3.7V single cell not exceed 2.75wh battery pack 1900mAh flat prismatic rectangular Li-ion polymer batteries genuine OEM Lithium polymer Battery pack factory

Safety 3.7v lipo battery genuine OEM Lithium polymer Battery Li ion polymer 903157 1900mAh not exceed 2.75wh battery pack supplier

  • Model NO.:3.7v lipo battery LP903157
  • Voltage:3.7V
  • Capacity:1900mAh
  • Shape:flat, prismatic, rectangular
  • Battery Size:9.0*31*57mm
  • Brand:SER or OEM
  • Working temperature:-20~+60℃
  • Applications:Tracker,Smart manhole covers, stage lights, power tools, smart locks, air purifier, hand warmers, Bluetooth speakers, lamps, massagers, Electronic Toothbrush,USB-C Power Dock,Health Tracking Headband, Super-mini Solar Speaker and so on.

lipo banner.jpg




Technical Specification:


Item
SpecificationTo make sure each cell is no exceed 2.75Wh, we make it use 3 cells in parallel
Capacity
Typical1900mAhMeasured at 0.2C discharge with 2.75V cut-off voltage, after standard charging 
Minium
1850mAh
Normal Voltage3.7 VBetween 3.6V ~3.9V before shipping
Discharge cut-off Voltage
2.750 V
Max Charge Protection Voltage
4.23 V
Standard discharge current
0.2C
Max discharge current
1.0C
Standard charge current
0.2CCharge method: CC-CV

(constant current and contant voltage )

Max Charge current1.0C
Diemnsion9*31*57mmThree batteries in parallel
Multiple Protection functions

Over Charge, Over Discharge,Over Voltage, Short Circuit, Over Current

High light

3.7V single cell not exceed 2.75wh battery pack flat prismatic rectangular Li-ion polymer batteries genuine OEM Lithium polymer Battery pack factory (not exceed 2.75wh,battery factory,single cell not exceed 2.75wh, 3.7v lipo battery, lp805060,Lithium polymer battery safety,Lithium polymer battery,Lipo battery,Li ion battery,lithium-ion polymer battery,polymer battery, prismatic battery, rectangular battery, rechargeable battery, flat battery,Li polymer)


Lithium polymer battery features:
POLYMER BATTERY 503035.jpg


● High Voltage:     Norminal voltage up to 3.8V

● High Energy Density:   Energy density up to 550 Wh/kg

● Stable Operating Voltage

More than 90% of the capacity could be output at a stable voltage

● Wide Operating Temperature Range:   -20°C to +60°C

● Long cycle Life:  More than 500 times

● Customized and flexible size

● Anti-overcharger,short-circuit production(with PCM)

● Low self-discharge

 No memory effect

Visual Inspection:

They should not be any remarkable scratches, cracks,bolts, cauterization, deformations, swelling, leakage and so on the surface of the cell.


Custom Best Lithium Polymer Battery:


Customized battery shapes and specifications is the best to improve space efficiency, to maximize the efficiency of the product's irregular available space, to meet the needs of the product shape to meet consumer needs.  By using the special-shaped Lithium battery manufacturer SER special-shaped batteries, you can make your products in the industry competition, products have more obvious advantages than competitors. 

Some special requirement is also easy to custom, such as each cell no exceed 2.75 Wh for special airline useage.


Our experienced engineers and advanced technology will give you safe, excellent and fast design solution, giving your product a competitive edge over competitors.


All we do what we want to help you to start your good idea.


LP602530 customized 602530 3.7v 900mAh Rechargeable Lithium Polymer Battery li-ion 7.4V battery pack for medical device(图3)

Connector

Mount Molex/JST connector

LITHIUM POLYMER BATTERY.jpg

LP602530 customized 602530 3.7v 900mAh Rechargeable Lithium Polymer Battery li-ion 7.4V battery pack for medical device(图5)

PCM

Short circuit protection board

LP602530 customized 602530 3.7v 900mAh Rechargeable Lithium Polymer Battery li-ion 7.4V battery pack for medical device(图6)

NTC

103AT 10K 1%@ +25C B3380

LP602530 customized 602530 3.7v 900mAh Rechargeable Lithium Polymer Battery li-ion 7.4V battery pack for medical device(图7)

Cable Wires

Custom wire length change the direction (center/side)

