18650 Lithium Ion Battery Cells
3.6 Volt 2600mAh capacity lithium ion battery cells designed for electronics and toys, operating within a temperature range of -20°C to 60°C.
Technical Specifications
| No. |
Item |
Standard |
Note |
| 1 |
Standard Capacity |
2600mAh |
0.5C, (current value of 4500mA at 1C) |
| 2 |
Capacity Range |
2550~2650mAh |
0.5C |
| 3 |
Standard Voltage |
3.6 V |
|
| 4 |
Alternating Internal Resistance |
≤30mΩ |
|
| 5 |
Charge Conditions |
Cut-off Voltage: 4.2±0.05V Cut-off Current: 0.01C |
Constant-current charge to 4.2V at 0.5C, constant voltage charge to stop until 0.01C mA |
| 6 |
Max. Charging Current |
4.5A |
|
| 7 |
Discharge Cut-off Voltage |
2.75V |
|
| 8 |
Standard Discharge Current |
2.25A |
|
| 9 |
Fast Discharge Current |
4.5A |
|
| 10 |
Max. Continuous Discharge Current |
13.5A |
|
| 11 |
Pulse Discharge Current |
15A, 5s |
|
| 12 |
Cycle Characteristic |
1000 times (100% DOD) 2000 times (80% DOD) 3000 times (50% DOD) |
The residual capacity is no less than 70% of rated capacity at 1C rate |
| 13 |
Working Temperature |
Charge: 0°C~55°C Discharge: -20°C~60°C |
|
| 14 |
Storage Temperature |
-20°C ~ 45°C |
Short-term storage (< 3 months) |
| 15 |
Battery Weight |
48g (Approx.) |
|
Safety Performance Classification
Cylindrical 18650 2600mAh Li-ion lithium battery for power banks, toys, and electronics
- Resistance to heavy loads - tested according to regulations, no ignition or explosion
- Resistance to thermal shock - tested according to regulations, no ignition or explosion
- Anti-overcharge - battery module tested according to regulations, no ignition or explosion
- Resistance to overdischarge - battery module tested according to regulations, no ignition or explosion
- Resistance to short circuit - battery module tested according to regulations, no ignition or explosion
- High temperature storage - tested according to regulations, no leakage, smoke, fire or explosion
- Anti-heating - battery module tested according to regulations, no explosion penetration
- Anti-puncture - battery pack tested according to regulations, no ignition or explosion
- Anti-extrusion - battery module tested according to regulations, no ignition or explosion
- Resistance to low pressure - tested according to regulations, no leakage, smoke, fire or explosion
- Constant damp heat - tested according to regulations, no deformation, rust, smoke or explosion
- Anti-vibration - tested according to regulations, no damage, leakage, smoke or explosion
- Anti-collision - tested according to regulations, no damage, leakage, smoke or explosion
- Temperature cycling - tested according to regulations, no leakage, smoke, ignition or explosion
- Flame retardant properties - plastic casing meets GB/T2408-2008 standards
- Insulation resistance - metal case insulation resistance not less than 2 MΩ
Our Company
Packing & Delivery
Frequently Asked Questions
Q1. Can I have few free samples for evaluation?
A: Yes, free samples are ok, but not covering shipping cost
Q2. What about the lead time?
A: Samples needs 3-5 days
B: Mass production time is approx 2-3 weeks
Q3. Do you have any MOQ limit for bulk order?
A: MOQ=100pcs
Q4. How do you ship the goods and how long does it take to arrive?
A: Samples and small quantity trial order: Courier shipping with door to door; normally 6-10 days
B: Big quantity bulk order: Air shipping or Sea shipping
Q5. How to proceed an order for Lithium ion cell?
A: Pls confirm the cell models that you are interested in
B: We send cell specifications and best quotation to you for reference
C: You confirm the quotation and inform quantity or issue PO, we will send PI accordingly
D: After deposit or full payment confirmed, production started
Q6. Is it OK to print my logo on lithium ion cell product?
A: Yes. OEM is welcomed
Q7: Do you offer guarantee for the products?
A: Yes, 3-5 Years Warranty