Custom Large Capacity Cylindrical 26650 Battery 3.2V 4000mAh Li-Ion
Lithium 26650 Battery Cell
PRODUCT DESCRIPTION
Battery Features:
1. Light, small, large capacity, high energy density and long cycle
life.
2. High safety, over charge and over discharge protection, meeting
international safety standards, such as CE, RoHS, UN38.3, MSDS,
FCC, BIS etc.
3. Wide operating temperature range, stable performance under high
and low temperature.
4. A variety of battery cell types for choice, suitable for many
different product fields.
5. Independent research, design and development, can be customized
as per customers' product requirements.
| Application field of lithium battery |
| Traffic Power Source | Electric Energy Storage Power Source | Mobile Communication Power Supply | New energy storage power supply | Aerospace Military Power Supply |
| Electric bicycle | Large solar/wind energy storage system | Acer station integrated lithium battery power supply | Solar street lamp, lawn lamp, mine lamp, emergency lamp, garden
lamp, high pole lamp | Power supply for large ships (airline, war ship, large cruise ship,
cargo ship, etc.) |
Battery-operated motor cycle;
Electric motorcycle;
E-scooter | Grid peak regulation power supply | Lithium battery power supply for outdoor integrated base station | Starting power source (starting power source for automobile,
motorcycle, railway diesel locomotive, electric locomotive, bus,
etc.) | Power supply for aircraft (power supply for large civil aircraft,
commercial aircraft, helicopter, fighter aircraft and other flight
instruments) |
EV;
Electric vehicles;
Cell-driven vehicles
(Hybrid and pure) | Special uninterruptible power supply system for power | Marginal network base station lithium battery power supply | Power tools (drill, grinder, electric nuts, etc.) | Space vehicle power supply system (space shuttle, satellite,
rocket, missile, etc.) |
Specification
| ITEM | SPECIFICATION |
| Nominal capacity | 4000 mAh@0.5C |
| Minimum capactiy | 3960 mAh@0.5C (Discharge the cell from 3.6V to 2.0V by 0.5C current) |
| Nominal voltage | 3.2V |
| Charging voltage | 3.65 ± 0.05 V |
| Discharg ending voltage | 2.00 ± 0.05 V |
| Standard charge current | 0.5C (2000mA) |
| Standard discharge current | 1C (4000mA) |
| Max charge current | 1C (T ≥ 10℃) 0.2C (10℃>T≥0℃) |
| Max continuous discharge current | 3C (27℃ ≥ T ≥ 23℃) |
| Max pulse discharge current | 5C (27℃ ≥ T ≥ 23℃) |
| Max recommended charge and discharge cell body temperature | Charge:10~60℃ Discharge: 0~60℃ |
| Maximum short term allowable charge and discharge cell body
temperature. Charging and discharging at these conditions will
shorten cell cycle life. | Charge:60℃ Discharge: 75℃ |
| Internal resistance | ≤22mΩ (AC Impedance, 1000Hz) |
| Cell dimension | Height: 65.5 mm Diameter: 26.5 mm |
| Weight | 88 ± 2g |
How to choose a high quality lithium battery?
1. A grade battery cell, with full capacity for each battery cell.
2. BMS: water proof, antistatic, over current protection, over
voltage protection, with sealed case.
3. Water proof case, plastic or steel case available by customer's
requirement.
4. High grade raw material.
5. 12 hours & 3 cycles charging/discharging test.
Why choose us?
1. We founded in 2013, have about 10 years experience in the field
of Lithium Ion Battery.
2. We have 400 professsional workers and 20 R&D engineers.
3. We have an industrial park of 23,000 square meters and more than
100 patented technologies and more than 200 sets of high-precision
instruments.
4. We got 8 China excellent patent awards.
5. We cooperate with Chinese Academy of Sciences(CAS) to research
and develop new product Sodium Ion(Na+).
| Frequently asked questions |
| No. | Questions | Answers |
| 1 | Are you a factory or company? | Yes, we are a factory with 10 years experience, specialize in 18650
and 26650 lithium ion battery, lifepo4 battery. |
| 2 | Do you have MOQ for your batteries? | OEM orders MOQ is 10,000 pcs. We can also accept small quantity for
neutral orders, moq of 18650 battery is 400 pcs, and 26650 battery
is 192 pcs. |
| 3 | Can I print my own logo on the product? | Yes, we welcome OEM and ODM orders. Please inform us formally
before our production and confirm the design firstly based on our
sample. |
| 4 | What about the lead time? | Sample needs 1 day, neutral order of mass production needs 3-7
working days. If OEM of bulk orders, it would be about 7~15 days. |
| 5 | What's the payment term? | T/T, L/C, Paypal are acceptable. Mostly 30% T/T in advance, the
rest paid before shipping. |
