Description
The Samsung 25R 18650 2500mAh 20A is a trusted, high-performance cell widely used in demanding applications. Known for its reliable 20A continuous discharge, good thermal behavior, and long cycle life, it’s ideal for DIY packs, power tools, e-bikes, scooters, and more.
This cell offers the right balance between performance and affordability—great for builders who want solid output without compromising safety or quality.
Specifications:
| Model | INR18650-25R |
| Size | 18650 |
| Nominal Capacity | 2500mAh |
| Nominal Voltage | 3.6V |
| Max Voltage | 4.2V |
| Min Discharge Voltage | 2.5V |
| Max Continuous Discharge | 20A |
| Standard Charge Current | 1.25A |
| Max Charge Current | 4A |
| Chemistry | NCA / NMC |
| Positive Terminal | Flat Top |
| Protected | No |
| Rechargeable | Yes |
| Approx. Weight | 45g |
| Dimensions | 18.2mm x 65.0mm (±0.2mm) |
| Datasheet | [Insert PDF link here] |
Applications:
- ✅ Power Tools
- ✅ E-Bikes & Scooters
- ✅ Flashlights
- ✅ Power Banks
- ✅ Custom 18650 Battery Packs
DIY500AMP.COM Design – High-Drain Ready, Performance Certified
⚠️ Safety Warning for Lithium-Ion Battery Usage
Customers should have a clear understanding of lithium-ion battery handling and safety before making a purchase. Lithium-ion batteries are highly sensitive and may pose fire, burn, or explosion risks if improperly handled. Always charge batteries on fire-resistant surfaces, and never leave them charging unattended.
By purchasing, you assume full responsibility for any injury, damage, or loss arising from the incorrect use or handling of lithium-ion batteries or chargers. Compatibility with specific devices is not guaranteed. Only charge using a smart charger designed specifically for this battery type, and do not mix old or used batteries with new ones.
Important Usage Guidelines:
- Not for Use in E-Cigarettes or Similar Devices
- Must Be Used in a Protected Pack
- Spot Weld Only – Do Not Solder Directly
- Store in Fireproof Container
- Inspect Before Use
- Follow Manufacturer Specs Strictly