Custom 18650 Battery Packs
Your Trusted Partner for Advanced Custom 18650 Battery Solutions
Litop is a leading lithium battery and BMS manufacturer in China, specializing in the development of custom 18650 battery packs for both standard and highly demanding applications. Our expert team provides end-to-end solutions—from chemistry selection and BMS design to precision assembly—delivering products tailored to your unique business requirements.
Renowned for our commitment to safety, reliability, and international certifications, we help clients worldwide realize innovative power solutions for medical, IoT, industrial, and consumer electronics.
Featured 18650 Battery Pack Models
Professional lithium battery packs designed for diverse industrial and commercial applications
3.7V 18650 Li-ion Battery Pack
Voltage: 3.7V
Capacity Options: 2600mAh / 2900mAh / 3350mA / 3500mAh
Cycle Life: 300–500 cycles (80% DOD)
Applications: POS devices, flashlights, GPS trackers
7.4V 18650 Li-ion Battery Pack
Voltage: 7.4V
Capacity Options: custom capacity available
Cycle Life: 300–500 cycles (80% DOD)
Applications: IoT, medical devices, electronics
11.1V 18650 Li-ion Battery Pack
Voltage: 11.1V
Capacity Options: custom capacity available
Cycle Life: 300–500 cycles (80% DOD)
Applications: ROV, outdoor cameras, solar lights
14.8V 18650 Li-ion Battery Pack
Voltage: 14.8V
Capacity Options: custom capacity available
Cycle Life: 300–500 cycles (80% DOD)
Applications: Military, medical devices
22.2V 18650 Li-ion Battery Pack
Voltage: 22.2V
Capacity Options: custom capacity available
Cycle Life: 300–500 cycles (80% DOD)
Applications: Power tools, lighting, drones
24V 18650 Li-ion Battery Pack
Voltage: 25.2V / 25.9V
Capacity Options: custom capacity available
Cycle Life: 300–500 cycles (80% DOD)
Applications: Golf trolley, e-bike, fishing equipment
36V 18650 Li-ion Battery Pack
Voltage: 36V / 37V
Capacity Options: custom capacity available
Cycle Life: 300–500 cycles (80% DOD)
Applications: Golf trolley, e-bike, cleaning equipment
48V 18650 Li-ion Battery Pack
Voltage: 48V / 48.1V
Capacity Options: custom capacity available
Cycle Life: 300–500 cycles (80% DOD)
Applications: e-bikes, power equipment
Main Drivers of Custom 18650 Battery Pack Pricing
Capacity Max (Ah)
Nominal Voltage (V)
Max Continuous Discharge Current (A)
Peak Current (A/Second)
Dimension Max (mm)
Connector Type & Brand
Communication Interference
Application
Specialized Designs for Every Industry
Everything You Need to Know About 18650 Lithium-ion Battery
The 18650 lithium-ion battery is a popular cylindrical, rechargeable cell (18mm diameter x 65mm length), known for its high energy density, long cycle life, and exceptional reliability. These cells are essential in various industries, powering everything from consumer electronics and medical devices to electric bikes, power tools, and energy storage systems.
Key Features
Outstanding Cycle Life:
18650 batteries deliver a robust service life—premium cells offer up to 3000+ cycles at standard rates and maintain strong performance even under high discharge (5–10C) with 500–1200 cycles.
High Safety Standards:
Certified to international standards such as UL, CB, SGS, PSE, KC, MSDS, and UN38.3, each cell is thoroughly tested under strict QC for consistent, safe performance.
Broad Adaptability:
With the ability to operate in high-temperature environments (up to 85℃), 18650 batteries suit demanding applications across home electronics, energy storage, mobility, and backup systems.
Optimized Variants for Your Needs:
We offer a range of chemistries—LiCoO₂ for high energy density, LiMn₂O₄ for enhanced safety, NMC for balanced power and life, and LiFePO₄ for outstanding cycle stability and safety.
Technical Highlights
Voltage:
Nominal 3.6–3.7V; fully charged 4.2V
Capacity Options:
2000mAh–3500mAh
Discharge Rates:
Supports continuous high currents (10A–30A+) for power-intensive devices
Protection:
Available in protected (with PCM) or unprotected versions for different safety and system requirements
Application Versatility
18650 lithium-ion cells are widely integrated into:
Consumer Electronics:
Laptops, cameras, flashlights, power banks
Mobility:
Electric bikes, scooters, drones, and vehicles
Industrial & Medical:
Power tools, medical equipment, IoT devices
Energy Storage & Backup:
Solar systems, UPS, emergency lighting
Why Choose Litop?
At Litop, we combine advanced R&D with strict quality control and flexible OEM/ODM capabilities, supplying certified 18650 cells suited to a broad range of industries globally. Our team supports custom requirements, competitive MOQs, and fast sample delivery. With international certifications and proven reliability, litop is the trusted power partner for leading brands worldwide.
18650 Battery Pack Frequently Asked Questions
Can you supply certifications for each 18650 battery pack model?
We can support certification upon request, tailored to your custom battery model and market needs.
Do you offer battery recycling services?
We actively support green initiatives and collaborate with global partners for environmentally responsible recycling.
How long does it take to develop a custom 18650 battery pack?
Development time ranges from 7 to 30 business days based on the complexity of your custom design.
Do you manufacture the PCB/BMS in-house?
We design all BMS/PCB solutions, while production is handled by our certified partner factory for quality assurance.
What capacities are available for the 18650 battery cells?
Options from 2000mAh up to 3500mAh are available; we can recommend the best fit for your device needs.
