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Rechargeable 280Ah Prismatic LFP Cell Lithium Ion With Aluminum Shell For Solar Energy Storage

Basic Properties
Place of Origin: Guangdong, China
Certification: CE;ROSH;FCC;UN38.3
Model Number: BS-280
Trading Properties
Minimum Order Quantity: 100
Payment Terms: T/T
Supply Ability: 10000pcs/month
Specifications
Battery Size: 280 Ah Battery Type: Solid State
Cycle Life: 6000 Cycles Cathode Materials: LiFePO4
Application: Solar Energy Storage Systems, Electric Power Systems, Home Appliances Weight: 5420 G±300 G
Operating Temperature(℃): 0~60℃ Min. Energy: 896Wh
Initial IR: ≤0.25 MΩ Discharging Cut-off Voltage: 2.5V T >0℃ / 2.0V T ≤0℃
Standard Charging Current: 140A Standard Discharging Current: 140A
45℃ Standard Cycle: 2500 Cycles Discharging Temperature: -30~60℃
Storage Temperature: 1 Year (-30~60℃) Max Pressure Force on Terminals: 700 N
Max Temperature on Terminals: 130℃
High Light:

Rechargeable Prismatic LFP Cell

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280Ah Prismatic LFP Cell

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Aluminum Shell Rechargeable LFP Cell

Product Description

Rechargeable 280Ah Prismatic LFP Cell Lithium Ion Batteries with Aluminum Shell

Fundamental Parameters

Items Standards Remarks
Min. Capacity 280 Ah 0.5C 25±2℃ 2.5-3.65V
Min. Energy 896Wh 0.5C 25±2℃ 2.5-3.65V
Initial IR ≤0.25 mΩ AC 1kHz 40%SOC
Nominal Voltage 3.2 V 0.5C 2.5~3.65V
Weight 5420 g±300 g  
Charging Cut-off Voltage Umax 3.65 V  
Discharging Cut-off Voltage Umin 2.5V T >0℃
2.0V T ≤0℃
 
Standard Charging Current 140A 0.5C
Standard Discharging Current 140A 0.5C
25℃ Standard Cycle 6000 Cycles Applying 300kgf±20kgf pre-pressure 0.5C 2.5~3.65V Capacity retention rate≥80%
45℃ Standard Cycle 2500 Cycles  
Operation Temperature Charging: 0~60℃
Discharging: -30~60℃
 
Storage Temperature 1 year: 0~35℃
3 months: 0~35℃
1 month: -20~45℃
 
Delivery SOC State SOC    
Welding Parameter of Al Busbar Laser Welding Depth: ≤2.5 mm
Max Pressure Force on Terminals: 700 N
Max Torque Force on Terminals: 6 N m
Max Temperature on Terminals: 130℃
Max force in longitudinal direction, no deformation
Max torsion, non-loosen
The maximum temperature the terminals can withstand, at which the plastic pads will not deform

Dimension and Weight

No. Items Standards Testing Methods
1 Dimension
Terminal Height H: 207.2±0.5 mm
Can-top Height h: 204.6±0.5 mm
Length L: 173.7±0.5 mm
Thickness T: 72.0±1.0 mm
  3.8.1
2 Weight (Including blue film, can-top film) 5420 g±300 g 3.8.2

Safety Performance Parameters

No. Items Standards Testing Methods
1 Over Charge No fire, No explosion 3.8.4.1
2 Over Discharge No fire, No explosion 3.8.4.2
3 External Short-circuit No fire, No explosion 3.8.4.3
4 Extrusion Test No fire, No explosion 3.8.4.4
5 Drop Test No fire, No explosion 3.8.4.5
6 Low Pressure No fire, No explosion, No leakage 3.8.4.6
7 Heating No fire, No explosion 3.8.4.7
8 Thermal Runaway No fire, No explosion 3.8.4.8
Battery safety testing demonstration Battery terminal close-up Battery performance chart Battery manufacturing process