18650 Lithium Ion Cylindrical Battery Pack 7.4V With ROHS REACH
Features for 18650 Lithium Ion Cylindrical Battery Pack 7.4V Wtih ROHS REACH
- High quality 7.4V 4400mah Li-Ion rechargeable battery pack with pcm and connector
- Light weight and higher energy density than any rechargeable battery
- No memory effects
- Longer storage life than NiMH battery 5.Built-in IC chip will prevent battery pack from over charge and over discharge and prolongs battery life
- cell with ul certification
Quick Detail for 18650 Lithium Ion Cylindrical Battery Pack 7.4V With ROHS REACH
| Place of Origin: | Guang dong China | Brand Name: | TAC |
| Model Number: | 7.4V 4400mAh | Rated Capacity: | 4400mAh |
| Size: | customized | Voltage: | 7.4V |
| Cycle Life: | >2000times | Type: | Li-ion |
| OEM & ODM: | Support | Packing: | PVC Packing |
| Warranty: | 12months | Environmental Compliance: | ROHS, REACH |
Packaging & Delivery:
| Packaging Details: | 1set for one sponge bag, 3-5 bags for one inner box , 6 box for one carton |
| Delivery Detail: | 100 sets within 7days |
Deatil Specification for 18650 Lithium Ion Cylindrical Battery Pack 7.4V Wtih ROHS REACH
| NO. | Item | Specifications |
| 1 | Norminal capacity | 4400mAh 0.2C Discharge |
| Minimum capacity | 4300mAh 0.2C Discharge |
| 2 | Nominal voltage | 7.4V |
| 3 | Charge current | Standard Charge :0.2C Rapid charge :1.0C |
| 4 | Standard Charging method | 0.2C CC(constant current)charge to 8.4V,then CV(constant voltage 8.4V)charge till charge current decline to ≤0.01C |
| 5 | Charging time | Standard Charging Approx 5 hours Rapid charge Approx 1.2hours |
| 6 | Max.charge current | Constant Current 1C Constant Voltage 8.4V 0.01C cut-off |
| 7 | Max.discharge current | Constant current 1.0C end voltage 6.0V |
| 8 | Standard Discharge Current | Constant current 0.2 C end voltage 6.0V |
| 9 | Discharge cut-off voltage | 6.0V |
| 10 | Max charge voltage | 8.4V |
| 11 | Initial Impedance | ≤80mW |
| 12 | Weight | Approx:190g |
| 13 | Operating temperature | Charging: 0℃~45℃ Discharging:-20℃~60℃ |
| 14 | Storage temperature | -5℃~35℃ |
| 15 | Storage Humidity | ≤75% RH |
| 16 | Appearance | Without scratch,distortion,contamination and leakage |
Picture for 7.4V 4400mAh 18650
Similar Production
Storing the Batteries
The battery should store in the product specification book stipulation temperature range. If has surpasses above for six months the long time storage, suggested you should carry on additional charge to the battery
Period of Warranty
The period of warranty is one year from the date of shipment. TAC guarantees to give a replacement in case of cells with defects proven due to manufacturing process instead of the customers abuse and misuse.
