Samsung Inr 18650 25R 3.6v 2500mah Lithium Ion Battery

Samsung 18650 25R

Samsung 18650 25R is a 2500mah 20A maximum discharge rechargeable lithium battery with a 1-year warranty.

Weighing only 45 grams, it is suitable for various applications such as toys, power tools, AGV, two-wheel electric vehicles, electric scooters, etc.

The battery is manufactured by Samsung a well-known lithium battery manufacturer, and is 3C certified, meeting international quality and safety standards.

Can be customized according to customer needs, including PCB, wires and connectors.

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Alibaba purchase link：Samsung 18650 25R BATTERY

Overview

Product Description

Product Features:

High rate: maximum 20A discharge.

Compact size: 18*65mm, light weight, only 45g.

Wide range of uses: suitable for power tools, AGV, two-wheel electric vehicles, electric scooters and other products.

Flexible warranty: The warranty period is 1 year, giving you peace of mind.

Rechargeable:Lithium-ion technology ensures long-term availability.

Customizable:Supports custom assembly, providing PCB, wire and connector options.

International compliance: 3C, RoHS, UN38.3 and other certifications ensure safety and quality.

Applications:

Samsung 18650 25R battery cells are used in various fields due to their versatility and reliability.

Its main applications include:

Toys:Power electronic toys and gadgets to extend playtime.

Power tools: Provide energy for a variety of cordless power tools for efficient operation.

Consumer electronics: Support a variety of portable electronic devices, ensuring long service life and stable performance.

These applications prove the adaptability and reliability of Samsung 18650 25R battery cells in different industries, making it a versatile choice for many electronic and transportation equipment.

The Samsung 25R is a high-performance 18650 2500mAhrechargeable battery designed for demanding power applications. Known for its exceptional discharge capability and cycle stability, this 18650 2500mAhcylindrical lithium-ion battery is ideal for systems that require both high energy and high output, such as power tools, e-bikes, and portable power systems. Each 18650 2500mAh cell offers a continuous discharge rate of 20A, making it one of the most reliable rechargeable battery options in its class.

As a trusted rechargeable battery with a stable 3.6V nominal voltage, the 18650 2500mAh Samsung 25R is widely recognized in the market for its safety, performance, and endurance. Its chemistry, based on the INR platform, ensures balanced energy density and thermal control, essential for applications using cylindrical lithium-ion battery designs. Whether you're assembling packs for drills or grinders, this cylindrical lithium-ion battery delivers consistent high-drain output and long service life.

The durable construction of this cylindrical lithium-ion battery ensures safe operation even under rigorous usage cycles. Thanks to its low internal resistance, the 18650 2500mAh cell maintains voltage stability during peak loads. This makes the rechargeable battery highly suited for continuous current draws up to 20A without overheating or performance degradation—critical features for any industrial-grade cylindrical lithium-ion batterypack.

With consistent size and reliable output, the 18650 2500mAh form factor simplifies integration into various rechargeable battery systems. From modular tool packs to customized energy modules, each cylindrical lithium-ion battery provides a stable building block that meets both safety and power needs. Whether you're scaling up to multi-cell configurations or replacing legacy designs, the Samsung 25R 18650 2500mAh cell is a future-ready rechargeable batterychoice.

For OEMs and system integrators, the 18650 2500mAh Samsung 25R combines energy efficiency and raw discharge capability in a compact cylindrical lithium-ion battery design. The durable metal casing ensures mechanical safety, while the internal protection design supports repeated charge-discharge cycles. This ensures the rechargeable battery remains reliable even under vibration, impact, or heavy load—conditions typical of power tool environments.

Using the Samsung 18650 2500mAh cell also ensures compliance with global safety and quality standards. This cylindrical lithium-ion battery is manufactured under rigorous quality control systems and is UL-certified, making it a top-tier rechargeable battery for high-reliability energy solutions. Its chemistry and design are optimized for both individual and pack-level integration across a wide range of voltage and current configurations.

Whether you're producing compact drill packs or energy-dense modules for robotics, the 18650 2500mAh Samsung 25R provides a reliable rechargeable battery solution. As a versatile cylindrical lithium-ion battery, it supports high C-rate discharge and delivers power on demand, exactly where and when it's needed.

In conclusion, the Samsung 25R is a premier 18650 2500mAhrechargeable battery, crafted with precision for high-drain, professional-grade tools. Its performance as a cylindrical lithium-ion battery is unmatched in its category—making it a trusted core component for engineers and product developers worldwide.

About us:

Shenzhen Genju Technology Co., Ltd. has 16 years of experience in the lithium battery industry and is a high-tech enterprise integrating R&D, production and sales.

Specializing in the R&D and production of high-quality lithium-ion batteries, it has its own R&D brand SAFD and professional low-temperature lithium battery brand WORWORF.

The company has close cooperative relations with many universities and scientific research institutions, and has signed industry-university-research cooperation agreements with Central South University and Hunan University.

We will take the creation of safer, more stable and more cost-effective lithium battery products as the standard, and provide targeted R&D and private customization services according to the needs of different customers.

With excellent quality, stable supply and thoughtful service, we have strong competitiveness and stand out in the fierce market competition. We have established long-term and stable cooperative relations with many large enterprises and hope to become your partner.

Product range we provide:

We provide a wide range of products, including 18650 batteries, 21700 batteries, lithium iron phosphate cylindrical batteries, lithium primary batteries and OEM/ODM batteries. Our battery pack voltage ranges from 12V to 80V, and the capacity ranges from 7AH to 100AH. It can be customized according to customer needs.

Application:

Our batteries are used in smart two-wheel travel, power tools, smart homes, smart robots, drones, portable energy storage, medical equipment, industrial equipment and other fields. Whatever your needs for battery packs, our batteries can meet and exceed your expectations.

About Us：

1.Experience Genju has 16 years of experience in the battery industry.

2.Main Over the past 16 years, we have cooperated with hundreds of enterprises at home and abroad. We are recognized by most of our peers and customers.

3.Quality We strictly implement each inspection step, including appearance/short circuit quality inspection, electrical inspection, liability testing, etc. To ensure the quality of the product you receive, our batteries have passed UN38.3 certification, IEC62133 certification, MSDS certification, and CE certification. And do final inspection before shipment.

4.After-sales service We provide one year warranty. Our well-trained engineers and staff will respond to your product within 12 hours and help you solve any product problems patiently and sincerely.

5.OEM & ODM Any details (size, material, etc.) can be customized or changed according to your unique requirements.

FAQ：

1. Is the product original?

Yes, 100% original battery. We have been in the lithium battery industry for 16 years and never sell counterfeit batteries. We know that reputation is the way for a company to last long.
We support you to buy samples for testing. No matter how much we say, it is not as accurate as your own test.

2. Is there a minimum order quantity?

There is no limit, but the more quantity, the better the price. Welcome to consult the best price.

3. What products do we mainly sell?

18650, 21700, lifepo4 cylindrical battery, CR123A, lithium battery pack.
Tips: Due to the large number of products in the store, if you want to find the product you need quickly, you can contact us directly and send the product model you want.
Or send the product data you need, we can recommend suitable products for your reference.

4. How long is the delivery time?

Usually 2-5 days (because final inspection is required before delivery). We will arrange delivery for you as soon as possible.

5. Delivery terms

Accepted delivery terms: FOB, CIF, EXW, CIP, DDP;

6. If you are interested in our products, have any suggestions or needs, please contact us.