shenzhen gold power energy co.,ltd
14 years battery manufacturer, with over 3000employees. BIS, KC, CB, UL, IEC61233 certificates | 300,000sqm factory
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li polymer battery 4080105 2S 7.4V 4000mAh lithium rechargeable battery pack for medical device
Li Ion Polymer 7.4v Battery Pack 4080105 2S 7.4v Lipo Battery 4000mah KC Lipo Battery Pack 403048 7.4v
| Items | Parameter | |
| Battery model | 4080105 2S | |
| Nominal voltage | 7.4V | |
| Minimum capacity | 4000mah | |
| Charging voltage | 8.4V | |
| Discharging cut-off voltage | 6V | |
| Standard charging | 0.2C /8.4V | |
| Max charging | 1.0C /8.4V | |
| Standard discharging | 0.2C/6V | |
| Max discharging | continuous discharge | 1.0C/2.5V |
| non-continuous discharge | 2.0C/2.5V | |
| Shipment voltage | ≥3.65V | |
| Battery pack impedance | ≤80mΩ | |
| Operating temperature | Charging: 0°C ~ 45°C | |
| Discharging: -20°C ~60°C | ||
| Storage (At 50% SOC and specified temp, recoverable capacity in % vs time ) | -10℃~25℃ | (12 months ≥85% ) |
| -10℃ ~45℃ | (6 months ≥85% ) | |
| -10℃~55℃ | (1 month ≥90% ) | |
| 20±5℃ is the recommended storage temperature | ||
| Visual Inspection | There should not be any remarkable scratches, cracks, bolts, cauterization, deformations, swelling, leakage and so on the surface of the cell. | |
| Reference standard | GB/T 18287-2013,IEC/EN61960 | |
Standard packaging for 3.7V lithium polymer battery pack
Why Choose us:
R&D
Experienced R&D team with over 60 engineers and advanced equipments for supporting OEM and ODM requirements.
Certificates-CE, RoHs, BIS, KC, CB, UL, MSDS, UN38.3, IEC61233 certificated.
Factory Tour:
Shenzhen Gold Power Eenergy Co.,Ltd is one of the leading battery suppliers in China.
We have started to offer various batteries including Li polymer battery, Lithium ion battery, LiFePO4 battery,
and customized battery pack since 2001.