lithium ion 18650 battery pack 2S2P 7.4v 4400mAh lithium battery 4400mah lithium-ion battery pack
lithium ion 18650 battery pack 2S2P 7.4v 4400mAh lithium battery 4400mah lithium-ion battery pack specification:
|
No. |
Item |
Characteristics |
Remarks |
|
3.1 |
Nominal Capacity |
Minimum:4350mAh Typical: 4400mAh |
Standard discharge(0.2C5A) after Standard charge |
|
3.2 |
Nominal Voltage |
7.4V |
|
|
3.3 |
Charging Cut-off Voltage |
8.4V |
|
|
3.4 |
Discharge Cut-off Voltage |
6.0V |
|
|
3.5 |
Standard charge |
Constant Current 0.5C5A Constant Voltage 8.4V 0.01 C5A cut-off |
Charge time : Approx 4.0h |
|
3.6 |
Maximum Constant Charging Current |
4400mA(1.0C) |
|
|
3.7 |
Constant current 0.2 C5A end voltage 6.0V |
|
|
|
3.8 |
Maximum Continuous Discharging Current |
4400mA(1.0C) |
|
|
3.9 |
Operating Temperature |
Charge 0~45℃ Discharge –20~60℃ |
|
|
3.10 |
Storage Temperature |
-20~45℃ for 1Month -20~35℃ for 6Months |
|
|
3.11 |
Storage Voltage |
7.4-7.9V |
|
|
3.12 |
Environmental request |
RoHS |
If the materials of the product and packaging accord with RoHS standard,there will be a RoHS Id on the box. |
lithium ion 18650 battery pack 2S2P 7.4v 4400mAh lithium battery 4400mah lithium-ion battery pack feature :
Electronic Cigarette.
RC Applications, car, plane etc.
Safety, Alarm, Electric meter, power backup etc.,
Building portable power device that needs high energy density and low weight, Petroleum drill.
Q1: Are you trading company or manufacturer ?
A1: We are a factory loacted at dongguan city,welcome to visit us.
Q2: How long is your delivery time?
A2: Generally it is 4-5 days for sample order, 7-9 days for mass qty order .it is according to quantity.
Q3: Do you provide samples ?
A3: Yes, sample order is ok, as we have enough stock for normal model ebike battery.
Q4: Which battery cell would be used for assemble ?
A4: Domestic A grade cell or famous brand 18650 battery cell for each customer's request.
Q5: What is your terms of payment ?
A5: For bulk order,30% T/T in advance ,balance 70% before shippment. For sample order,100% payment
before production.
Q6:Which shipping methods would be provide?
A6:Sample order We would ship out by the express DHL ,UPS. Fedex .TNT,For mass quantity shipping by air
or by sea is ok.
Q7:What kind of after sales service would you provide ?
A7:If you have any questions when using,just feel free to contact our technology department,we have 24 hours service.
Junda battery specializes in the custom design and manufacture of industrial and consumer batteries. Our product line includes ebike battery, lithium ion battery, Lithium Polymer battery, LiFePO4 battery, NiMH battery, Nickel Cadmium battery, etc.
founded in 2013, supplies a wide range of standard and customized batteries to customers in a multitude of industries such as Our products are widely used in power tools, cordless phones, tablet PC,GPS Tracking, marine, medical, military, oil and gas, recreational vehicles, security and surveillance, solar energy, telecommunications, Solar system and others.
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