18650 Li-ion Battery Cell with Flat Top and Button Top Options
Voltage: 3.7V
Capacity: 1200mAh ~ 3200mAh
Type: 18650 Flat Top / Button Top
Features: Custom 18650 with pcm, multiple capacity options, OEM support
| Electrical Specifications | |
| Battery Type | 18650 Cylindrical Lithium Ion Battery Cell |
| Nominal Voltage | 3.7V |
| Capacity Range | 1200mAh ~ 3200mAh |
| Charging Voltage | 4.2V |
| Mechanical Specifications | |
| Cell Size | 18650 (flat: Ø18.6 × 65mm) /18650(botton:Ø18.6 × 67mm). With PCM: 18650 (flat: Ø18.6 × 69mm) /18650(botton:Ø18.6 × 69mm). |
| Positive Terminal Type | Flat Top / Button Top Available |
| Protection Circuit | Optional PCB Protection Board Available |
| Customization | Custom configurations available according to application requirements |
| Operating Conditions | |
| Charging Temperature | 0℃ ~ 45℃ |
| Discharge Temperature | -20℃ ~ 60℃ |
Multiple Size Options & Custom Design Support.

18650 Lithium-ion Battery Pack
The 18650 Li-ion Battery Pack is engineered to provide reliable, high-performance rechargeable power for a wide range of portable and industrial applications. Built with premium 18650 lithium-ion cells and integrated PCM/BMS protection, it offers stable output, high energy density, long cycle life, and enhanced safety. LNC provides OEM & ODM battery pack solutions with customizable voltage, capacity, connectors, cables, housings, and communication protocols to meet specific application requirements.
High Energy Density
Compact design with excellent energy density for portable and space-limited battery applications.
Stable Performance
Reliable charging and discharging performance with long service life and consistent power output.
OEM & ODM Service
Customized voltage, capacity, connectors, cables, housings, PCM/BMS and private label solutions.
Wide Applications
Used in medical devices, robotics, IoT products, industrial equipment and portable electronics.
Product Advantages
Low Self-Discharge
Low self-discharge rate and low internal impedance ensure efficient energy retention and stable performance.
No Memory Effect
No memory effect allows flexible charging and improves battery usability in various applications.
Wide Temperature Range
Supports charging from 0°C to 45°C and discharging from -20°C to 60°C for reliable operation in different environments.
Long Cycle Life
Maintains more than 80% of initial capacity after 500 cycles, providing long-lasting and reliable power performance.
Applications

Power Tools

Robots

AGV

E-Scooters

Portable Power Bank

IoT Devices
18650 lithium-ion battery packs are widely used in portable electronics, medical equipment, robotics, AGV systems, electric two-wheelers, power tools, IoT devices, energy storage systems, and other customized battery-powered applications. LNC provides flexible OEM & ODM battery solutions to meet different voltage, capacity, size, and connection requirements.
Custom Li-ion Battery Pack Solutions
Customized Lithium-ion Battery Pack Design
LNC provides customized Li-ion battery pack solutions based on different application requirements.
From cell selection and electrical design to mechanical structure and protection systems, we help customers develop reliable rechargeable battery solutions.
Our Customization Capabilities
🔋 Cell Selection
Suitable lithium-ion cells including 18650, 21700, and customized cell solutions can be selected according to capacity, discharge rate, and application requirements.
Voltage & Capacity Customization
Battery voltage and capacity can be customized through different series and parallel configurations to meet various power requirements.
Battery Structure Design
Battery dimensions, cell arrangement, housing design, and installation structure can be customized for different equipment spaces.
BMS Protection Design
Integrated BMS provides protection against over-charge, over-discharge, over-current, short circuit, and temperature abnormalities.
Cable & Connector Customization
Different cable lengths, connectors, terminals, and wiring solutions are available according to customer equipment requirements.
OEM & ODM Support
From prototype development to mass production, LNC supports customized Li-ion battery pack projects for different industries.
Request A Custom Battery Solution
Get Your Customized Li-ion Battery Pack Solution
Looking for a reliable rechargeable Li-ion battery pack for your project?
Share your requirements with us, including voltage, capacity, dimensions, discharge current, connector type, and application details.
Our battery engineers will provide a suitable customized solution.
Custom Voltage & CapacityOEM Battery Pack Design18650 / 21700 SolutionsPrototype & Mass Production










