Large Capacity 26650 Battery Cell Lithium Ion 4000mah 3.2V For
Solar Lamp
PRODUCT DESCRIPTION
Battery Characteristic:
1. Light, small, low current, large capacity, high rate capability,
high energy density and long cycle life.
2. High safety, over charge and over discharge protection, we have
got many prodcuts certificates, such as CE, RoHS, UN38.3, MSDS,
FCC, BIS etc, to meet the international standards.
3. Wide operating temperature range, max recommended charge cell
body temperature is from 10℃to 60℃and discharge’s is from 0℃ to
60℃, stable performance under high and low temperature.
4. A variety of battery battery types for choice, like 26650 Li-ion
battery 4000mAh, 5000mAh, suitable for many different product
fields, meet your different demands.
5. Independent R&D, can be customized as per customers' product
requirements, like printing logo, customized packaging and graphic.
| 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.) |
| Electric special vehicle: Electric golf car, electric sightseeing
car, electric engineering car, electric sweeper, electric forklift,
police patrol car, electric balance car | Photovoltaic off-grid and grid-connected energy storage power
station system | FTTX lithium battery backup | Electric lawn mowers, electric fishing traps, 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 | Communication building 336V HVDC data center backup power | Electric model, airplane model | Space vehicle power supply system (space shuttle, satellite,
rocket, missile, etc.) |
Electric bus/Medium bus
(Hybrid and pure) | Integrated power system | Renewable energy (lithium iron battery + photovoltaic +...) Base
station power supply | Electric robot; Electromotive robot | Military armor, power supply for civil large excavation equipment
(tank, armored vehicle, military large armored vehicle, civil large
excavation equipment, large crane, 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 |
Test instruments:
Partner relationship:
| Common 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. |
