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Quick Details

  • Place of Origin: Seoul, South Korea
  • Brand Name: LG Chem
  • Model Number: INR18650 HG2
  • Type: Li-Ion
  • Nominal Voltage: 3.6V
  • Size: Max.(D)18.5*(H)65.2mm
  • Nominal Capacity: 3000mAh
  • Min. Capacity: 3000mAh
  • Maximum Charge Voltage: 4.20V±0.05V
  • Standard Charge Current: 1500mA
  • Maximum Charge Current: 4000mA
  • Discharge Cut-off Voltage: 2.5V
  • Max.Continuous Discharge Current: 20A
  • Weight: Max.47.0g
  • Carrier: DHL/Fedex/UPS/TNT
  • MOQ: 100 pieces

Packaging & Delivery

Packaging Details Custom Carton
Delivery Time Within 10 workdays

INR18650HG2 18650 3000mAh battery 20A continuous discharge current high drain LG HG2


KEEPPOWER is a famous OEM in the China exclusively offering to our valued customers high performance li-ion battery & battery pack. As the first factory who only focus on high end lithium battery solution, we are keep sourcing all outstanding li-ion cell in this market.

Product Description

1.   Nominal Capacity: 3000mAh

2.   Nominal Voltage: 3.6V
3.   Standard Charge
      Constant current: 1500mA
      Constant voltage: 4.2V
      End condition(Cut off): 50mA
4.   Fast Charge
      Constant current: 4000mA
      Constant voltage: 4.2V
      End condition(Cut off): 100mA
5.   Max. Charge Voltage: 4.2 ± 0.05V
6.   Max. Charge Current: 4000mA
7.   Standard Discharge
      Constant current: 600mA(0.2C)
      End voltage(Cut off): 2.5V
8.   Max.Continuous Discharge Current: 20A
9.   Weight: Max.47.0g
10. Dimension: Max.(D)18.5*(H)65.2mm


[Cycle Life @ 10A discharge, 2.0V Cut off - LG INR18650 HG2]


[Cycle Life @ 15A discharge, 2.0V Cut off - LG INR18650 HG2]


[Cycle Life @ 20A discharge, 2.0V Cut off - LG INR18650HG2]


[ Test Conditions ]
- Charge : 4A to 4.2V, 100mA Cut-off at 23℃
- Discharge : 95A (0.5sec) → 80A (0.5sec) → 45A (0.5sec)
   → 30A (6sec) → rest (12sec), 1.5V cut-off at 23℃


* Do not incinerate;
* Do not disassemble;
* Do not short positive and negative contacts;
* Do not expose to heat;
* Do not completely discharge;
* Do not use force to install a lithium battery;
* Use only high quality battery charger;
* Charge fully before first use;
* Store in cold and dry place at approximately nominal voltage.


Packaging & Shipping

1. Packing: 100 pieces per carton, every 2 batteries packed in a customized plastic case designed by KeepPower.

2. Shipping: TNT / Fedex / UPS / DHL

Order Guidance

We take great pride in our work and in the wide variety of products that we offer.

We are experienced in servicing the North American market, European market and Oceanian market.

Please be aware that our production lead times depend on specific items and item quantities.

Our success has been based on our understanding of the market and marketing demands.

That's why we always ensure that every order is delivered on time.

Check below for more information on placing an order:

1. Inquiry - Professional quotation.

2. Confirm the price, lead time, payment term etc.

3. Keeppower sales send the Proforma Invoice with Keeppower seal.

4. Customer make the payment for deposit and send us Bank receipt.

5. Initial Production Stage Inform the clients that we have got the payment,

And will make the samples according to your request, send you photos of samples to get your approval. 

After approval, we inform that we will arrange the production & inform the estimated time.

6. Middle Production - send photos to show the production line which you can see your products in . 

Confirm the estimated delivery time again.

7. End Production - Mass production, you can also arrange the third party Inspection .

8. Keeppower ship the batteries and send you express track number.

9. Order can be say “finish” when you receive the goods and satisfy with them .

10. Feedback to Keeppower about Quality , Service, Market Feedback & Suggestion. And we can do better .

Online Contact

  INR18650HG2 18650 3000mAh battery 20A continuous discharge current high drain LG HG2

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