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18650 Li-Ion Battery Cell

18650 Li-ion battery cell is a very well-known cylindrical Li-ion battery cell, which is very cost-effective and has very high energy density. When designing Li-ion battery pack, our engineer team mainly choose 18650 battery cells from Samsung, LG, Panasonic, Murata/Sony and Molicel. More than 3 million PCS 186500 battery cells are assembled per month in our manufacturing center. Certainly we also can supply Samsung, LG, Panasonic, Murata and Molicel 18650 battery cells separately to our customers, So if you are looking for 18650 cells from Samsung, LG, Panasonic, Murata and Molicel, please Send us email. For more information of 18650 cells, please check following details.

INR-18650-P28A Li-ion battery cell

Samsung 18650 Li-ion Battery Cell

Samsung INR18650-30Q Battery Cell

Samsung INR18650-35E Battery Cell

Samsung INR18650-25S Battery Cell

Molicel 18650 Li-ion Battery Cell

Molicel INR-18650-P28A Battery Cell

Molicel INR-18650-P30B Battery Cell

Molicel INR-18650-P26A Battery Cell

LG 18650 Li-ion Battery Cell

LG INR18650MJ1 Battery Cell

LG INR18650MH1 Battery Cell

LG INR18650F1L Battery Cell

Panasonic 18650 Li-ion Battery Cell

Panasonic NCR18650GA Battery Cell

Panasonic NCR18650B Battery Cell

Panasonic NCR18650BD Battery Cell

Murata/Sony Li-ion Battery Cell

Murata/Sony US 18650VTC6 Battery Cell

Murata/Sony US 18650VTC5D Battery Cell

Murata/Sony US 18650VTC5 Battery Cell

what is a 18650 battery?

The 18650 battery is a type of rechargeable lithium-ion battery. Its name "18650" refers to its dimensions: 18mm in diameter and 65mm in length. These batteries have become widely used due to their compact size and high energy density, making them suitable for various applications.

  • Size

Its dimensions are 18 mm in diameter and 65 mm in length. The 18650 battery is cylindrical in shape.

  • Chemistry

The 18650 batteries use lithium-ion or lithium-ion polymer or Lithium ion phosphate chemistry. They have high energy density and are suitable for a variety of applications.

  • Voltage

The nominal voltage is typically 3.7 and 3.2 volts. During the charging and discharging process, the voltage can be different.

  • Capacity

18650 batteries come in various capacities, measured in mAh. Its capacities range from 2000mAh to 4000 mAh to meet the energy needs of multiple applications.

  • Rechargeable

The 18650 batteries are rechargeable. They have multiple charging and discharging cycles. They are more cost-effective and environmentally friendly compared to disposable batteries.

18650 rechargeable battery characteristics

                 High Discharge Current

The 18650 lithium ion batteries deliver super high discharge currents. It is suitable for applications that require a significant power output.

Long Cycle Life

18650 batteries allow for a relatively long cycle life-up to 2500 cycles. They are the most cost-effective and environmentally friendly.

Fast Charging

Compared to traditional rechargeable batteries, some 18650 batteries support fast charging. This can allow for quicker replenishment of energy .

Lightweight

Despite the high energy density, 18650 batteries are relatively lightweight. This makes them suitable for portable electronic devices.

Versatility

Due to their size and energy density, 18650 batteries are versatile. They are used in a wide range of applications, including consumer electronics, electric vehicles, and more.

Standardization

The 18650 form factor has become a standard in the battery industry. This standardization enables compatibility between different brands and devices that use 18650 batteries.

18650 Li-Ion Battery Cell applications

UAV and FPV Drones Battery Pack

If you plan to disign the UAV and FPV battery pack, we will give you suggestion that you should choose the 18650 Li-ion battery cells which has very excellent performance of Super Fast charging, High rate discharging and High-Low Temperature withstanding.

