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E-Rex 3.7V 10,000mAh Rechargeable Li-ion Battery

In stock
Chemistry - Lithium Ion
Nominal Voltage - 3.7V
Full Charge Voltage - 4.2V
Battery Capacity - 10,000MAh
Maximum Discharge Current - 5A
Maximum Charging Current - 2.5A
Battery Enclosure Material - Plastic Shrink Paper
Warranty* - 1 Year Standard
Suitable Application - Electronics, Toys, Lighting, Equipment, Power Bank, Bluetooth Speaker, IoT, & Industrial Applications
₹670.00 ₹800.00

(Including GST and Transportation)

For bulk and B2B enquiries kindly mail us at Sales@e-rexindia.com

"DiscoVolt: Get the Party Started, Even in the Dark!"


Introducing the E-Rex 3.7V 10,000mAh Rechargeable Li-ion Battery, your go-to power source for a wide range of electronic applications. Crafted with cutting-edge lithium-ion technology, this battery offers impressive capacity and dependable rechargeability.




Versatile Power for Various Applications:

  • The E-Rex battery is a versatile powerhouse designed to excel in:
    • Electronics
    • Toys
    • Lighting
    • Equipment
    • Power Banks
    • Bluetooth Speakers
    • IoT (Internet of Things)
    • Industrial Applications

Features and Specifications:

  • JST XH 2.54 Female Connector: Comes equipped with a convenient JST XH 2.54 female connector for straightforward integration into your devices.
  • Shrink Paper Packing: Packaged securely in shrink paper to ensure safe delivery and handling.





Unleash Your Imagination:

  • From lighting up your world to providing energy to your favorite toys, the E-Rex battery is your ticket to endless possibilities. Whether you're powering your Bluetooth speaker or running industrial equipment, this battery has you covered.

High Capacity in a Compact Package:

  • With a massive 10,000mAh capacity, this battery offers long-lasting power while maintaining a compact form factor. It's like carrying a pocket-sized power station!





Experience the E-Rex Rechargeable Li-ion Battery, offering an impressive capacity and versatile power solutions for a wide array of electronic applications. Upgrade your devices and enjoy uninterrupted performance with this reliable and high-capacity energy source. Order now and embark on a journey of limitless possibilities! 🌟🔌🔋



Package Includes : 

1* 3.7V 10,000mAh Lithium-Ion Battery

1 Cell Chemistry  NMC - Lithium Ion
2 Pack Configurations 1S 4P
3 Nominal Voltage 3.7V
4 Nominal Capacity  10,000MAH
5 Cell Dimensions 18650
6 Total Energy (W) 37W
7 Efficiency 95%
8 Usable Capacity 100%
9 DOD % >91%
10 Warranty 1 YEAR
11 Life Cycles >800 
12 Self Discharge rate < 3% /Month
13 Charging Mode  CC/CV
14 Charging Current (MAX) 2.5A
15 Charging Voltage (MAX) 4.2V
16 Discharge Cut of Voltage 3.2V
17 Max. Continues Discharge current 5A
18 Peak Discharge Current 7A
19 Charging  0 ~35C
20 Discharge Discharge -20 ~ 40C
21 Storage -5 ~ 25C
22 BMS High T emperature Protection 70C
23 BMS Low Temperature Protection -10C
24 Dimensions ( L*W*H) MM 40*40*70
25 Weight (Kg) 220 G
26 Discharging Connector JST XH 2.54 Female Pin
27 Charging Connector JST XH 2.54 Female Pin
28 Type Of Enclosure/ Color Plastic Shrink Paper / Blue
29 Communication Ports -
30 Enclosure Protections -


1 Year Warranty

This item is covered with a standard warranty of  1 Year from the time of Purchase against manufacturing defects only. This warranty is given for the benefit of E-Rex customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.



What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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