Samsung 25R 18650 2500mAh 20A Battery: Ultimate Guide and Review (2025)

Looking for a reliable high-drain 18650 battery? The Samsung 25R 18650 2500mAh 20A Battery16:09 2025/9/3 remains a top choice for vaping, flashlights, and power banks. This comprehensive guide covers everything you need to know.

Key Features and Performance

The Samsung 25R delivers 2500mAh capacity with a continuous 20A discharge rate. Its stable chemistry ensures minimal voltage drop under load, making it ideal for high-drain devices.

Longevity and Cycle Life

With over 500 charge cycles, this battery maintains consistent performance. Proper charging (0.5C-1C) and storage (3.7V) extend its lifespan significantly.

Safety and Compatibility

Features include PTC protection and safe chemistry. Compatible with most 18650 devices, but always check your device’s amp requirements.

Temperature Performance

Operates efficiently between -20°C to 60°C. Avoid prolonged exposure to extreme heat to prevent capacity degradation.

Frequently Asked Questions

Q: Is the Samsung 25R protected?

A: No, it’s an unprotected cell. Use devices with built-in protection circuits.

Q: Can I use this for mechanical mods?

A: Yes, but ensure your build doesn’t exceed 20A continuous draw.

Where to Buy Authentic Batteries

Counterfeits are common. Purchase from authorized retailers like our trusted partner here for guaranteed authenticity.

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