The 11.1V 2000mAh Lithium-ION Rechargeable Battery Pack is a 3S Li-Ion battery three 3.7V nominal cells connected in series, producing 11.1V nominal and reaching 12.6V at full charge. The 2000mAh capacity rating tells you how much charge the pack stores: at a constant 1A draw, it runs for approximately 2 hours before the voltage drops to the discharge cutoff point. Higher current draws shorten the runtime proportionally, and lower draws extend it.
The lithium ion battery pack provides two output connectors on the same unit a DC 5.5mm female barrel connector for devices with standard barrel jack inputs, and a 4-pin JST connector for electronics modules that use JST connectors directly. Having both connectors on one lithium battery pack removes the need for adapter cables in most projects. The flat body fits into slim project enclosures, robot chassis battery compartments, and field equipment housings where cylindrical battery holders would waste space.
Li-Ion cells should not be discharged below approximately 3V per cell (9V total for this 3S pack) or charged above 4.2V per cell (12.6V total). Using a charger rated for 3S Li-Ion packs with balance charging capability protects individual cell voltages and maintains pack longevity. The rechargeable li ion battery pack 11.1V 2000mAh suits needing higher voltage than standard single-cell Li-Ion provides. Available on StemVolt. This pack is working on portable power systems and battery-powered electronics project.
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Features:
- 11.1V 2000mAh lithium-ion rechargeable battery pack 3S Li-Ion series configuration
- 2000mAh capacity delivers approximately 2 hours runtime at 1A continuous draw
- DC 5.5mm and JST dual connectors eliminate adapter cables in most project
- Flat body fits slim robot chassis and enclosure battery slots
- Rechargeable Li-Ion chemistry maintains capacity across hundreds of charge cycles
 Technical Specifications:
| Specification | Details |
|---|---|
| Product Type | Lithium-Ion Rechargeable Battery Pack |
| Nominal Voltage | 11.1V DC |
| Capacity | 2000mAh |
| Connector Type | DC 5.5mm Female + 4-Pin JST |
Applications:
- 11.1V 2000mAh lithium-ion rechargeable battery pack powers brushless motor robot chassis
- Lithium battery pack supplies 11.1V rail to servo and actuator array in robotic arm
- Rechargeable battery pack powers FPV camera and video transmitter in drone ground station
- Li-ion battery pack 11.1V 2000mAh supplies embedded single-board computer in portable device
- 2000mAh battery price suits multi-unit field sensor deployment requiring extended battery runtime
Package Includes:
- 1 x 11.1V 2000MAH Lithium-ION Rechargeable Battery Pack














Suraj Chouhan –
Genuine quality and no extra charges made this li ion battery pack a worthwhile purchase.
Joginder Singh –
Anti-static packaging and whatsapp support ensured a smooth and reliable buying experience.
Girish Kumar –
Delivery tracking was accurate
Vignesh Iyer –
Authentic product quality
Manpreet Dhillon –
Best deal for projects from reliable electronics store
Amit Sharma –
2000mAh battery pack delivered stable power and excellent backup for IoT projects.