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


Shopper Award
Security Verified Seal

Custom Li-Ion 18650 Battery: 10.95V 11.4Ah (125Wh, 9A rate, 2x6S/S, INR18650-29E)

Your Price: From $130.90 to $134.20
Lead Time: 5 Business Days

Product Options

Update on 8/11/2021
  • Previous cell discontinued, updated to INR18650-29E cell.
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
  • Custom 10.95V 11.4 Ah Li-Ion rechargeable battery is made of 12 pcs Samsung INR18650-29E 2850mAh cells (3S4P)
Voltage       Nominal: 10.95V; Maximum Charge Voltage: 12.6V; Discharge Cut off: 7.5V
Capacity       11.4 Ah
  • 1 x  10A PCM with balance function installed to protection battery from
    • Overcharge , Over discharge , Over drain , Short circuits
    • Balance function will only take place when battery is charging and no load connect to it.
  • 1 x  9Amp polyswitch
Terminal Options
  • CU-J892: 5" 18AWG with Molex 0039012025
    • Pin 1 = +; Pin 2 = -
  • CU-J892-V1: 5" 18AWG open end wire
Charge Current
  • Standard: 0.5C / 5500mA
  • Maximum: 9000mA
Discharge Current
  • Maximum:9000mA, limited by polyswitch
Dimensions (LxWxH)

      4.5" (114mm) x 2.7" (68mm) x 1.7" (43mm)

Weight       1.0 lb  4.8Oz  (595 grams)
Related products
  • You may choose our 1.8A Smart Li-Ion battery charger to recharge this battery pack. 
    • Note: the connector on this charger is not compatible with the connector of this pack. Customer must DIY and modify the connector to charge this pack.
    • The estimated charging time is 8.0 hours 
  • Lithium battery may be exploded if not using properly. Please refer above specification. We are not responsible for any damages or losses caused by misusing, which include but not limit to:  over charge, over discharge, over current, any changes of this battery pack, disassemble battery pack) .
  • Always charge battery with attention.  Battery pack shall be placed in a fire-proof container during charge to avoid any accident
  • Please check battery polarity before connect battery with device. Never make wrong polarity connection.
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

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