About Payment 
 Shipping & Cost
 Battery SDS
 Battery Terminology
 Battery Knowledge
Privacy Policy
 Export restrictions


Shopper Award
Security Verified Seal

Custom Li-ion 18650 Battery: 3.65V 15.6Ah (57Wh, 5A rate, Hexagon, INR18650M26)

Your Price: $75.35
In Stock

Product ID # 2743
Part Number:

Lead Time: 5 Business Days!

Quantity Discounts

5 to 20$73.08
21 to 50$71.58
51 to 100$70.07
101 or more$67.81
Update on 3/3/2021
  • Previous cell discontinued, updated to INR18650 M26 cell.
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
  • 3.6V 15.6 Ah Li-Ion Battery is built by 6 pcs High quality LG 2600mAh Li-Ion 18650 Cells
  • Green PVC
  • A spacer tube (customer provide) should be place in center and remain unobstructed on ends
  • Wire in parallel
  • Power Leads, M22759/32-28 wires (Black and Red)
Voltage Voltage: 3.65V (working)   4.2V ( peak)  2.75V ( cut-off)
Capacity 15.6 Ah
  • 1 x PCB(5A) installed with the  battery pack and protects the battery from
    • Overcharge / Over discharge / Over drain / Short circuits
  • 12" 28 AWG open end wire 
Charge Current Max. 5Amp limited by PCB
Discharging Current Max. 5Amp limited by PCB
Dimensions (LxWxH)

56mm(2.2") x 51mm(2.0") x 68mm(2.7")

Weight 11.0Oz (311 grams)
Related Product

You can use our Smart Fast Charger (3A) for 3.7 V Li-ion Rechargeable Battery Pack to recharge the battery pack, charge time is about 7.8 hours.  

  • Li-Ion battery may explode if misused.  We are not responsible for any damages or losses caused by misuse (including but not limited to: mis-charging, mis-discharging, any changes of this battery pack, mis-assembling battery packs).
  • Always charge battery with attention.  Battery pack should be placed in a fireproof place to avoid any accidents.
  • Please check battery polarity before plugging battery into device. Never make wrong polarity connection.  Please check
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

Related Products

Product Reviews

(0 Ratings, 0 Reviews)
What to consider when designing Lithium Batteries?
Bluetooth Technology for Lithium-ion/LiFePO4 Batteries
UN 38.3 Safety Test

We own a national standard UN38.3 testing lab. We can provide UN38.3 test service to our customer.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
Lithium Battery Shipping Regulation
Recommendations on How to get ≤30% Rated Capacity for Shipping
Thermal Abuse Test for IEC62133
Mailing Lists