LP602530 customized 602530 3.7v 900mAh Rechargeable Lithium Polymer Battery li-ion 7.4V battery pack for medical device(图8)

Accurate Size

Reasonable ± tolerances include room to swell when charging

LP602530 customized 602530 3.7v 900mAh Rechargeable Lithium Polymer Battery li-ion 7.4V battery pack for medical device(图9)

Custom Services

Dimension/Capacity/Shape



Applications:


Lear more application of our Lipo battery:

Digital products,Watch Recorder,Paintball Gun,smart mobile phone,electronic products; Miner's lamp,digital products. Portable electric ,Music box; Hair dryer,robot vacumm cleaner,wireless video doorbells; Modality equipment: Digital camera, DV, mobile DVD; Smart manhole covers, stage lights, power tools, smart locks, air purifier, hand warmers, Bluetooth speakers, lamps, massagers, Electronic Toothbrush,USB-C Power Dock,Health Tracking Headband, Super-mini Solar Speaker and so on.

Lipo battery applications.jpg


Production process:

Production Process.jpg


Why Choose US:



 

              Company Advantage  


















Li-SOCL2 Batteries  Catalogue(图6)


ER18505M Power type 3.6V A size Primary Lisocl2 Batteries Flat Top Lithium Thionyl Chloride battery(图2)
ER18505M Power type 3.6V A size Primary Lisocl2 Batteries Flat Top Lithium Thionyl Chloride battery(图3)

With three producing bases, sixteen 

advanced manufacturing lines, over 

1650 staff, we can produce 20000,00 

primary cells and 600,000 rechargeable 

battery packs per month.


Founded in 2004, Guangzhou Ser 

Battery Technology Co.,Ltd is CE. UL. 

SGS, IEC and ISO9001 certificated 

High-tech company.


Customers' interests always goes

first,SER has a professional sales

team, shipping team and after 

sales team to provide you with 

the best solutions and timely service.









ER18505M Power type 3.6V A size Primary Lisocl2 Batteries Flat Top Lithium Thionyl Chloride battery(图4)
ER18505M Power type 3.6V A size Primary Lisocl2 Batteries Flat Top Lithium Thionyl Chloride battery(图5)

ER18505M Power type 3.6V A size Primary Lisocl2 Batteries Flat Top Lithium Thionyl Chloride battery(图6)

Efficient and innovative R & D team 

helps the company lead in product 

design and superior performance


While keeping core competitivenes,

SER also takes into account relevant 

social, economic and environmental 

goals, and always maintains sustained 

profitability and development capabilities.


For many years, the professional
SER team has focused on the lithium
battery industry, and has taken every
product as a work of art with firmness,
steadiness and excellence.

 


 

Product Advantage

  1. Full range of battery categories

  17 years of development, SER have
  the ability to offer many product
  categories:Lisocl2 Battery, LiMNO2
  battery, LiPO battery and LiFePO4
  batteries.


  2. Safety

  The perfect protection IC has been used,
  undervoltage, short-circuit, overload,
  backflow,and we have carried out strict
  inspections and external tests, make sure
  no quality problems in the hands of
  customer.


 3. Excellent and stable performance

  Strict control for cleanliness in dust-free
  workshop from IQC,IPQC to OQC, we
  control every step strictly CE, UL, SGS,
  FCC,ROHS and ISO9001: 2000 certified.






  4. OEM & ODM Ability

  Professional engineers have rich 
  experien ce in OEM& ODM. The
  independent labs have  many 
  sophisticated machines and design
  softwares always guarantee our OEM
  &ODM projects always keep in
  high level. 


  5. Technology

  Our dedicated and experienced engineers

  team always work together to our customers
  from their product design to battery solution
  and mass production,Reduce their time cost
  and communication cost.   


  6. Delievry

  Fast delivery with standard package,will
  bring you a professional experience with
  long-term cooperative freight company
  and stable routes.

 

You may also interested in other lithium batteries:


LiSOCL2 batteryLiMnO2 batteryUltra thin batteryLipo batteryLiFePO4 batteriesPortable power station



Have not find a suitable battery for your prototype?
                 Li-SOCL2 Batteries  Catalogue(图4)                     Let's talk about what SER experience can do for you!



Specialised batteries designed and custom manufactured to meet your performance requirements



Hot Products

send message

Please fill in your email address and we will reply to your email