25R 2500 mAh 18650 Battery is a high-performance, unprotected lithium-ion cell built for high-drain applications. Known for its balance of capacity and discharge capabilities, it’s widely used in mods, power tools, and portable electronics.
Key Features
- 2,500 mAh Nominal Capacity — solid energy storage in a compact format ...
25R 2500 mAh 18650 Battery is a high-performance, unprotected lithium-ion cell built for high-drain applications. Known for its balance of capacity and discharge capabilities, it’s widely used in mods, power tools, and portable electronics.
Key Features
- 2,500 mAh Nominal Capacity — solid energy storage in a compact format
- 20 A Continuous Discharge Rating — reliable current for demanding devices
- 3.6 V Nominal Voltage — standard voltage for 18650 cells
- Flat Top / Button Top Options — to fit various battery compartments
- Compact 18650 Form Factor — ~18.3 mm × 64.85 mm dimensions
- Unprotected Design — requires external protection (BMS or mod's internal safety)
Specifications
- Nominal Voltage: 3.6 V
- Full Charge Voltage: 4.2 V
- Cut-off Discharge Voltage: ~2.5 V
- Continuous Discharge: 20 A
- Pulse Current Capability: (higher short bursts, per manufacturer spec)
- Dimensions: ~18.33 mm diameter × 64.85 mm length
- Typical Weight: ~43–45 g
- Chemistry: Lithium Nickel Manganese Cobalt Oxide (NMC / INR variant)
Wholesale & Retail Benefits
- High-demand component — cells are needed in many mod and custom builds
- Compact & easy to stock — fits third-party packs, minimal shelf space
- Cross-sell potential — sell with chargers, wraps, or battery cases
- Trusted performance brand — many users prefer Samsung and equivalent known cells
Usage & Safety Guidelines
- Always use a protected charger suited for lithium-ion chemistry
- Do not over-discharge below ~2.5 V or overcharge above 4.2 V
- Avoid physical damage, puncture, or exposure to heat > 60 °C
- Do not carry loose cells with metallic objects — use protective cases
- Check wrap integrity and ensure no shorts to device housing
- Use cells of similar age, brand, and charge when configuring multi-cell setups
Delivery
All orders placed and paid for before 4:00pm Monday - Friday will be dispatched the same day for next working day delivery. Orders placed after 4:00pm will be dispatched the next working day. Orders are shipped Monday to Friday excluding bank holidays via DPD.
