Guangdong, China
Business Type:
Trading Company
Business Range:
Electrical & Electronics
Management System Certification:
ISO 9001, ISO 9000, QC 080000
International Commercial Terms(Incoterms):
FOB, CIF, CFR
OEM/ODM Availability:
Yes
OEM/ODM Service
Sample Available

Lithium Polymer Battery Pack, Li-Polymer Battery, Lithium-Ion Batteries manufacturer / supplier in China, offering 3.7V/40ah Lithium Polymer Battery Pack, 4s 20A PCM BMS for 14.8V Li-ion/Lithium/ Li-Polymer 12V LiFePO4 Battery Pack Size L61*W61*T5mm (PCM-L04S20-490), 4s 20A PCM BMS for 14.8V Li-ion/Lithium/ Li-Polymer 12V LiFePO4 Battery Pack Size L70*W62*T8mm (PCM-L04S20-A47) and so on.

Diamond Member Since 2013
Audited Supplier

3.7V/40ah Lithium Polymer Battery Pack

Min. Order: 200 Pieces
Production Capacity: 50000/Month
Transport Package: Antistatic Bag /White Box and Standard Export Cart
Payment Terms: T/T, Paypal, Western Union
Type: Lithium-Polymer Battery Pack
Connection Mode: Series and Parallel
Rechargeable: Chargeable
Discharge Rate: Medium Discharge Rate
Size: Large
Rated Capacity: >1000MAH

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Basic Info.

Model NO.
LP0037-040K-LP
Standard Voltage
1.5V~4.8V1.5V~4.8V
Battery Type
Lipo Battery
Voltage
3.7V
Capacity
40ah
Delivery Date
15days
Warranty
One Year
Trademark
QW OEM
Specification
NO
Origin
China
HS Code
850760000
3.7V/40Ah Lithium Polymer Battery Pack 

ItemSpecificationRemark
Nominal capacity40000mAh0.2C discharge  Cell: 9059156
Nominal voltage3.7V
Charging voltage4.2V±0.05V
Charging methodCC/CV(Constant-current and -Voltage with Limited current
Standard charging time3000mA/20hour,5000mA/12hourBattery capacity÷charging current×1.5
Maximum charging current20000mA(0.5C)0~+45ºC
Continuous discharge current20000mA(0.5C) -20~+60ºC
Maximum discharge current30000mA(0.8C) -20~+60ºC
Discharge cutoff voltage2.75V
Short circuit protectionExterior short circuitAutomatic recovery 
Internal resistance≤10mΩ AC Impedance 1kHz
Cycle life≥400
Operating temperatureStandard Charge0~+45ºC
Standard Discharge -20~+60ºC
Temperature range for storage-20 ~ 20ºC less than 1 yearPercentage of recoverable capacity  80
-20 ~ 45ºCless than 3 months
-20 ~ 60ºCless than 1 month
UL/UN approved UL
UL:single cell
Weight750 gram
Outline dimension167×62×40Length x wide x height
Pre-wired

Protection  Circuit  Module
Balance voltage

Balance current 

Over-charge detection voltage4.28±0.025Vsingle cell
Over-charge release voltage4.08±0.025Vsingle cell
Over-charge detection delay time0.96S-1.4Ssingle cell
Over-discharge detection voltage3.0±0.05Vsingle cell
Over-discharge release Voltage3.0±0.05Vsingle cell
Over-discharge detection delay time115-173mSsingle cell
Over-current  detection34±4A
Over-current delay time7.2ms-11ms


Lithium ion battery Applications   

 

1) Lights, model aircraft, miner's lamp, safety helmets, safety headlights;

 

2) Bluetooth headsets, e-books, mobile DVD, mobile TV, mobile scales, handheld computer, positioning devices

 

3) Wireless meter reading, wireless ordering, wireless data transmitter.

 

4) Different sizes and different capacities can be ordered by the requirement of clients.

 

5) Lithium Polymer (LiPo) battery, 1C-15C\20C\25C\35C\45C\50C\55C\65C lipo battery applied in GPS battery.

3.7V/40ah Lithium Polymer Battery Pack

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