Categories | Lithium Ion Battery Pack |
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Brand Name: | Unitech |
Model Number: | 18650 14.8V 4400mAh |
Certification: | CE ROHS MSDS |
Place of Origin: | China |
MOQ: | 100pcs |
Price: | Negotiable |
Payment Terms: | Western Union, T/T, L/C |
Supply Ability: | 100000pcs/Month |
Delivery Time: | 15 days |
Packaging Details: | Standard high safe package |
Product Name: | Lithium Ion Battery Pack |
Model: | 14.8V 4400mAh |
Brand cell: | Chinese/ LG/ SAMSUNG CELL are avaliable |
Warranty: | 12 month from shipment |
Structure: | 4S2P+ PCM |
MOQ: | 100pcs |
Company Info. |
Unitech Energy System Limited |
View Contact Details |
Product List |
Li ion 4s2p 18650 4400mah Lithium Ion Battery Pack 14.8V For Robot Cleaner
Battery specification:
No. | Items | Specifications | Remark | |
1 | Nominal Capacity | 4400mAh | 0.2C Standard discharge | |
3 | Nominal Voltage | 14.8V | ||
4 | Discharge end voltage | 12.0V | ||
5 | Charge Voltage | 16.8V±0.03V | By standard charge method | |
6 | Standard charging method | 0.2C constant current,16.8V constant voltage charge to 16.8V,continue charging till current decline to≤0.01C | ||
7 | Charge current | 0.2C | 880mA | Standard charge |
0.5C | 2200mA | Rapid Charge | ||
8 | Standard discharging | 0.2C constant current discharge to 12.0V | ||
9 | Cell Internal Impedance | ≤50mΩ | Internal resistance measured at AC 1KHZafter 50% charge | |
10 | Maximum charge current | 1C | 4400mA | continuous charge |
11 | Maximum discharge current | 1.5C | 6600mA | |
12 | Operation Temperature and relative humidity Range | Discharge | -20~60℃ 60±25%R.H. | Charge at a very low temperature such as blew 0℃,will be get a lower capacity and reduce cycle life of the battery |
Charge | 0~45℃ 60±25%R.H. | |||
13 | Storage temperature for a long time | ‘-10~45℃ 60±25%R.H. | Do not storage exceed half year. Must charge once when storage for half year. must charge the battery with protect circuit when storage for three months. |
We Make A Promise:
A grade safety PCM for every batteries.
A grade quality battery cells.
100% true capacity.
Competitive or reasonable price .
1 year warranty.
Excellent after-sell service
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