Type: | Lithium-Ion Batteries |
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Usage: | Bus, UPS, Electric Power, Lighting, Electric Bicycle |
Discharge Rate: | Low Discharge Rate |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Rechargeable 3.7V 10ah Lithium Ion Li-Polymer Lipo Battery Pack
No. |
Test item |
Test conditions |
Requirements |
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3.1 | Outside Appearance |
Visual check |
, No prominent stain and deformation, nor damage. |
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3.2 | Outside Dimensions |
Vernier clippers |
Diameter 18.30 0.20mm Height 64.90 0.25mm |
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3.3 | Open circuit voltage at delivery |
i . Voltage within 1 week after delivery |
3.6V 3.6V or more |
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3.4 | Internal resistance at delivery | 1 (1kHz). The cell impedance shall be measured by AC method (1kHz) within 1 week after delivery. |
40mQ 40mf2 or less |
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3.5 | Nominal capacity |
,0.2C At standard charging (CH) and 0.2C DCH to the end of DCH voltage |
3000mAh 3000mAh or more |
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3.6 | Temperature-rate performance |
1) Standard CH at R.T -10QC , 4 Keep batteries in a icebox with ambient temperature of -10°C for 4 hours. -10°C 0.2C , |
270% Capacity ratio >70% |
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. | , L | |||||||||
DCH at 0.2C to the end of DCH voltage at -10°C, Calculate the capacity ratio with the nominal capacity. 2) |
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Standard CH at R.T | ||||||||||
0°C , 4 Keep batteries in a icebox with ambient temperature of 0°C for 4 hours. (TC 0.2C , . DCH at 0.2C to the end of DCH voltage at 0°C; Calculate the capacity ratio with the nominal capacity. |
280% Capacity ratic^80% | |||||||||
3) Standard CH at RT 60°C , 4 Keep batteries in a oven with ambient temperature of 60°C for 4 hours. 60°C 0.2C , DCH at 0.2C to the end of DCH voltage at 60°C; Calculate the capacity ratio with the nominal capacity. |
>95% Capacity ratio >95% |
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3.7 | Cycle Life |
, 10 0.2C , 20 _. 300 cycles of Standard CH (rest lOmin) and 0.2C DCH (rest 20min) |
300 / >80% The ratio of the 300th discharge capacity and the first cycle >80% |
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