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Shenzhen Topband Battery Co., Ltd

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

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12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty

China 12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty supplier
12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty supplier 12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty supplier

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Product Details:

Place of Origin: China
Brand Name: Topband
Certification: MSDS
Model Number: TB12300F-S103A_HEAT

Payment & Shipping Terms:

Minimum Order Quantity: 50pcs
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
Dimension: 520*221*269mm Weight: 35Kg
Charge Current: ≤80A Discharge Current: ≤100A
Peak Discharge Current: 350A(3S) Cycle Life: 2000cycles @100%DOD
Warranty: 2 Years Operate Temperature: -20°C~60°C

Low temperature 12V 300Ah Lithium Iron Phosphate Battery , over 2000 cycles

 

  • long life & deep cycle( over 2000cycles @ 100%DOD)
  • with built-in PCM/BMS protection
  • super quick charge/discharge performance
  • safe pressure valve design ( no explosion, no fire)
  • high energy density
  • low self-discharge( <3% per month,<15% per year)
  • charge at low temperature -20℃
  • easily replace lead acid battery
  • patent Bluetooth connection feature optional, enable IOS & Android app to monitor instant battery status(SOC, battery voltage, remain AH, charge current, temp., life cycle, error).

1. General Information

This specification defines the performance of rechargeable LiFePO4 battery pack TB12300F- S103A manufactured by Shenzhen Topband Battery Co., Ltd, describes the type, performance, technical characteristics, warning and caution of the battery pack.

 

2. Specification

NO

Items

Characteristics

2.1 Normal capacity 300Ah
2.2 Nominal energy 3.84KWh
2.3 Nominal voltage 12V (LFP-4S)
2.4 Internal resistance ≤30mΩ @1kHz AC
2.5 Normal charge voltage 14.6±0.5V
2.6 Float charge voltage(for Standby use) 13.8±0.2V
2.7 Allowed MAX charge current 150A
2.8 Recommended charge current ≤150A
2.9 Allowed MAX discharge current 200A
2.10 End of discharge voltage 10.0V
2.11 Dimension 520±3 mm
268±2 mm
222±2 mm
2.12 Weight (No accessories) 38.0±1.0Kg
2.13

Operation temperature

Charge -20~45℃
Discharge -20~60℃
2.14

Self-discharge rate

Residual capacity

≤3%/Month; ≤15%/ year 

Recover capacity

≤1.5%/Month; ≤8%/ year 
2.15

Storage environment

≤1month -20~+60℃, 5~75%RH
≤3month -10~+45℃, 5~75%RH
Recommend environment 15~35℃, 5~75%RH
2.16

charge performance at low temperature

Battery can be charged at -20℃

 

3. Electrical Characteristics & Test Condition

Testing Conditions: Ambient Temperature: 25±5℃; Huminity:45%~75%.

NO

Items

Criterion

Condition

3.1

Normal Capacity

300Ah

After Normal charge, discharge @0.33C current to the end of discharge voltage.

3.2

Internal Impedance

≤30mΩ

@50% SOC @1kHz AC internal resistance test instrument.

3.3

Short circuit protection

Auto cutoff load when short circuit

Connect the positive and negative of this battery pack through a lead with 0.1Ω resistance.

3.4

Cycle life @DOD100%

≥2000 cycles

 

After Normal charge,discharge @0.33C current to the end of discharge voltage. Repeat above process until discharge capacity reduce to 80% of initial value.

3.5

Discharge temperature

characteristic@0.33C

-20℃(6h) ≥70%

 

 

the percentage

accord with criterion

            

Capacity @specified temperature

Capacity @ 25℃12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty

 

0℃(6h) ≥80%
25℃(4h) ≥100%
55℃(4h) ≥95%
3.6

Capacity retention rate

remain capacity

≥96%

After normal charge, store the battery @25±5℃ for 28days, then discharge capacity @0.33C,the retention capacity accord with criterion.
 


4. Circuit Protection

The batteries are supplied with a LiFePO4 Battery Management System (BMS) that can monitor and optimized each single prismatic cell during charge & discharge, to protect the battery pack overcharge, over discharge, short circuit. Overall, the BMS helps to ensure safe and accurate running.

No

Item

Content

Criterion

4.1

Over charge

Over-charge protection for each cell

3.75±0.03V

Over-charge release for each cell

3.60±0.04V

Over-charge release method

Under the release voltage

4.2

Over discharge

Over-discharge protection each cell

2.50±0.03V

Over-discharge release for each cell

2.8±0.04V

Over-discharge release method

Charging

4.3

Over current

Discharge over current protection

255A±5A,delay time 30s±5s

Discharge over current release

Recovering after 30s

Short circuit protection

Available

4.4

Temperature

Charge over temperature protection

Protect@55±5℃; Release@45±5℃;

Charge under temperature protection

Protect@0±5℃; Release@10±5℃

Discharge over temperature protection

Protect@65±5℃; Release@55±5℃;

 

 


5. Dimensional Drawing

12V 300Ah Lithium Iron Phosphate Battery Over 2000 Cycles 2 Years Warranty

 

Contact Details
Shenzhen Topband Battery Co., Ltd

Contact Person: Jerry Yang

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