Best 5 14500 Lithium Battery Suppliers in 2025

Part 1. Learn about the 14500 lithium battery

The name 14500 lithium battery is after its actual size, which is 14mm in diameter and 50mm in length. This battery size is almost equal to the standard AA batteries. Despite being the same size and shape, a 14500 lithium battery is much different from an AA cell. Usually, a 14500 battery has a 3.7v nominal voltage range, which is higher than AA 1.5v. Most of the 14500 lithium battery models have built-in PCT protection and lithium-ion chemistry that can provide up to 500 cycle life. It has a low self-discharge rate and no memory effect. On the other hand, some batteries have a direct built-in USB port for charging the battery without the electric device. Overall, this 14500 lithium battery has more features than an AA battery.

Part 2. Where is the 14500 battery used?

The 14500 lithium battery serves as a rechargeable alternative to traditional AA batteries, offering enhanced energy output and longer runtimes. Its main purpose is to power devices that require a consistent and reliable energy source. Some key uses of 14500 batteries include:

• High-Drain Devices: Flashlights, portable tools, and cameras often rely on 14500 batteries for their superior energy delivery.

• Consumer Electronics: Devices like wireless keyboards, gaming controllers, and wearable technology benefit from the compact size and high performance of these batteries.

• Specialized Applications: Medical devices, security systems, and small-scale robotics also leverage the advantages of the 14500 battery for critical operations.

Part 3. The importance of a reliable 14500 battery

A reliable 14500 battery is crucial for ensuring optimal performance, safety, and longevity in your devices. Here’s why reliability matters:

• Consistent Performance: High-quality batteries provide stable voltage and consistent energy output, preventing unexpected power drops.

• Safety: Trusted brands incorporate protective features such as overcharge protection, short-circuit prevention, and thermal stability.

• Durability: Reliable batteries offer longer lifespans, reducing the frequency of replacements and lowering overall costs.

• Compatibility: Top-tier manufacturers ensure their batteries meet industry standards, making them compatible with a wide range of devices.

Part 4. Main considerations for buying the best 14500 battery

When selecting the best 14500 battery for your needs, consider the following factors:

• Capacity: Measured in milliampere-hours (mAh), capacity determines how long a battery can power a device. Higher capacities are ideal for high-drain devices.

• Voltage: Most 14500 batteries operate at 3.7V, but it’s essential to confirm compatibility with your device’s requirements.

• Build Quality: Look for robust construction and safety features like overcharge and short-circuit protection.

• Brand Reputation: Established manufacturers are more likely to produce reliable, high-performance batteries.

• Cycle Life: A longer cycle life means the battery can endure more charge and discharge cycles, making it more cost-effective over time.

• Price and Warranty: Balance affordability with quality and ensure the manufacturer provides a warranty for added assurance.

Part 5. Best 5 14500 lithium battery suppliers

1. Ufine Battery

Overview

Ufine Battery is a Chinese battery manufacturer and supplier headquartered in Shenzhen, and it is officially registered as Dongguan Ufine Electronic Technology Co., Ltd. It was founded in 2008 and specializes in lithium-ion and lithium-polymer battery manufacturing. Ufine also offers battery customization to make a compatible battery for every type of electronic device. It manufactures small cylindrical 18650, 13600, 21700, and 14500 lithium battery models as well as 12v, 24v, 36v, and 48v lithium batteries and many more. The company is more focused on product quality and transparent customer services, so it hires a professional team of 30+ R&D specialists and 200 production personnel. With over 15 years of experience, 1000+ customers, 200+ certifications, and battery customizations with a 1 PC minimum order quantity, makes Ufine is the top choice as a 14500 lithium battery supplier.

