Key Features

• 2000mAh nominal capacity optimized for high-current delivery
• 30A maximum continuous discharge for extreme power demands
• Low internal resistance for efficient energy transfer
• Flat top, unprotected design for battery pack integration
• Engineered for durability under high thermal load

Overview

The Samsung INR18650-20S is a high-power 18650 lithium-ion cell engineered for applications requiring sustained high current output. With a 2000mAh capacity and an impressive 30A continuous discharge rating, the 20S delivers stable performance, thermal resilience, and reliable power under demanding electrical conditions.

Applications / Uses

• High-current battery pack assemblies
• Power tools and industrial electronics
• High-output portable lighting systems
• Electric mobility and drive systems
• Energy storage applications requiring high discharge rates

SPECIFICATIONS

Manufacturer	Samsung SDI
Model	INR18650-20S
Size	18650
Positive Terminal	Flat Top
Nominal Capacity	2000mAh
Continuous Discharge Rating	30A
Nominal Voltage	3.6V
Maximum Voltage	4.2V
Discharge Cut-Off Voltage	2.5V
Protected	No (Unprotected)
Rechargeable	Yes
Approx. Dimensions	18.2mm × 64.8mm
Approx. Weight	45.7g
Data Specification Sheet	Samsung 20S Datasheet

Unleash the power of high-drain devices with the Samsung 20S 18650 battery, designed for those who demand robust energy solutions. With a substantial 2000mAh capacity and a remarkable 30A continuous discharge rate, this battery is tailored for performance-oriented applications such as vaping mods, high-intensity flashlights, and power tools. Its superior build and reliable output ensure that it stands out in the demanding sphere of high-drain batteries.

• High Discharge Rate: Equipped to handle 30A continuous discharge, making it ideal for devices that require a high power output.
• Optimal Capacity: Offers a 2000mAh capacity, providing a balanced blend of longevity and performance in a single cell.
• Advanced Safety Features: Built with a heat-resistant layer and a nickel-plated stainless steel cathode to enhance safety and durability.
• Wide Temperature Range: Functions efficiently across a broad temperature spectrum, from -20°C to 80°C, accommodating diverse operating environments.
• Robust Lifecycle: Maintains 60% of its capacity even after 250 cycles, ensuring longevity and consistent performance.

SPECIFICATIONS