shenzhen gold power energy co.,ltd
14 years battery manufacturer, with over 3000employees. BIS, KC, CB, UL, IEC61233 certificates | 300,000sqm factory
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Rechargeable Li Polymer 3.7V Battery 103737 1400mah Lithium Polymer Battery Pack
| Brand: | | Model: | 103737 | |
| Type: | Rechargeable customized battery lipo 1400mah 3.7V lithium ion polymer battery | Discharge Current: | 0.2C Standard/1.0C Max | |
| Charge Voltage: | 4.2V | Discharge cut-off voltage: | 2.7V | |
| Capacity: | 1400mAh | Standard Voltage: | 3.7V | |
| Energy: | 5.18Wh | Size: | L37*W37*T10mm | |
| Cycle life: | Around 500times | Working Temperature: | Charge: 0~45 Degree, Discharge: -10~60 Degree | |
| OEM/ODM: | Available | Package: | Inner Box/Tray + Carton Boxes | |
| Certification: | KC,BIS,ROHS,IEC,UN38.3 MSDS | |||
| Application: | Wireless mouse, speaker, GPS tracker, POS machine, medical devices, beauty devices, wearable devices etc. | |||
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Li polymer battery pack widely used in:
GPS, POS Terminal, Wireless headset, Communication Tool, Heating Blanket Smart Phone
Learning Tools, Medical Device, Personal Care Scanner Vaccum Packaging, Lamp, Monitor
Portable DVD, Smart Home, Tablet PC, Pulse Monitoring, Moblie, Power Bank, Camera
Other hot-sale Li polymer battery pack models:
Shenzhen Gold Power Energy have over 1000models lithium polymer batteries.
Capacity range from 20mAh to 5000mAh, can meet your different kinds of applications.
Following are some of hot-sale models for your reference.
| Model | Dimension | With PCM Dimension | Capacity |
| 302025 | 3.0*20*25mm | 3.2*21*27.5mm | 3.7V 100mAh |
| 302530 | 3.0*25*30mm | 3.2*26*32.5mm | 3.7V 180mAh |
| 401824 | 4.0*18*24mm | 4.2*19*26.5mm | 3.7V 180mAh |
| 402525 | 4.0*25*25mm | 4.2*26*27.5mm | 3.7V 200mAh |
| 483450 | 4.8*34*50mm | 5.0*35*52.5mm | 3.7V 850mAh |
| 502030 | 5.0*20*30mm | 5.2*21*32.5mm | 3.7V 240mAh |
| 502525 | 5.0*25*25mm | 5.2*26*27.5mm | 3.7V 180mAh |
| 503030 | 5.0*30*30mm | 5.2*31*32.5mm | 3.7V 430mAh |
| 523450 | 5.2*34*50mm | 5.4*35*52.5mm | 3.7V 1000mAh |
| 553444 | 5.5*34*44mm | 5.7*35*46.5mm | 3.7V 850mAh |
| 553640 | 5.5*36*40mm | 5.7*37*42.5mm | 3.7V 850mAh |
| 553759 | 5.5*37*59mm | 5.7*38*61.5mm | 3.7V 1400mAh |
| 602030 | 6.0*20*30mm | 6.2*21*32.5mm | 3.7V 300mAh |
| 602240 | 6.0*22*40mm | 6.2*23*42.5mm | 3.7V 500mAh |
| 602535 | 6.0*25*35mm | 6.2*26*37.5mm | 3.7V 500mAh |
| 602663 | 6.0*26*63mm | 6.2*27*65.5mm | 3.7V 1000mAh |
| 603030 | 6.0*30*30mm | 6.2*31*32.5mm | 3.7V 520mAh |
| 603040 | 6.0*30*40mm | 6.2*31*42.5mm | 3.7V 750mAh |
| 603048 | 6.0*30*48mm | 6.2*31*50.5mm | 3.7V 900mAh |
| 603450 | 6.0*34*50mm | 6.2*35*52.5mm | 3.7v 1050mAh |
| 702040 | 7.0*21*40mm | 7.2*22*42.5mm | 3.7V 500mAh |
| 753048 | 7.5*30*48mm | 7.7*31*50.5mm | 3.7V 1200mAh |
| 803035 | 8.0*30*35mm | 8.2*31*37.5mm | 3.7V 800mAh |
General Safety Guidelines for Rechargeable Batteries:
1. Charging Safety
Use the Right Charger:
Always use a charger designed for your battery type (e.g., Li-ion, NiMH, LiPo).
Mismatched chargers can cause overheating or explosions.
Avoid Overcharging:
Unplug batteries once fully charged. Many modern chargers have auto-shutoff, but monitor charging for older models.
Charge in a Safe Area:
Keep batteries away from flammable materials and charge on non-flammable surfaces (e.g., ceramic tiles).
2. Temperature Control
Avoid Extreme Temperatures:
Do not charge or use batteries in temperatures below **0°C (32°F)** or above **45°C (113°F)**.
High heat can cause leaks or fires; cold reduces efficiency.
Cool Down After Use:
Let batteries rest before recharging, especially after heavy use (e.g., drones, power tools).
3. Physical Handling
Prevent Damage:
Avoid puncturing, crushing, or bending batteries. Physical damage can lead to internal short circuits.
No Water Exposure:
Keep batteries dry. Water can corrode contacts or trigger chemical reactions.
4. Storage Recommendations
Partial Charge for Long Storage:
Store rechargeable batteries at **30–50% charge** to prevent capacity loss.
Full discharge or full charge during storage degrades performance.
Cool, Dry Location:
Ideal storage temperature is **10–25°C (50–77°F)**. Avoid humid environments.
5.Usage Precautions
Avoid Over-Discharging:
For Li-ion/LiPo batteries, never drain below **2.5–3.0V per cell**. Over-discharging can permanently damage cells.
Use Battery Management Systems (BMS):
For multi-cell packs (e.g., in laptops, EVs), ensure a BMS is installed to balance voltage and prevent over-discharge.
6.Transportation & Disposal
Protect Terminals:
Cover battery contacts with tape during transport to prevent short circuits.
Recycle Responsibly:
Never dispose of rechargeable batteries in regular trash. Use certified recycling centers.
Detailed images Li Polymer 103737 1400mah 3.7v lithium ion polymer battery pack
Standard packaging for 3.7V 800mAh lithium polymer battery pack
Why Choose us:
Technology
R&D
Experienced R&D team with over 60 engineers and advanced equipments for supporting OEM and ODM requirements.
Certificates-CE, RoHs, BIS, KC, CB, UL, MSDS, UN38.3, IEC61233 certificated.
Factory Tour:
Shenzhen Gold Power Eenergy Co.,Ltd is one of the leading battery suppliers in China.
We have started to offer various batteries including Li polymer battery, Lithium ion battery, LiFePO4 battery,
and customized battery pack since 2001.