• Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs

Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs

The 3.7V 3400mAh 18650 Lithium Battery with pre-welded nickel strips is designed for high-performance applications requiring stable and long-lasting power. This battery provides high energy density, low self-discharge, and a long cycle life, making it ideal for battery packs, electronic devices, and industrial applications.
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
  • Lithium 3.7V 3400mAh 18650 Battery with Welded Nickel Tabs
Description

Key Features

High Capacity (3400mAh) – Ensures extended runtime for devices requiring reliable power.
Stable 3.7V Output – Provides consistent performance with minimal voltage drop.
Welded Nickel Tabs – Facilitates easy integration into battery packs and customized assemblies.
Long Cycle Life – Supports 500+ charge-discharge cycles for long-term durability.
Low Self-Discharge – Retains charge even during long storage periods.
Built-in Safety Features – Includes overcharge, over-discharge, and short-circuit protection.

Applications

Battery Packs for Portable Devices
E-Bikes & Power Tools
Medical Equipment & Industrial Electronics
Flashlights & Emergency Backup Systems
Custom Battery Pack Assembly

Technical Specifications

Specification Details
Nominal Voltage 3.7V
Rated Capacity 3400mAh
Battery Type 18650 Lithium-Ion
Nickel Tab Type Pre-Welded for Easy Assembly
Charge Voltage 4.2V (Max)
Discharge Cutoff Voltage 2.75V
Standard Charge Current 0.5C (≈1700mA)
Maximum Discharge Current 3C (≈10A)
Cycle Life ≥500 cycles
Operating Temperature -20℃ to 60℃

Customization Options

Weijiang offers customizable nickel tab sizes, configurations, and battery protection circuits to meet specific application requirements.

Why Choose Weijiang?

🔹 Premium Quality Cells – Ensuring high performance and reliability.
🔹 Customizable Solutions – Supporting various industry needs with flexible configurations.
🔹 Strict Quality Control – Each battery undergoes multiple tests for safety and efficiency.
🔹 Stable Supply Chain – Ensuring consistent availability for bulk orders.


Weijiang Battery Factory looks forward to collaborating with you to develop high-performance battery products!
 



Customized Package

About Us: The Story of Weijiang

Founded in 2010, Weijiang has grown to become the largest rechargeable battery factory in China, specializing in the research, development, and production of NiMH and 18650 batteries. With 15 years of export experience, we serve a diverse range of applications including power tools, outdoor energy storage, and vacuum cleaner batteries.

Our 200 qualified employees leverage extensive engineering expertise and state-of-the-art manufacturing facilities to produce high-quality, durable batteries. We adhere to strict quality standards, holding CE, UL, ROHS, and REACH certifications to ensure our products meet global safety and environmental requirements.

At Weijiang, we are dedicated to innovation and sustainability. Our advanced R&D team constantly pushes the boundaries of battery technology, while our eco-friendly practices ensure minimal environmental impact. We support OEM and ODM customization, offering tailored solutions to meet specific client needs.

Weijiang attends major electronics fairs worldwide, including the CES in the United States and the HK Electronics Fair, showcasing our commitment to innovation and global outreach.



FAQ

Who are we?
We are Huizhou Shenzhou Super Power Technology Co., Ltd., a manufacturer specializing in environmentally friendly batteries, located in Zhongkai High-tech Zone, Huizhou City, Guangdong Province, China.

How can we guarantee quality?
We implement a complete quality control system that complies with ISO-9001 certification and our products have CE, UL, ROHS, and REACH certifications.

What can you buy from us?
We produce NiMH rechargeable batteries, NiMH battery packs, lithium-ion batteries, lithium-ion battery packs, alkaline batteries, and button cells.

Why should you buy from us not from other suppliers?
Our products have high energy density, low self-discharge, long cycle life, and meet international environmental standards. We offer customized solutions and ensure full inspection of shipments.

What services can we provide?
We provide samples for evaluation, customized packaging, timely delivery, and a quality assurance period of 1-2 years depending on the product type.

Interested in learning more? Fill out our quick inquiry form and we'll get back to you with all the details right away!

Weijiang Battery Factory looks forward to collaborating with you to develop high-performance battery products! 

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