Details
3.2V 50Ah LiFePO4 Lithium iron phosphate lifepo4 prismatic cells for energy storage system,Engine starting battery,electric bicycle/motorcycle,etc.
Description
1. This is EVE 3.2V 50Ah, Only Top Grade, Brand new with Factory intact QR code, the discharge capacity of each cell can reach 100Ah after our test.
2. The price come with FREE busbar and bolts/screws, one battery will come with one busbar and two bolts/screws.
3. M4 busbars size: 79x20x2mm, cooper plated with nickel
4. Each battery’s voltage and internal resistance has been matched and balanced before delivery from China, we still suggest you top balance them again since the long sea delivery time.
Item | Parameter | Size |
W | Width | 135±1mm |
T | Thickness | 29.3±0.7mm |
H | High(total） | 185±1mm |
H1 | High(subject） | 180±1mm |
D | Tabs Distance | 67.5±1.0mm |
The pole column is the double aluminum pole structure with the M4 internal thread mode.
The effective thread hole depth is 6mm, and the batteries should be connected by laser welding.
Item | Parameter | |
Average capacity Minimum capacity | 54Ah 53Ah | |
Nominal capacity | 50Ah | |
Nominal voltage | 3.2V | |
Working voltage | 2.5V~3.65V | |
AC impedance resistance | ≤0.7mΩ | |
SOC of shipment | 30%~40%SOC | |
Standard charge | Charge/Discharge current | 0.5C/0.5C |
Cut off voltage of charge/discharge | 3.65V/2.5V | |
Max charge | Continuous charge | 3C |
Pulse charge (30s) | 5C | |
Max discharge | Continuous discharge | 3C |
Pulse discharge (30s) | 5C | |
Recommend SOC window | 10%～90%SOC | |
Charging temperature | 0℃～55℃ | |
Discharging temperature | -20℃～55℃ | |
Storage temperature | One month | -20℃～45℃ |
One year | 0℃～35℃ | |
Self-discharge rate | ≤3%/month | |
Weight | 1395±50g | |
1. Do not immerse the battery in water and keep it dry when not using；
2. Do not strike, throw or subject the battery near a fire or in extremely hot conditions；
3. Charge with specified charge according to charging requirement；
4. Do not reverse the positive (+) and negative (-) terminals；
5. Do not put the battery into a fire or apply direct heat to it；
6. Do not short-circuit the battery by connecting wires or other metal objects to the positive (+) and negative (-) terminals；
7. Do not ship or store the battery metal objects, such as necklaces, hairpins, etc；
8. Do not knock, throw, tread, bend, etc；
9. Do not directly solder the battery terminals；
10. Do not pierce the battery casing with a nail or other sharp object.
