18650 Lithium Battery Wholesale
Sales 80,000,000 PCS Per Year
Order Quantity< 100,000 PCS
3 – 7 Days for Delivery
Lithium Battery Promotion
ND 18650 2000mah ECO 3.7V : USD 0.55 PER PCS
STOCK: keep manufacturing for big stock
Valid: 2021-07-30


- Nominal Capacity: 2080 – 2120 mAh
- Internal Resistance: 38 -43mΩ
- Voltage: 3.89 – 3.9 V
- Packing: 400pcs / carton
- G.W. : 19 kg / carton
Specification
Model | DL18650-2000mAh | Internal Resistance(Max, at 1000Hz.) | ≤ 60mΩ |
Shell Material | Nickeled Steel | Standard Charge Methods(CC/CV) | 0.5 C5A X 2.5hrs |
Nominal capacity(0.5C5A) | 2000mAh | High Speed Charge Methods(CC/CV) | 1 C5A X 1.5hrs. |
Nominal Voltage | 3.7V | Charge Operation Temperature | 0°C 〜 45°C |
Max Charge Voltage | 4.2V | 32°F〜113°F | |
Discharge cut-off voltage | 2.75V | Discharge Operation Temperature | -20°C 〜55°C |
Max charge current | 1C5A | -4°F 〜 140°F | |
Discharge Current(continuous) | 1C5A | Storage Operation Temperature | -20 °C 〜45 °C |
Max Discharge Current | 2C5A | -4°F〜113°F | |
Battery Diameter(Shell) | 18.0 ± 0.3 mm | Cycle life | Capacity ≥ 80% of Nominal capacity After 180 cycles of 0.5C / 0.5 C |
Battery High(Shell) | 65.0 ± 0.3mm | Battery Weight(Approx.) | 45.0 g |
Hot Sale
Lithium ion Battery Pack

Model: 18650
Specification: 1 pcs
Standard Voltage: 3.7V
Charging Voltage: 4.2V
Discharge Current: 1 – 10A
Cut-off Voltage: 2.75V
Size: 18×65 mm
Protect board: optional
- Protect board for Current: optional
- Protect board for Voltage: optional

Model: 18650
Specification: 2 pcs
Standard Voltage: 3.7V
Charging Voltage: 4.2V
Discharge Current: 1 – 10A
Cut-off Voltage: 2.75V
Size: 18×36×65 mm
Protect board: optional
- Protect board for Current: optional
- Protect board for Voltage: optional

Model: 18650
Specification: 2 pcs
Standard Voltage: 7.4V
Charging Voltage: 8.4V
Discharge Current: 1 – 20A
Cut-off Voltage: 6V±0.1V
Size: 18×36×65 mm
Protect board: optional
- Protect board for Current: optional
- Protect board for Voltage: optional

Model: 18650
Specification: 3 pcs
Standard Voltage: 3.7V
Charging Voltage: 4.2V
Discharge Current: 1 – 10A
Cut-off Voltage: 3V ± 0.05 V
Size: 18×54×68 mm
Protect board: optional
- Protect board for Current: optional
- Protect board for Voltage: optional
Inventory
What we have in our stock
Lithium Battery Stock – Updated July 3th, 2021
Series | Grade | Model | PCS | Remark | |
---|---|---|---|---|---|
DL | A | 2000mah | 12063 | ||
ND | A | 2000mah | 75003 | ||
ND | A | 2200mah | 54171 | ||
ND | A | 2500mah | 49589 | ||
ND | A | 2000/3C | 50190 | ||
SS | A | 2000/3C | 15754 | Double terminals | |
DBK | A | 2000/5C | 40562 | ||
Ss | 1500/10C | 4150 | |||
BK | A | 3000/3C | 180 | ||
BK | A | 2900/3C | 37132 | ||
CH | 2000/10C | 6970 | |||
LS | A | 21700-4500mah | 6039 | ||
XC | 2000/3C | 7100 | |||
XC | 2300 | 3200 | For digital | ||
DC | A | 2000-10C | 1971 | Appearance defect | |
DC | 2600-5C | 263 | Internal resistance 30-60 | ||
DC | 2800/3C | 1000 | Capacity without sorting | ||
DC | 1500-2300mah | 3687 | Appearance defect |
Note: We are in the bulk selling everyday, the quantity mentioned above is just as the reference. Once you decide to purchase, please contact us for the newest stock quantity or delivery time.
New Arrival

2600 3C, 500 thousand pcs, keep coming
As a lithium battery company, we are growing rapidly with annual sales of more than 30% in a rapidly changing market.
In order to meet the ever-expanding customer demand, we have adopted a variety of supply channels, self-production and outsourcing production, setting up warehouses close to customers and other forms.
Contact
- 0086 - 757 - 81066559
- info@onextec.com
- Operation Center: Building-7 2602, Vanke Plaza, Langui Road, Guicheng, Nanhai, Foshan, Guangdong, China