UN38.3 approved lihtium ion battery icr18650 2000mah battery

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US $1-2 / Pieces | 500 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Great Power
Model Number:
Nominal Voltage:
Nominal Capacity:
3.7V per cell
Norminal capacity:
cycle life:
500 times
Discharging end voltag:
Standard charging current:
Standard discharging current:
Charging temperature:
0 to 45 degree Celsius
storage temperature:
-20 to 45 degree Celsius
OEM service:
Battery pack available
1,500,000 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
PVC shrink/ PVC sleeve/ PET sleeve/ blister card, then put into box/cartons/ pallets.
Suitable container shipment.
Lead Time :
3 weeks after order confirm


icr18650 2000mah battery
Factory price
Voltage: 3.7V
Capacity: 1800~2800mah
IEC UL unRoHS approved

Good price and quality cylindrical  lithium ion battery 18650

Product Description




No.ItemGeneral ParameterRemark
1Rated CapacityTypical1800~2000mAhStandard discharge(0.2C5A) after Standard charge
2Nominal Voltage3.7VMean Operation Voltage
3Voltage at end of Discharge3.0VDischarge Cut-off Voltage
4Charging Voltage4.2V 
5Internal Impedance60mΩInternal resistance measured at AC 1KHZ after 50% charge
The measure must uses the new batteries that within one week after shipment and cycles less than 5 times
6Standard chargeConstant Current 0.2C5A 
Constant Voltage 4.2V
0.01 C5A cut-off
7Standard dischargeConstant current 0.2C5A 
end voltage 3.0V
8Fast chargeConstant Current 1.0C5A 
Constant Voltage 4.2V
0.01 C5A cut-off
9Fast dischargeConstant current 1.0C5A 
end voltage 3.0V
10Maximum Continuous Charge Current1.0 C5A 
11Maximum Continuous Discharge Current4.0 C5A 
12Maximum Continuous Discharge Current5.0 C5A 
13Operation Temperature RangeCharge: 0~45°C60±25%R.H.
Bare Cell
Discharge: -10~60°C
14Storage Temperature RangeLess than 1 year: -20~25°C60±25%R.H.
at the shipment state
less than 3 months: -20~40°C
Less than 7 day : -20~60°C
15Cell DimensionHigh: 65.0±0.5 mmInitial Dimension
Diameter:18.0±0.5 mm

1.Nominal voltage: 3.7V per cell
2.Capacity: 1800mAh~2800mAh

3.Discharging end voltage: 2.0V
4.Standard charging current: 1C
5.Standard discharging current: 1C
6.Cycle life: 500 times
7.Cylindrical type available: 17445, 17280, 14450, 10440, 18650, 14500, 26650,34615 etc.
8.Charging temperature: 0 to 45 degree Celsius
9.Discharging temperature: -20 to 60 degree Celsius
10.Storage temperature: -20 to 45 degree Celsius
11.Battery pack available  
12.Approved by IEC62133, UN38.3, UL, RoHS



High Energy Density

High Voltage


Long Cycle Life

No Memory Effect

Minimal Self-Discharge

High Rate Charge/ Discharge




Cellular Phones, PHS, Bluetooth earphones

Audio and Video Devices

Digital cameras, Camcorders, Portable DVD, VCD, MD and CD players

Information Devices

Notebook computers, personal fascimile machines, PDAs.

Electric Bicycles

Miner Lamps






Packaging & Shipping

      Our lithium ionbatteries can be packed in PVC shrink/ PVC sleeve/ PET sleeve/ blister card, then put into box/cartons/ pallets. Suitable container shipment.

     And we can also pack the lihtium ion batteries with wire and connector as per customer‘s request

      Shipping port: HongKong, Shenzhen, Guangzhou

Our Services

• Your inquiry related to our product & price will be replied within 24hours.
• Well-trained & experienced staff are to answer all your inquiries professional in English of course.
• Working time: 8:00am - 5:30pm, Monday to Friday.
• OEM is highly welcomed. We have strong R&D team here to help.
• Your business relationship with us will be confidential to any third party.
•1 year warranty of products and good after-sale service offered, please get back if you got question.

Company Information

        Great Power is established in 1994. With the development closed to 20 years, now we have 2 industry bases in Guangzhou and Zhuhai respectively which is covered 380,000 square meter and with over 3000 employees. Daily output is 800,000pcs.


        The production process is implementing ISO9001:2000 standard to guarantee the quality and stability of products. Great Power has paid great attention on ROHS Directive and battery recycle, products has passed the CE, UL, UN38.3, IEC62133, SGS test.


       Our strong R&D team enriches Great Power leading a role in battery technology field. We have 5 synthetically laboratories, and have battery research centre cooperate with Guangzhou Government.


1. Q: What's your MOQ(minimum order quantity)?
A: USD2000.
2. Q: What's your packing methods?
A: Packed into cartons.
3. Q: What's your payment terms?
A: T/T 30% in advance & T/T 70% upon sending the copy of Bill of Lading, L/C 100%, or negotiate according to the order status.
4. Q: What's your delivery time?
A: 3 weeks after received the advance payment or L/C.
5. Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.




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Any queries, warmly welcome to contact

Tingting Zhang

Mobile: +86 135 7071 8992

Email: tingting at greatpower.net