ETC 3.2V 206AH Lithium Iron Phosphate LiFePO4 Battery

Min. Capacity

206Ah  

0.5C ,25±2℃

Min. Energy

662.12Wh

1/3C , 25±2℃

Initial IR

≤0.4mΩ

30%SOC

Nominal Voltage  

3.22V

1/3C, 25±2℃

Operating Voltage

2.5V-3.65V

2.0V-3.65V

T>0℃

T≤0℃

Weight

4.0±0.2kg

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Standard charging current

103.0A

25±2℃

Standard discharge current

103.0A

25±2℃

Fast Charge Performance

20min (3C )

10%~80%SOC, 25±2℃

Dimension

(204.4±0.5)x(53.8±0.5)x(174.0±0.5)mm

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Cycle

Performance

≥3000 cycles

At 25±2℃, 1C/1C, the residual capacity decays to 164.8Ah

Operating Temperature

0-55℃

Charging Temperature

20-55℃

Discharging Temperature

Standard charging mode

At 25±2℃, the constant current of 103.0A is continuously charged to 3.65V, and the constant voltage is charged at 3.65V until the current is less than 10.3A

Maximum charging current

At 25±2℃, 206.0A constant current continuous charging

Standard discharge mode

25±2℃, full charge using 1.3.1 standard charging mode, 103.0A constant discharge to 2.5V, discharge cut-off

Maximum discharge current

206.0A constant current continuous discharge at 25±2℃

High and low temperature capacity

25℃≥206.0Ah

25±2℃ standard charge, 0.5C discharge

55℃≥206.0Ah

25±2℃ standard charging, 55±2℃ 0.5C discharge

-20℃≥144.2Ah

25±2℃ standard charging, -20±2℃ 1.0C discharge

Rate discharge performance

1/3C≥206.0Ah

25±2℃, standard charge, 1/3C discharge

0.5C≥206.0Ah

25±2℃, standard charge, 0.5C discharge

1.0C≥206.0Ah

25±2℃, standard charge, 1.0C discharge

2.0C≥195.7Ah

25±2℃, standard charge, 2.0C discharge

Capacity can be recovered at room temperature

≥195.7Ah

25±2℃, 30%SOC, stored for 28 days

High temperature can restore capacity

≥195.7Ah

55±2℃, 30%SOC, stored for 7 days

Non-recoverable self-discharge rate

≤3%/ month

New production and shipment cell, 25±2℃, 30% storage for 3 months

Continuous discharge temperature rise

≤10℃

Temperature rise measured when the cell is discharged at 0.5C current to the cut-off voltage

Pulse discharge temperature rise

≤5℃

In any state of charge, each battery is discharged at 2C current for 10 seconds