FT1220E 12V 20Ah LiFePO4 battery pack replacement lead acid battery
|
S/N
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Details
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Parameters
|
Remarks
|
|
1
|
Nominal
voltage
|
12.8V
|
Mean Operation Voltage
|
|
2
|
Rated capacity
|
Typical
|
20Ah
|
Standard discharge（0.2C）
after standard charge
|
|
Minimum
|
19.8Ah
|
|
3
|
Charge
|
Charge
voltage
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14.6±0.2V
|
|
Charge
Moe
|
0.2C to
14.6V, then 14.6V to 0.02C (CC/CV)
|
|
Standard Charge
current
|
4A
|
|
Max charge current
|
10A
|
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Charge cut-off voltage
|
14.6±0.2V
|
|
Recommended float charge voltage ( for standby use)
|
13.8±0.1V
|
|
4
|
Discharge
|
Standard discharge current
|
4A
|
|
Max continuous discharge current
|
20A
|
|
Max. Pulse current
|
60A (＜30S)
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|
Discharge Cut-off voltage
|
10V
|
|
5
|
Cycle life
|
≥ 2000
cycles
|
0.2C 100% DOD
|
|
6
|
Operation Temperature
Range
|
Charge：0~45℃
|
60±25%R.H. Bare Cell
|
|
Discharge：-20~60℃
|
|
7
|
Storage Temperature
Range
|
0~35℃
|
60±25%R.H. at the shipment state
|
|
8
|
Weight
|
Approx: 2.9kg
|
|
|
9
|
Size
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181 x 77 x 167mm
|
|
|
10
|
Plastic Case
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ABS
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