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3S1P LG 21700 11.1V 5800mAh Battery
Built with original LG 21700 cells in a 3S1P configuration, this 11.1V 5800mAh lithium-ion battery pack delivers high energy density, stable output, and long cycle life in a compact design. It features low internal resistance for efficient discharge and consistent performance, making it ideal for portable electronics, backup power, and industrial applications. OEM/ODM customization for connectors, wiring, and protection options is available.
Additional information
| Product Type | Lithium Ion Battery Pack |
|---|---|
| Model number | LG 21700-3S1P |
| Voltage (Nominal) | 11.1V |
| Capacity (Nominal) | 5800mAh |
| Dimensions | 23*65*75.5mm |
| Constant Discharge Current | 10A, Peak 12.5A |
| Working Temperature | -20°C~60°C |
| Certification | ISO9001/ISO14001 |
Product description
LithoTop’s high discharge rate Li-ion battery packs are engineered for applications that require instant high current output and stable voltage. Built with premium Grade A lithium-ion cells, these battery packs deliver powerful performance in a compact and reliable design.
Each pack is professionally assembled with precise cell matching, strong nickel connections, and strict quality inspection to ensure consistent output and long service life.
Product features
High Discharge Capability
Supports high continuous and peak discharge current for power-hungry equipment.Stable Voltage Output
Maintains stable performance even under heavy load with minimal voltage drop.Grade A Lithium-ion Cells
Brand-new cells with low internal resistance, accurate capacity, and excellent consistency.Long Cycle Life
Designed for frequent charge and discharge with reliable performance over time.Compact & Durable Structure
Optimized pack design with strong mechanical stability and heat resistance.OEM & ODM Customization Available
Custom voltage, capacity, discharge rate, dimension, connectors, wiring.
Product details
NO. | Items | Specifications |
1 | Mode | LG 21700-3S1P |
2 | Size | 23*65*75.5（mm） |
3 | Charge voltage | 12.6V |
4 | Nominal voltage | 11.1V |
5 | Nominal capacity | 5800mAh |
6 | Charge current | Standard Charging:：0.5C/Rapid charge：1.0C |
7 | Standard Charging method | 0.2C（constant current）charge to 12.6V,then CV(constant voltage 12.6V)charge till charge current decline to≤0.01C |
8 | Charging time | Standard Charging：3.0hours(Ref.)/Rapid charge：2hours(Ref.) |
9 | Max.charge current | 1C |
10 | Max.discharge current | 10A|Peak 12.5A |
11 | Discharge cut-off voltage | 9V |
12 | Operating temperature | Charging：0℃~45℃/Discharging：-20℃~60℃ |
13 | Storage temperature | -20℃~ +45℃ |
14 | Weight | Approx：0.25kg |
Product assemble
12V Li-ion Battery
Nominal voltage: 11.1V |Charge voltage: 12.6V |Customized capacity(mAh):
5000mAh, 10000mAh, 15000mAh, 20000mAh, 30000mAh
24V Li-ion Battery
Nominal voltage: 25.2V |Charge voltage: 29.4V |Customized capacity(mAh):
5000mAh, 10000mAh, 15000mAh, 20000mAh, 30000mAh
Battery pack customize
Custom nominal voltage
Custom capacity(mAh)
Custom BMS
Custom wires
Custom connector
8S4P-5C
Battery shape choosing
PVC, ABS case, iron case choosing
Cell choosing
Usage
Power tools and industrial equipment
Robotics, AGV, and automation systems
Electric scooters and mobility devices
Drones and RC equipment
Medical and monitoring devices
High-power portable electronics
Our Factory Insight
LithoTop operates advanced lithium battery manufacturing facilities equipped with automated production lines, precision testing equipment, and strict quality control systems. From cell selection to battery assembly and final inspection, every process is carefully managed to ensure stable performance, reliable quality, and high production efficiency. With experienced engineers and strong OEM/ODM capability, we provide customized battery solutions for customers worldwide.
Industry News Insight
Stay updated with the latest lithium battery industry news, product innovations, technology insights, and application trends from LithoTop. Explore expert articles, battery guides, and industry updates to learn more about custom lithium battery solutions, energy storage, UAV batteries, wearable device batteries, and advanced power technologies.
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