18650 Lithium Battery Pack 7.4V With UL1642

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...

Product Details

18650 Lithium Ion Cylindrical Battery Pack 7.4V With ROHS REACH

Features for 18650 Lithium Ion Cylindrical Battery Pack 7.4V Wtih ROHS REACH

 

  1. High quality 7.4V 4400mah Li-Ion rechargeable battery pack with pcm and connector
  2. Light weight and higher energy density than any rechargeable battery
  3. No memory effects
  4. 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
  5. 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.

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