18650 2500mAh 3.7V Rechargeable Li-ion Battery PCB Protection Board Wires-Ready Use for DIY Projects Mobile Phone Camera Stock

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  • compatible brand : oem
  • rechargeable : RECHARGABLE
  • Type : Rechargeable batteries
  • use : Camera, mobile phone, Earphone, Smart watch, Speakers, Camera Beauty Hydration Devices
  • model number : 18650
  • brand name : Xinmengxing
  • place of origin : Guangdong, China
  • battery type : Lithium Battery Rechargeable
  • color : Blue
  • nominal voltage : 3.7v
  • products status : Stock
Product Description  产品描述
Model
18650
Nominal Voltage  额定电压
3.6V / 3.7V  3.6伏 / 3.7伏
Capacity Range  容量范围
2200mAh – 3500mAh optional
2200mAh – 3500mAh(可选)
Standard Charge  标准装药
0.5C CC/CV, cut-off 4.2V
0.5C(CC/CV,截止 4.2V)
Standard Discharge  标准放电
0.5C cut-off 2.75V  0.5 摄氏度(截止电压 2.75V)
Max Continuous Discharge  最大连续放电
up to 10A custom available
最高可达 10A(可定制)
Cycle Life
≥500 cycles 80% capacity retention
Cell Type
Cylindrical Li-ion
Dimension
18.2 × 65.0 mm
Weight
about 45 g
Certification
CE / RoHS / UN38.3 / MSDS
OEM/ODM
acceptable

 

 

Key Advantages:

ISO9001 Certified Factory
✅ UN38.3 / MSDS / CE / RoHS/UL/KC
✅ Fast Response & Professional Service
✅ Stable Supply and Competitive Price
Our custom lithium ion battery packs are designed for solar energy storage, e-bikes, and industrial applications. Each pack uses high-quality 21700 or 18650 cells with smart BMS protection.
Product Presentation

This 18650 2S2P battery pack is engineered to deliver reliable and high-performance power for your demanding applications. With a nominal voltage of 7.4V and a robust capacity of 5000mAh, it ensures long-lasting operation for your devices. The integrated Battery Management System BMS safeguards the battery, enhancing its safety and longevity. Whether you’re piloting a drone,building a robot, or need a replacement battery for your power tool, this compact and efficient power solution is ready to go.

 

  • shipment package

尺寸介绍货尺寸图片

Detailed Images

Product detail drawing

产品细节图 +产品细节介绍

Factory-direct supply with quality assurance
Full series of 18650 / 21700 / 26650 / 32700 cells available
Professional R&D and pack customization service
Fast delivery and stable global supply chain

* Protection: With BMS, Battery Management System, Protection PCB, Overcharge Protection, Over-discharge Protection, Short
Circuit Protection, Over-current Protection, Balance Protection

18650 battery cell, 3.7v rechargeable cell, high capacity li-ion battery,
OEM lithium ion battery, battery for tools, battery for flashlight, battery factory, custom lithium battery

 

 

Introduction of product advantages or application effect or application mode

产品优点or使用效果or使用方式的介绍说明

 

The 18650 lithium ion battery cell is one of the most widely used cylindrical rechargeable batteries in the world.
It features stable performance, high energy density, long cycle life, and excellent cost efficiency.
This cell is ideal for assembling battery packs used in electric bicycles, power tools, portable lighting, medical devices, and
backup power systems.
Our factory provides OEM & ODM customization including capacity, discharge rate, tabs, and protective solutions.
Every cell is strictly tested for voltage consistency, internal resistance, and safety performance to ensure reliable operation

 applications

*Power tools drills, saws, screwdrivers
Flashlights and portable lighting
Electric bikes and scooters
Vacuum cleaners and handheld devices
Medical and security equipment
DIY and industrial battery packs

uD83DuDCA1 Main Features
* High energy density and stable voltage output
* Low self-discharge, long service life
* Safe and eco-friendly, built with protection options
* Custom voltage, capacity, and discharge rate available
* Compatible with many battery pack designs

Company Introduction
With over 10 years of experience in the lithium battery industry, we specialize in 18650 and 21700 cells and a wide range of customized battery packs.
Our products are widely used in E-bikes, Power Tools, Solar Energy Storage, Medical Devices, and Smart Equipment.
We own advanced production lines, strict quality control systems, and a professional R&D team to support OEM/ODM projects.
Packing&Shipping
FAQ
 

 

Q1: Can you customize voltage or capacity?
A1: Yes, we support full customization 1S–16S, 1P–10P according to your product needs.
Q2: Do you include a BMS board?
A2: Optional. You can choose with or without BMS protection based on application.
Q3: Is it suitable for medical product use?
A3: It can be used as auxiliary or standby power for non-life-support medical or monitoring equipment.
Q4: Can I get samples for testing?
A4: Yes, sample orders are welcome before bulk production.
Q5: What certifications do you offer?
A5: CE, RoHS, UN38.3, MSDS — depending on your region and requirements
.

Why Choose Us ?we give you 10 reasons

1.10+ Years Battery Industry Experience

2.Direct Factory with Stable Quality & Supply
3.Strong R&D and Customization Capability
4.Wide Range: 18650 / 21700 / LiFePO4 / Polymer pack
5.Export Experience to 30+ Countries
6.Professional battery manufacturer in Dongguan, China
7. OEM / ODM service, flexible design
8.Strict quality control and testing before shipment
9.Fast delivery and stable supply
10.Quick response — within 12 hours
Professional sales team
Compatible Model

18650

nominal capacity

1100-2000mah, 2500-3000mah

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118650 2500mAh 3.7V Rechargeable Li-ion Battery PCB Protection Board Wires-Ready Use for DIY Projects Mobile Phone Camera Stock