Samsung INR18650-25R 2500mAh 20A Battery (Li-Ion 18650)

Brief Overview

Original 18650 format lithium-ion cell from Samsung with INR (lithium-manganese-nickel) chemistry. The INR18650-25R model has a nominal capacity of 2500 mAh, a nominal voltage of 3.6 V, and a maximum discharge current of up to 20A. This battery is designed for industrial and semi-industrial applications requiring a combination of high capacity and stable current delivery under significant loads.

Key Features

• Manufacturer: Samsung
• Type: Li-Ion (lithium-ion)
• Chemistry Type: INR (lithium-manganese-nickel)
• Capacity: 2500 mAh
• Voltage: 3.6 V
• Configuration: 1S1P
• Discharge Current: 20A (continuous mode – 10A, with temperature and voltage control)
• Charging Current: up to 4A (standard – 1.25A)
• Casing: rigid
• Form Factor: 18650 cylinder
• Dimensions: 18.33 x 64.85 mm
• Weight: 45 g

Package Contents

• Battery: 1 pc.
• Additionally required: holder (1 pc.), spot welding machine (1 pc., if battery assembly is needed), spot welding strip (1 pc.).

Detailed Description and Applications

The Samsung INR18650-25R is optimal for applications in electric transport, professional radio equipment, powerful backup power systems, and projects requiring high current output and long-term stable operation under load. The battery is suitable for assembling battery packs of various configurations (e.g., 1S1P and other options), provided correct installation and the use of protective electronics.

The cell complies with industrial standards and is equipped with a built-in safety valve to reduce the risk of emergencies related to overheating or excessive pressure. However, for safe and long-term operation, it is essential to use an external battery management system (BMS) to control voltage, current, and temperature, as well as other protection modules depending on the application.

Safety and Operating Recommendations

Assembling battery packs requires skills and specialized equipment: spot welding for assembly, spot welding strip, and holders. It is recommended to avoid mechanical damage, overcharging, and deep discharge, and to adhere to the technical datasheet and safety regulations. When assembling batteries, ensure short-circuit protection and organize temperature control during operation.

We offer original high-current Samsung batteries in Ukraine with warranty and service. Before purchasing, ensure that the model meets your project requirements and that you have the necessary tools and materials for safe assembly and installation.

By purchasing the Samsung INR18650-25R, you receive a high-quality lithium-ion cell with precise dimensions of 18.33 x 64.85 mm, a weight of 45 g, and verified current/voltage/capacity parameters, making it an effective choice for industrial and semi-industrial applications.

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