1. Improvement of safety performance
2. Life improvement
3. Good high-temperature performance
4. No memory performance
5. Lightweight
6. Environmental protection
*Specification
| Items |
Specifications |
Remark |
| Nominal Capacity |
4.5Ah |
0.5C Standard discharge
|
| Minimum Capacity |
4.5Ah |
|
| Nominal Voltage |
6V |
Mean Operation Voltage |
| Delivery voltage |
6.6~6.8V |
Within 10 days from Factory |
| Charge Voltage |
7.30V±0.03V |
By standard charge method |
|
Standard charging method
|
0.2C constant current,7.30Vconstant voltage charge to7.30V, continue charging till current decline to≤0.01C |
|
|
Charge current
|
0.2C/900mA |
Standard charge, charge time about 6h(Ref)
|
| 0.5C/2250mA |
Rapid Charge, charge time about 3h(Ref) |
|
| Standard discharging method |
0.2C constant current discharge to 4.0V |
|
| Cell Internal Impedance |
≤80m |
Internal resistance measured at AC 1KHZafter 50% charge |
| Maximum charge current |
1C/4.5mAh |
For continuous charging mod |
| Maximum discharge |
3C/13.5Ah |
For discharge mod |
|
Operation Temperature and relative humidity Range
|
Charge: 0~45℃
|
Charge at a very low temperature such as blew0℃ will get a lower capacity and reduce the cycle life of the battery |
| Discharge: -20~60℃ |
|
|
|
Storage temperature for a long time
|
-20~25℃
|
Do not storage exceed half a year. Must charge once when storage for half year. must charge the battery which protects the circuit when storage for three months. |
*Period of Warranty
The period of warranty is three years from the date of shipment. Great Power guarantees to give a replacement in case of cells with defects proven due to the manufacturing process instead of customer abuse and misuse.
*CAUTIONS IN USE
To ensure proper use of the battery please read the manual carefully before using it.
1. Do not expose to, dispose of the battery in fire.
2.Do not put the battery in a charger or equipment with the wrong terminals connected.
3. Avoid shorting the battery
4. Avoid excessive physical shock or vibration.
5. Do not disassemble or deform the battery.
6. Do not immerse in water.
7. Do not use the battery mixed with other different make, type, or model batteries.
8. Keep out of the reach of children.
9. Charge and discharge: Battery must be charged in the appropriate charger only.
10. Never use a modified or damaged charger.
11. Do not leave the battery in the charger for over 24 hours.
12. Storage: Store the battery in a cool, dry, and well-ventilated area.
13. Disposal: Regulations vary for different countries. Dispose of in accordance with local regulations.
Applications:
1) Wind-Solar energy system
2) Solar street LED lights
3) Telecom backup system
4) Mobile base stations
5) Electric vehicles
6) Golf carts
Advantages of LifePO4 battery:
1. Green energy, Non-toxic, non-polluting, a wide range of raw materials, cheap
2. Long life cycle over 2000 times;
3. It without heavy metals and environment friendly.
4. Maintenance free
5. Internal BMS with full protection, the battery has high voltage protection with higher reliability.
6. No memory effect
7. High-temperature performance is good
9. High safety, no explosion, no fire
10. Low self-discharge rate,≤3%/month
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