中國最好的鋰電池製造商供應醫療設備電池 BZ 1244147 4000mAh 7.4V 鋰電池
$10.50
In stock
SKU
BZ 1244147
價格:US $ 1.2-1.5 /安培
最低訂購:1,000安培
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原產地:中國廣東
品牌:BZ
型號:1244147
類型:鋰聚合物
標稱電壓:3.7V
尺寸:12 * 44 * 149mm
標稱容量:4000mAh
循環壽命:500次
證書:MSDS
重量:72g
保修期:12個月
電池類型:鋰聚合物電池
應用:電子設備
充電電流:0.2C〜1C
Product Parameters
No. | Item | General Parameter | Remark | |
1 | Rated Capacity | Typical | 4050mAh | Standard discharge(0.2C C5A) after Standard charge |
Minimum | 4000mAh | |||
2 | Nominal Voltage | 7.4V | Mean Operation Voltage | |
3 | Voltage at end of | 6.0V | Discharge Cut-off Voltage | |
Discharge | ||||
4 | Charging Voltage | 8.4±0.03V | ||
5 | Internal Impedance | ≤50mΩ | Internal resistance measured at AC 1KHZ after 50% charge | |
The measure must uses the new batteries that within one week after shipment and cycles no more than 5 times | ||||
6 | Standard charge | Constant Current 0.2C5A | Charge time : Approx 6h | |
Constant Voltage 8.4V | ||||
0.01 C5A cut-off | ||||
7 | Standard discharge | Constant current 0.2 C5A | ||
end voltage 6.0V | ||||
8 | Fast charge | Constant Current 0.5C5A | Charge time : Approx 2.5h | |
Constant Voltage 8.4V | ||||
0.01 C5A cut-off | ||||
9 | Fast discharge | Constant current 0.5C5A | ||
end voltage 6.0V | ||||
10 | Maximum Continuous Charge Current | 1 C5A | ||
11 | Maximum Continuous Discharge Current | 1 C5A | ||
12 | Operation Temperature Range | Charge: 0~45℃ | 60±25%R.H. | |
Bare Cell | ||||
Discharge: -20~60℃ | ||||
13 | Storage Temperature Range | Less than 1 year: -20~25℃ | 60±25%R.H. | |
at the shipment state | ||||
less than 3 months: -20~40℃ | ||||
14 | Pack Dimension |
High:max147mm Width: max 4mm Thickness: max123mm |
Initial Dimension |
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