Best options for you:

Molicel INR-18650-P28A battery cell

Molicel INR-18650-P30B battery cell

Murata/Sony US18650VTC6 battery cell

Murata/Sony US18650VTC5 battery cell

Murata/Sony US18650VTC5D battery cell

Efoil Electric Surfboard Battery Pack

If you plan to design Efoil and Electric Surfboard battery pack, we will give you suggestion that you should choose the 18650 Li-ion battery cells which has very excellent performance of Super Fast charging, High rate discharging and High-Low Temperature withstanding. Best options for you:

Molicel INR-18650-P28A battery cell

Molicel INR-18650-P30B battery cell

Murata/Sony US18650VTC6 battery cell

Murata/Sony US18650VTC5 battery cell

Murata/Sony US18650VTC5D battery cell

Electric Bike Battery Pack

If you plan to design Electric Motorcycle and Bike battery pack, we will give you suggestion that you should choose the 18650 Li-ion battery cells which has very excellent performance of Safety, cycling life and High-Low Temperature withstanding. Best options for you:

Samsung INR18650-30Q battery cell

Samsung INR18650-35E battery cell

LG INR18650-MJ1 battery cell

LG INR18650-MH1 battery cell

Panasonic NCR18650GA battery cell

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Why Choose Us

100% Original Brand Cells With The Most Competitive Price

To assemble our own 18650 lithium ion battery pack, we make a purchase of brand 18650 battery cells from manufacturer directly, such as Molicel, Samsung, LG, Panasonic and Murata/Sony, so we can 100% guarantee all of the brand 18650 Li-ion battery cells we provide are original brand cells with the most competitive price.

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Original Packaging Of Pallet and Carton

All of the brand 18650 Li-ion battery cells we provide are 100% brand new with Original Packing Of Pallet and Carton from manufacturer-Molicel, Samsung, LG, Panasonic and Murata/Sony, Original packaging of pallets and cartons can make sure all of the brand 18650 Li-ion battery cells have the best consistency of Voltage, Internal resistance and Capacity which are very important when you assemble your battery pack with Many Serious Connections and Parallel Connections.

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Fast and Flexiable delivery

For all of the brand 18650 Li-ion battery cell models we supply, there will be more than 300K PCS stocks stored in our factory, so that we can arrange delivery within 5 working days. Our forwarder had been shipping lithium ion battery by air and by sea since 2013, they only ship lithium ion battery, no other goods, so they are professional enough to help you to ship your lithium ion batteries. Delivery terms can be: EXW, FOB, CIF, DDP, DDU.
All of certificates can be provided: MSDS, UN38.3, IEC62133, CB, UL, PSE, BIS, etc.

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Excellent Engineers Team

We have 28 experienced engineers, the core engineers are from ATL and BYD,  who had focused on Li-ion battery R&D for more than 20 years, they can give you very professional suggestions and provide very excellent Li-ion battery solution for all of your applications.

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We Have Our Own SMT Facility

To offer affordable and reliable BMS used for our Li-ion battery, we established  the BMS and Electronics engineer team and set up our own SMT facility in 2018. They will choose the best IC (such as TI, ST, SEIKO, RICHO etc.) and electronics components to design the BMS, PCM and related PCB, then manufacture in our own SMT facility, this will be more efficient and flexible, and can save your time and cost. Especially this will be more easier for your prototypes and trial production.

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how to charge 18650 battery?

Step 1: Generally speaking, first of all, you should charge 18650 battery cells with the constant current of 0.2C to the charge cut-off voltage-4.2V.

Step 2: Rest for 10 minutes.

Step 3: Continuously charge 18650 battery with constant voltage, the charge current will decrease smaller and smaller, till the charge current is 0.02C, stop charge.

Now you had completed the whole charge process.

FAQ About 18650 Li-Ion Battery Cell

Its dimensions are 18 mm in diameter and 65 mm in length. Size of 18650 battery is different from that of AA batteries.

The 18650 working last time is up to the discharge current, such as if the working current is 0.2C, then this18650 working last time is approx. 5 hours,if the working current is 2C, then this 18650 working last time is approx. 0.5 hour. More questions, please Send us email

The 18650 charging time is up to the charging current, such as if the charging current is 0.2C, then this18650 working last time is approx. 6 hours,if the charging current is 2C, then this 18650 working last time is approx. 1 hour. More questions, please Send us email

MOQ for trial samples order is 1 full carton-200PCS, MOQ for mass production order: 1 full pallet-approx. 20000PCS, more details can be negotiated.

Yes, we can offer MSDS UN38.3, UL, CB, IEC62133, PSE etc.

The delivery terms we can offer: EXW, FOB, CIF, DDU, DDP.

You can ask your own forwarder to ship these 18650 Li-ion battery cells by air or by sea. We also can help you to ship these battery cells by air or by sea, we have our own very professional forwarders who only ship lithium ion batteries to all over the world, no other goods.