LiFePO4 Battery Pack 12V 21Ah for Street Lighting

Product Details

LiFePO4 Battery Pack 12V 21Ah for Street Lighting

Feature for LiFePO4 Battery Pack 12V 21Ah for Street Lighting

 

  1. Model Name:IFM12.8V-21AH-E2
  2. Rated Capacity:21Ah,
  3. Minimal rated capacity:20.3Ah
  4. Nominal voltage:12.8V
  5. The size:max 75mm(T)*124mm(W)*202mm(L)

Specifcation:

No.

Item

General Parameter

Remark

1

Rated Capacity

21Ah

Standard discharge(0.2 C5)after standard charge(0.2 C5)

2

Minimal Rated Capacity

20.3Ah

3

Nominal Voltage

12.8V

 

4

Cycle Life

Higher than 60% of the Initial Capacity of the Cells

Charge:CC@0.2C to 14.6V, then CV till current to 0.05C
Rest:30min.
Discharge:0.2C to 10.0V
Temperature:20±5℃
Carry out 2000cycles

5

Discharge cut-off voltage

10.0V

10.0V(    recommended)
 10.0V

6

Charging cut-off voltage

14.6V

14.6V (recommended)

7

Cell and assembly method

IFR26650EC-3.3AH

4S7P

8

Housing material

PVC

 

 

9

Standard charge

0.2C constant current(CC) charge to 14.6V,then constant voltage (CC)14.6V charge till charge current decline to ≤0.05C

Charge time : Approx 7h

10

Standard discharge

Constant current 0.2C
 Cut-off voltage 10.0V

 

11

Maximum Charge Current

10A

 

12

Continuous Discharge Current

10A

 

13

Operation Temperature Range

Charge: 0~45℃

60±25%R.H.

Discharge(: -10~60℃

14

Storage Temperature Range

Less than 1 year : 0~25℃

60±25%R.H.
 at the shipment state

Less than 3 months:-5~35℃

15

Weight

Approx:2.7Kg

 

16

Max.Dimension

Height:75mm

 

Width: 124mm

Length: 202mm

 

feature for 12v Lithium Ion Battery Pack 18650 4S 12.8V

  1. All kinds of size, voltage and capacity accembled by customer's require
  2. high capacity, low internal resistance, voltage stability. long circle life
  3. No memory effect, can charge and discharge at any time.
  4. High safety: built-in protection board, had overcharge protection, to ensure the safety of batteries used.
  5. Green environmental protection: ROHS, SGS, CE, UL and other certification, suitable for the European and American market demand.

charge and discharge performance 

  1. Standard charging current: 0.2 C

  2. Standard discharge current: 0.2 C

  3. Fast charging current: 1.0 C

  4. Quick discharge current: 1.0 C

  5. Charging temperature: 0 ~ 45 °C

  6. Discharge temperature: - 20 ~ 45 °C

  7. Storage temperature: - 20 ~ 45 °C

 

Application for LiFePO4 Battery Pack 12V 21Ah for Street Lighting

Portable electronic devices.

Bluetooth headset.

Digital camera.

MP4 player.

Cellular phone

Digital phone,mobile phone.

PDA.DMB.DVD,portable DVD.

MID.Digital camcorder,Digital camera

Electronic cigarette

computer.

Electronic pen.

E-book.

Flashlight.

GPS

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