Lifepo4 battery 3.2V 280ah General Technical Parameter
# | Item | Parameter | Remark | |
1 | Nominal Capacity | 280.0 Ah | (25±2) °C, Standard charge and discharge | |
2 | Typical Voltage | 3.2 V | ||
3 | AC Impedance Resistance( 1 KHz) | <0.25 mΩ | ||
4 | Standard charge and discharge | Charge / discharge current | 0.5 C/0.5 C | |
Cut off voltage of charge / discharge | 3.65 V/2.5 V | |||
5 | Maximum charge / discharge current | Continuous charge / discharge | 1 C/1 C | According to continuous / pulse charge and discharge ammeters |
Pulse charge / discharge (30s) | 2C/2C | |||
6 | Recommended scope of SOC | 10% 〜90% | N.A. | |
7 | Charging Temperature | 0 °C〜55 °C | According to continuous / pulse charge and discharge ammeters | |
8 | Discharging Temperature | -20 °C~55 °C |
9 | Storage temperature | Short term (within 1 month) | -20°C-45°C | N.A. |
Long term (within 1 year) | 0°C 〜35°C | |||
10 | Storage humidity range | <90% | ||
11 | Self^discharge rate per month | <3%/month | Temperature: (25±2)°C, Storage scope of SOC: 30% 〜50%SOC | |
Main Performance
No. | Item | Requirements | Measuring Procedure |
1 | cycle life at 25 °C | >6000 cycle @0.5C/0.5C | Under the 300kgf clamp, after standard charged and 30mins rest, discharge to 2.5V cutoff with the current of 0.5C(A) at (25±2) °C, and then start the next cycle, end with the capacity decreasing to 80% of the |
initial capacity. The number of cycles is defined as the cycle life of the battery. | |||
2 | cycle life at 45 °C | >2500 cycle @0.5C/0.5C | Under the 300kgf clamp, after standard charged and 30mins rest, discharge to 2.5V cutoff with the current of 0.5C(A) at (45±2) °C, and then start the next cycle, end with the capacity decreasing to 80% of the initial capacity. The number of cycles is defined as the cycle life of the battery. |
3 | End of life managem ent | capacity/nominal capacity <70% | During the use of the battery, the battery s hall be stopped when the end of life regul ations are exceeded. |
Product Description
(1) We order batteries directly from the brand. Guarantee A grade, brand new, genuine, sufficient capacity, voltage, resistance, and data matching.
(2) There are three styles of battery terminals to choose from. They are: original terminals, punched terminals and soldered studs. Punch M6, stud M6. Generally, welding studs are easier to assemble.
(3) A battery is equipped with a bus bar and two screws as standard. [Bus size: 90*20*2mm (copper nickel plated) screw size: M6]
(4) Lithium battery modules are connected in parallel or in series
(5) Warranty period: 3years
Application areas
1. Motorhomes, caravans, electric bicycles/motorcycles/scooters, golf carts/baby strollers,
2. Solar energy system, wind energy system, household energy storage system, backup system and UPS
3. Modal equipment, consumer electronics, power tools and engine starting batteries,
4. Flashlights, LED emergency lights, solar street lights, decorative lighting, yachts, lawn mowers, etc.
1. Where is the main market of BAIDUN?
With many years of experience, we cooperate with many customers all over the world. Mainly from the top 3 markets are North America, Europe and Asia, and a few other countries.
2. How do we guarantee the quality?
It is always a pre-production sample before mass production;
Always perform a final inspection before shipment;
3. What can you buy from us?
Lithium batteries, battery packs, chargers, photovoltaic off-grid energy storage systems
4. The battery is so heavy, is it easy to break on the road?
This is also an issue that we are very concerned about. After long-term improvement and verification, our packaging is now very safe and reliable. When you open the package, you will definitely feel our sincerity.
5. What services can we provide?
Accepted delivery terms: FOB, EXW;
Accepted payment currencies: U.S. dollar, Euro, Japanese yen, Canadian dollar, Australian dollar, Hong Kong dollar, British pound sterling, Chinese yuan, Swiss franc;
Accepted payment types: T/T, L/C, credit card, PayPal, Western Union, cash;
Language: 17 languages
6. The delivery time set by your system is 15 days, do I really need to wait that long?
No, if it is not a customized order, we usually send it out within 7 working days.
Baidun, always here, is your sincere partner for success in your career!
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