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Pollution - Free Lifepo4 Prismatic Battery , Solar Battery Lithium Iron Phosphate

Good quality Deep Cycle Lithium Battery for sales
Good quality Deep Cycle Lithium Battery for sales
We have cooperated with Topband for several years, we think Topband is a reliable supplier with quality products, and professional technical support!

—— Stephan Moberg

In energy storage system project, Topband team provides expertise support and excellent product at reasonable price. Much appreciated for their effort

—— Christin Gartner

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Pollution - Free Lifepo4 Prismatic Battery , Solar Battery Lithium Iron Phosphate

China Pollution - Free Lifepo4 Prismatic Battery , Solar Battery Lithium Iron Phosphate supplier

Large Image :  Pollution - Free Lifepo4 Prismatic Battery , Solar Battery Lithium Iron Phosphate

Product Details:

Place of Origin: China
Brand Name: Topband
Certification: CE,UL,UN38.3,MSDS
Model Number: TB-027070169D-Fe-27Ah

Payment & Shipping Terms:

Minimum Order Quantity: 500pcs
Price: Negotiable
Packaging Details: standard export carton
Delivery Time: 2~4weeks for samples; 4~6weeks for mass production
Payment Terms: L/C, T/T
Supply Ability: 450Mwh/year
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Detailed Product Description
Material: LiFePO4 Norminal Voltage: 3.2V
Norminal Capacity: 27Ah Internal Impedance: ≤8.0mΩ
Weight: 680g Certification: CE/UN38.3/MSDS/UL
Cycle Life: ≥2000 (100% DOD) Warranty: 2 Years

Pollution - Free Lifepo4 Prismatic Battery , Solar Battery Lithium Iron Phosphate

1. LiFePO4 battery cells 3.2V 27Ah advantage

  • High energy density
  • High working voltage for single battery cells
  • Pollution-free
  • Long cycle life
  • No memory effect
  • Capacity, resistance, Voltage, platform time consistency is good
  • With short-circuit production function, safe and reliable
  • Factory price & High quality
  • Good consistency, low self discharge
  • Light weight, small size
  • High discharge rate
  • Quality and security guaranted,with CE,ROHS approval.
  • The lifepo4 battery pack is widely used for electric bicycle,golf car,electric bike,electric wheelchair,power tools,electric scooter,emergency light,etc

2. LiFePO4 battery cells 3.2V 27Ah Specification

ItemSpecificationRemark
5.0 Nominal Capacity27Ah25±5℃,1C discharge capacity
5.1 Typical Capacity27.5Ah
5.2 Internal Impedance≤8.0mΩBy AC 1KHz
5.3 Nominal Voltage3.20V 
5.4 Cell Weight680±20g 
5.5 End-of-charge Voltage3.65VAt CC mode
5.6 End-of-charge Current0.05CAt CV mode
5.7 End-of-discharge Voltage2.00V 
5.8 Charge Method1C CC/CV 
5.9 Quick Charge Method2C CC/CV 
5.10 Max Continuous Discharge current3CContinuous Discharge Time: 18 minutes
5.11 Max pulse Discharge Current5CContinuous Discharge Time: 10 seconds
5.12 Cycle Life≥2000cycles

0.5C Continual Discharge: ≥80%
(100% DOD)

5.13 Operating
Temperature Range

Charging Temperature0~45℃Ambient temperature:25℃±5℃
Discharging Temperature-20~55℃Ambient temperature: 25℃±5℃
Storage Temperature-10~30℃Recommended temperature range for long term storage is -10~ 30℃
5.14 Shelf Life2 yearWarranty since the date of the shipment
5.15 AppearanceWithout break, scratch, distortion, contamination, leakage and so on

3. LiFePO4 battery cells 3.2V 27Ah 

Test itemTest MethodCriteria

3.1
High
Temperature
Performance

The cell was charged in accordance with 6.2, and stored in an ambient temperature of 55℃±3℃ for 5h, then discharged to cut-off voltage at a constant current of 1C. After that, fetch out the cell and place it in the ambient temperature of 25℃±5℃ for 4h then check its appearance.

1.Capacity retention:≥90%;
2. No distortion, no rupture.

3.2
Low
Temperature
Performance

The cell was charged in accordance with 6.2,and stored in an ambient temperature of -20℃±3℃ for 24 hours, then discharged to cut-off voltage 1.8V at a constant current of 1C. After that, fetch out the cell and place it in the ambient temperature of 25℃±5℃ for 4hours, then check its appearance. Recommended cut-off voltage to 1.8V.

1.Capacity retention:≥70%;
2.Nodistortion,no rupture

3.3
2C Normal Charge Performance

In an ambient temperature of 25℃±5℃
a. Discharged at a constant current of 1C until the voltage is 2.0V, standing for 1h.
b. Charged at a constant current of 2C until the voltage is 3.65V, standing for 1h.
c. Discharged at a constant current of 1C until the voltage is 2.0V.

Capacity retention:≥80%

3.4
3C Normal Discharge Performance

The cell was charged in accordance with 6.2, then discharged to cut-off voltage at a constant current of 3C in an ambient temperature of 25℃±5℃. After that,fetch out the cell and place it in the ambient temperature of 25℃±5℃for 4h, then check its appearanceCapacity retention:≥90%

3.5
Capacity
Retention

The cell was charged in accordance with 6.2, and stored in an ambient temperature of 25℃±5℃ for 28days, then discharged to cut-off voltage at a constant current of 1C.Capacity retention:≥85%

3.6
Cycle Life
(25℃±5℃)

The cell was charged to cut-off voltage with current 0.5C, and then charged with constant voltage of 3.65V until the charge current is less than 0.05C, after that stored for 20min; Subsequently, the cell was discharged to cut-off voltage with constant current 1C, and stored 30 min; prior to next charge-discharge cycle. The cell shall be continuously charged and discharged for 2000 times.capacity retention:≥80%

 
4. LiFePO4 battery cells 3.2V 27Ah dimension
Pollution - Free Lifepo4 Prismatic Battery , Solar Battery Lithium Iron Phosphate
 
5. Our service

  • Customized is allowed;
  • Support imprint your logo on products;
  • OEM
  • Products have proceeded comprehensive testing before shipment

 
6. Certification
Pollution - Free Lifepo4 Prismatic Battery , Solar Battery Lithium Iron Phosphate
 

 

Contact Details
Shenzhen Topband Battery Co., Ltd

Contact Person: Jerry Yang

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