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Quick Details

  • Place of Origin: Seoul, South Korea
  • Brand Name: LG Chem
  • Model Number: 18650HE4
  • Type: Li-Ion
  • Nominal Voltage: 3.6V
  • Size: Max.(D)18.5*(H)65.2mm
  • Nominal Capacity: 2500mAh
  • Min. Capacity: 2500mAh
  • Maximum Charge Voltage: 4.2V
  • Cut Off Voltage: 2.5V
  • Continuous Maximum Charge Current: 4A
  • Continuous Maximum Discharge Current: 20A
  • Weight: 48g
  • MOQ: 100 pieces
  • Lead Time: within 7 days
  • Carrier: DHL/Fedex/UPS/TNT

Packaging & Delivery

Packaging Details Custom Carton
Delivery Time Within 7 workdays


* Model: 18650HE4 high drain lithium battery
* Brand: LG Chem made in Korea
* Maximum Constant Discharge Current: 20A

20A discharge - ICR18650HE4 lg he4 18650 battery 3.6V 2500mah


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.


Quick Specification

* The successor of LG Chem ICR18650HE2 high drain lithium battery!

1.   Model: LG Chem 20A discharge rechargeable lithium ion battery ICR18650HE4 / 18650HE4

2.   Nominal Capacity: 2500mAh
3.   Nominal Voltage: 3.6V
4.   Standard Charge
       Constant current: 1250mA
       Constant voltage: 4.2V
       End condition(Cut off): 50mA
5.    Fast Charge
       Constant current: 4000mA
       Constant voltage: 4.2V
       End condition(Cut off): 100mA
6.   Max. Charge Voltage: 4.2V
7.   Max. Charge Current: 4000mA
8.   Standard Discharge
       Constant current: 500mA
       End voltage(Cut off): 2.5V
9.    Fast Discharge
       Constant current: 10000mA,20000mA
       End voltage(Cut off): 2.5V
10. Max.Continuous Discharge Current: 20A
11. Max.Plus Discharge Current: 30A
12. Initial AC Impedance: ≤20 mΩ, without PTC
13. Weight: 48.0g
14. Dimension: Max.(D)18.5*(H)65.2mm


* 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

20A discharge - ICR18650HE4 lg he4 18650 battery 3.6V 2500ma

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