performance

Item

Subitem

Parameter

Performance

Conditions

Storage performance

Short term

Ultra-high temperature storage

Retention rate

≥90%

Measure battery capacity at 25°C,Store at 75℃ for 3 days,100%SOC

Recovery rate

≥98%

High temperature storage

Retention rate

≥90%

Measure battery capacity at 25°C,Store at 45℃ for 7 days,100%SOC

Recovery rate

≥98%

Low temperature storage

Retention rate

≥95%

Measure battery capacity at 25°C,Store at -20℃ for 7 days,100%SOC

Recovery rate

≥98%

Long term

High temperature storage

Retention rate

≥90%

Measure battery capacity at 25°C,Store at 35℃ for 90 days,40%SOC

Recovery rate

≥98%

Low temperature storage

Recovery rate

≥98%
(28d≥99%)

Store at 25±5℃for 180 days,40%SOC


Battery service life

Item

Parameter

Performance

Conditions

Remark

Battery service life

High temperature cycle

≥1200

45℃,0.5C,2~3.95V,Capacity retention rate≥70%

It depends on the usage conditions. At high temperatures, it is recommended to reduce DOD usage and not charge at constant voltage to extend the service life.

Normal temperature cycle

≥3000

25℃,0.5C,2~4V,Capacity retention rate≥70%

Rate cycle

≥1500

25℃,2C not constant voltage,Capacity retention rate≥70%

Normal temperature over-discharge characteristic cycle

100

25℃,0.5C,0~4V cycle,Capacity retention rate≥95%

Battery usage instructions



Temperature gradient charging solution

Max. charging rate

SOC

Temperature gradient

-20℃~-10℃

-10℃~0℃

0℃~10℃

10℃~20℃

20℃~45℃

45℃~55℃

55℃~70℃

100%

/

/

0.05

0.05

0.05

0.05

/

90%

/

0.05

0.20

0.75

0.50

0.50

0.50

80%

0.05

0.20

0.50

0.75

3.00

1.00

0.50

70%

0.10

0.20

0.50

0.75

3.00

1.00

0.50

60%

0.10

0.20

0.50

0.75

3.00

1.00

0.50

50%

0.10

0.20

0.50

0.75

3.00

1.00

0.50

40%

0.10

0.20

0.50

0.75

3.00

1.00

0.50

30%

0.10

0.20

0.50

0.75

3.00

1.00

0.50

20%

0.10

0.20

0.50

0.75

3.00

1.00

0.50

10%

0.10

0.20

0.50

0.75

0.75

0.50

0.50

0

0.10

0.20

0.50

0.50

0.50

0.50

0.50


Transportation

The battery's shipping state of charge is 30%~50% SOC. Batteries should be packed into boxes for shipping. During transportation, it should be prevented from severe vibration, impact or extrusion, protected from sun and rain, and must not be turned upside down.

During the loading and unloading process, products should be handled with care, and strict precautions should be taken to prevent throwing, rolling, and heavy pressure.


Storage

Batteries stored for longer than 6 months must be placed in a dry and ventilated place. The storage state of charge is 20%~50% SOC, and the battery is charged and discharged every 6 months.


Precautions

a) Do not put the battery into fire or heat it.

b) Do not short-circuit or overcharge the battery.

c) Do not subject the battery to excessive mechanical impact.

d) Do not immerse the battery in sea water or water, or allow it to absorb moisture.

e) Do not reverse the positive and negative poles of the battery.

f) Do not disassemble or repair the battery.

g) Do not cause the battery to be significantly damaged or deformed.

h) Do not touch the leaking battery directly.

i) Keep batteries away from children.

j) Do not needle, hammer or step on the battery.

k) Do not hit or throw the battery.


PRODUCT DISPLAY


32140 Sodium ion Batteries

32140 Sodium ion Batteries

32140 Sodium ion Batteries

32140 Sodium ion Batteries

32140 Sodium ion Batteries

32140 Sodium ion Batteries


 Email: tob.amy@tobmachine.com

 Skype: amywangbest86

 Whatsapp/Phone number: +86 181 2071 5609

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