Key Features of Ufine 14500 Lithium Battery

• High energy density 1000mAh in 19.69g

• 800 Long cycle life

• 0.5C to 1C Stable discharge rate

• Less internal resistance

• Strong build to avoid break, scratch, and leakage

• Electronically well-protected cell

2. Molicel

Overview

Molicel was established in 1977 when it began as a physics lab at the University of British Columbia (UBC). Over the years, it evolved into a prominent leader in material research and lithium battery technology. As a North American manufacturer of rechargeable lithium cells, Molicel became known for its cutting-edge developments. In 1998, under the Taiwan Cement Corporation (TCC) group, E-One Moli Energy Corporation was formed to advance the production of high-performance 14500 lithium battery cells. E-One Moli’s expertise lies in creating high-power cylindrical cells and battery packs, serving a diverse range of industries, including motorsports, automotive, medical equipment, home appliances, RC toys, and power tools. Molicel’s dedication to innovation, top-tier quality, and safety standards has established it as a preferred provider of powerful and fast-charging battery solutions.

Key Features of Molicel 14500 Lithium Battery

• 35A maximum continuous high power output

• Can be charged at a fast rate

• More cycle life ensures a long lifespan

• Perfect for flashlights, toys, and small devices

• Strong reputation for innovation and quality

3. Benergy Tech

Overview

Benergy Tech is a Chinese battery manufacturer founded in 2009 and headquartered in Guangzhou, China. The company specializes in manufacturing advanced lithium iron phosphate (LiFePO4), lithium battery packs, and small lithium cells, including 14500 lithium battery models. With the help of Huazhong University of Science, Tsinghua University, Harbin Institute of Technology, and other research organizations, Benergy has engineers and a core research team that manufactures high-end lithium batteries. Benergy has a 6000 square meters production line to produce three types of batteries, including pouch cells, prismatic cells in aluminum shells, and prismatic cells in plastic shells. With time, Benergy has taken entry into the European and American continents to achieve better company growth.

Key Features of Benergy 14500 Lithium Battery

• Long life cycle upto 4,000 at 80% DoD

• Operable in extremely cold and hot weather -10℃ to 60℃,

• Electronically well-protected cell

• Long shelf life

4. EPT

Overview

Shenzhen EPT Battery Co., Ltd, founded in 2003, is a Chinese battery manufacturer. It is known as the EPT Battery. The company has set up its own R&D center equipped with the latest equipment for physical, chemical, electrochemistry, and battery performance tests. Similarly, ETP has made a fully automatic production line for anode and cathode creation using special battery formatting techniques. You can get ETP’s 14500 lithium battery made under a strict quality control production facility. Furthermore, ETP batteries are under product liability insurance, which makes double the guarantees for their customers. As an OEM/ODM supplier, the company has become a successful battery brand and a top choice for well-known international brands.

Key Features of Samsung SDI 14500 Lithium Battery

• High-quality materials

• Wide temperature operating range -20 ℃ to +60 ℃

• The high discharge rate of 3.0C

• More safe with 5+ battery protections

5. Huayou

Overview

Established in 2002 and headquartered in Nanjing, Jiangsu is a Chinese battery brand. Initially, it was jointly initiated by Zhejiang Huayou Recycling Technology Co., Ltd., a wholly-owned subsidiary of Zhejiang Huayou Cobalt Co., Ltd. Huayou is an expert in making battery packs and battery customization for different applications. Among its products, 18650 battery packs, 14500 lithium batteries, and 26650 batteries are top performers. The company has a large custom battery pack inventory, which can produce around 15000 units in a month, exported locally and internationally to over 50 countries worldwide. Overall, Huayou is perfect if you are looking for a 14500 lithium battery made with world-class battery material following all safety measures.

Key Features of Huayou14500 Lithium Battery

• Battery overheating and overcharging management

• Zero memory effec

• High discharge rate up to 2C

Part 6. Conclusion

Until now, you have had a better understanding of a 14500 lithium battery. Understanding the basics features and knowing the top 14500 lithium battery suppliers. You can get a suitable battery for your needs. However, if you are still not able to decide between these five manufacturers, then go for Ufine Battery, which provides a wide range of 14500 lithium batteries with lower to higher capacities. Moreover, they can customize batteries if your needs are unique from the regular ones or if you need to add something.

Ufine

Electronic Engineering Writer

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