Guangzhou Serui Battery Technology Co,.Ltd
| Supply Ability | 100,000pcs per day |
| Delivery Time | 5-8 work days |
| Packaging Details | standard/ customise |
| Voltage | 3.7V |
| Capacity | 1900mAh |
| Size | 9.0*31*57mm |
| Model name | 3.7v lipo battery LP903157 |
| Application2 | hand warmers |
| Application4 | Bluetooth speakers |
| Shape | Flat,Prismatic,Pouch, |
| Battery type | Lithium ion polymer battery |
| Type | single cell not exceed 2.75wh battery |
| Application | Portable electric ,Music box; Hair dryer,robot vacumm cleaner,wireless video doorbells; Modality equipment: Digital camera, DV, mobile DVD |
| Color | blue,Black Pink purple blue PVC |
| Warranty | More than 12 months |
| Package | Industrial Package |
| Brand Name | SER |
| Model Number | Lithium polymer battery |
| Certification | CE SGS ROSH MSDS,UL CE RoHS FCC |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 100,000pcs per day | Delivery Time | 5-8 work days |
| Packaging Details | standard/ customise | Voltage | 3.7V |
| Capacity | 1900mAh | Size | 9.0*31*57mm |
| Model name | 3.7v lipo battery LP903157 | Application2 | hand warmers |
| Application4 | Bluetooth speakers | Shape | Flat,Prismatic,Pouch, |
| Battery type | Lithium ion polymer battery | Type | single cell not exceed 2.75wh battery |
| Application | Portable electric ,Music box; Hair dryer,robot vacumm cleaner,wireless video doorbells; Modality equipment: Digital camera, DV, mobile DVD | Color | blue,Black Pink purple blue PVC |
| Warranty | More than 12 months | Package | Industrial Package |
| Brand Name | SER | Model Number | Lithium polymer battery |
| Certification | CE SGS ROSH MSDS,UL CE RoHS FCC | Place of Origin | CHINA |
| High Light | Rectangular Li Ion Polymer Batteries ，1900mAh Li Ion Polymer Batteries ，2.75wh Li Ion Polymer Batteries | ||
3.7V single cell not exceed 2.75wh battery pack 1900mAh flat prismatic rectangular Li-ion polymer batteries genuine OEM
| Item | Specification | To make sure each cell is no exceed 2.75Wh, we make it use 3 cells in parallel | |||
| Capacity | Typical | 1900mAh | Measured at 0.2C discharge with 2.75V cut-off voltage, after standard charging | ||
| Minium | 1850mAh | ||||
| Normal Voltage | 3.7 V | Between 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 | 0.2C | Charge method: CC-CV (constant current and contant voltage ) | |||
| Max Charge current | 1.0C | ||||
| Diemnsion | 9*31*57mm | Three batteries in parallel | |||
| Multiple Protection functions | Over Charge, Over Discharge,Over Voltage, Short Circuit, Over Current | ||||
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| Lithium polymer battery features: |
● 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.
ConnectorMount Molex/JST connector | | PCMShort circuit protection board | |||
NTC103AT 10K 1%@ +25C B3380 | Cable WiresCustom wire length change the direction (center/side) | ||||
Accurate SizeReasonable ± tolerances include room to swell when charging | Custom ServicesDimension／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.
| Production process: |
| Why Choose US: |
| Company Advantage | |||||||
| | | |||||
| 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. | |||||
| | | |||||
| 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 | 2. Safety The perfect protection IC has been used, | 3. Excellent and stable performance Strict control for cleanliness in dust-free | ||
| 4. OEM & ODM Ability Professional engineers have rich | 5. Technology Our dedicated and experienced engineers team always work together to our customers | 6. Delievry Fast delivery with standard package,will | ||
You may also interested in other lithium batteries:
| LiSOCL2 battery | LiMnO2 battery | Ultra thin battery | Lipo battery | LiFePO4 batteries | Portable power station |
| Have not find a suitable battery for your prototype? |
| Let's talk about what SER experience can do for you! |
Specialised batteries designed and custom manufactured to meet your performance requirements
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2008
Total Annual:
8,000,000,000-10,000,000,000
Employee Number:
1600~1860
Ecer Certification：
Verified Supplier
Guangzhou Serui Battery Technology Co.,Ltd is an experienced battery manufacturer specializing in the research, development, manufacture and distribution of premium quality primary lithium and rechargeable polymer batteries since 2008. We also continously to develop new pr... Guangzhou Serui Battery Technology Co.,Ltd is an experienced battery manufacturer specializing in the research, development, manufacture and distribution of premium quality primary lithium and rechargeable polymer batteries since 2008. We also continously to develop new pr...
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