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| Categories | Lithium Ion Battery Cell |
|---|---|
| Brand Name: | XUWEN |
| Model Number: | 2500mAh Cylindrical Lithium Ion Battery Cell |
| Certification: | CE |
| Place of Origin: | China |
| MOQ: | 10pcs |
| Price: | To be negotiated |
| Payment Terms: | T/T, Western Union, MoneyGram |
| Supply Ability: | 100000pcs/month |
| Delivery Time: | To be negotiated |
| Packaging Details: | Packed in export carton Box |
| Nominal Voltage:: | 3.7V |
| Battery type:: | Grade A 18650 cell |
| Maximum Continuous Discharge Current:: | 3C |
| Alternating Internal Resistance:: | ≤70mΩ |
| Voltage at end of Discharge:: | 2.5V |
| Function:: | solar storage battery cell |
INR18650 3.7V 2500mAh Cylindrical Lithium Ion Battery Cell With 3C High Discharge Rate
| Item | Parameters | Remark | |
| Rated Capacity | Typical | 2550mAh | standard discharge(0.2C) after standard charge |
| Minimum | 2500mAh | ||
Alternating Internal Resistance | ≤70mΩ | ||
| Nominal Voltage | 3.7V | mean operation voltage | |
| Voltage at end of Discharge | 2.5V | discharge cut-off voltage | |
| Charging at end of Voltage | 4.20V | ||
| Standard Charge | Constant Current 0.2C Constant Voltage 4.20V 0.02C cut-off | charge time:Approx 6.0h | |
| Standard Discharge | Constant Current 0.2C end Voltage 3.0V | ||
| Fast Charge | Constant Current 1C Constant Voltage 4.20V 0.02C5A cut-off | charge time:Approx 2.5h | |
| Fast Discharge | Constant Current 1C end Voltage 3.0V | ||
| Cycle Characteristic | 2000times(100%DOD) 4000 times(80%DOD) 7000 times(50%DOD) | the residual capacity is no less than 80% of rated capacity at 1C rate. | |
Maximum Continuous Discharge Current | 3C | pulse discharge current: 5 C | |
| Operation Temperature Range | Charge:0~55℃ Discharge:-20~60℃ | 60±25%R.H. bare battery | |
| Storage Temperature Range | Less than 1 year:-20~25℃ Less than 3 months:-20~45℃ | 60±25%R.H. at the shipment | |
FAQ
1,Q: What's the main product in XUWEN?
A: Rechargeable battery: Li-ion, Lipo battery and power battery
pack.
2,Q: What is overcharge?
A: After charge, tested the batteries' initial state and capacity.
Charge to 10.0V at 3C current, then charge to 0.01C at CV mode.
Observe changes in battery appearance.
3,Q: What is over discharge?
A: After charge, test the batteries' initial state. When the
batteries are normal, discharge to 0V at 0.5C. Observe changes in
battery appearance.
4. Q: Can I have a sample order?
A: Yes, we accept sample order to test and check quality. Batteries
can be made as require.
5. Q: Do you have MOQ limit?
A: Yes, we have MOQ limit for mass production, but it depends on
battery model. Please contact us for details.
6. Q: How about the lead time?
A: Samples will takes 5-7 business days. Mass production will takes
25-30 days. It depends on quantity.
7. Q: How about shipping and delivery time?
A: Generally, battery will be shipped via Express, such as DHL,
TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP
service, delivery time is 11-15 business days. Airline and sea
shipping also available.
8. Q: What about after-sale service?
A: We will offer you 1 year guarantee. If there are any problems,
please inform us, we will offer you positive solutions.
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