li ion 26650 battery

Advantages of 26650 Batteries


1. Higher Capacity:


26650 batteries offer significantly higher capacities, ranging from 4000mAh to 6000mAh, compared to smaller batteries like the 18650. This makes them ideal for devices requiring extended runtime, such as robots, AGVs, and power tools.

2. Greater Power Output:


With higher discharge currents, 26650 batteries can deliver more power quickly, making them suitable for high-drain devices. Their ability to supply energy in bursts is perfect for applications like industrial equipment and electric vehicles.

3. Longer Lifespan and Durability:


Built to withstand hundreds or thousands of charge cycles, 26650 batteries offer enhanced durability, making them ideal for long-term use in demanding environments. Their robust construction ensures they can endure impacts, heat, and wear, providing a reliable power source.

4. Versatile Applications:


26650 batteries are used in various fields, from flashlights and home energy storage systems to electric vehicles. Their larger capacity and power capabilities make them versatile for both small and large-scale power needs.

5. Safety Features:


Many 26650 batteries come with advanced safety protections, such as overcharge, over-discharge, and thermal protection, making them safer for high-stress environments like medical devices and electric bikes.

6. Cost-Effective Over Time:


Though initially more expensive, 26650 batteries last longer and require fewer replacements, making them more cost-effective in the long run, especially for businesses needing reliable, long-term power solutions.

What is the Difference Between 26650 and 18650 Batteries?



  • Size: The primary difference lies in the size. The 26650 battery has a diameter of 26mm and a length of 65mm, whereas the 18650 battery has a diameter of 18mm and a length of 65mm. Due to the larger size, 26650 batteries generally offer more capacity and a higher discharge rate compared to 18650 batteries.


Where Do You Ship From?


PKNERGY ships 26650 batteries from China, using sea or air freight. Located in one of China’s busiest ports, Shenzhen, we work closely with several logistics companies (DHL, UPS, etc.) to ensure the most cost-effective and efficient shipping options.

How to Purchase Lithium-Ion 26650 Batteries?


You can reach out to PKNERGY through any communication channel and let us know the capacity and quantity of 26650 batteries you need. We will respond within 24 hours. Once the order details are confirmed, we will ship your batteries from China to your destination as quickly as possible.