12.8V 21A Rechargeable Lithium Lifepo4 Batteries For Electric Boats

Place of Origin CHINA
Brand Name EA ENERGY
Certification CE MSDS UN38.3
Model Number 12.8V 21Ah
Minimum Order Quantity 1PCS
Price Negotiable
Packaging Details 50*48*30cm 200pcs / carton GW:12kg
Delivery Time 1-5 Work days
Payment Terms T/T, Western Union, MoneyGram, T/T, D/P
Supply Ability 100000pcs Per Day

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Product Details
Model 21Ah 12.8V 26650 4S3P Diameter 100mm*120mm*60mm
Capacity 21Ah 268Wh Cycle Life >5000 Cycles
Impedance <100mΩ Voltage 12.8V
Standard Discharge Current Constant Current 0.2C Standard Charge Current Constant Current 0.2C
Cell Type 26650 Battery Cells Certifications CE /UL/UN38.3/ MSDS
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12.8V 21A Lithium Lifepo4 Batteries

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UN38.3 Lithium Lifepo4 Batteries

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12.8V 21A Rechargeable LiFePO4 Battery

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Product Description

12.8V 21A Rechargeable Lithium Lifepo4 Batteries For Electric Boats

 

12.8V 21A Deep Cycle Rechargeable Lithium LiFePO4 Batteries For Electric Boats

 

Rechargeable LiFePO4 Battery​ Quick details :

 

1. Diameter*Height : 100 * 120 * 60mm (Lithium Ion 26650 size 4S3P)

2. Nominal Voltage : 12.8V

3. Nominal Capacity : 21Ah 269Wh

4. Cycle life : 5000 cycles

5. Standard charging ways : CC / CV

6. Li-ion / Lithium Ion rechargeable LiFePO4 battery cell

7. CE , UL ,UN38.3 , MSDS compliant

 

Electric Boats Battery Description :

 

EA Energy has 14 years of experience in lithium battery production!

 

EA Energy LiFePO4 battery use A Grade 26650 Cells with higher energy density, more stable performance and greater power.

 

Highest-level safety based on UL Testing Certificate for the cell inside.

 

Advantages of lithium iron phosphate batteries:


First of all, lithium batteries are three times lighter than acid batteries for the same amount of energy. They are now very popular in all mobile systems, including electric boats, which are taking over our lakes and rivers. As opposed to boats who use acid batteries, electrical boats equipped with lithium batteries are more economical, less polluting and clearly better for the environment.

 

Moreover, lithium batteries have a superior efficiency as opposed to acid batteries. While they have an efficiency of about 80%, lithium batteries have an efficiency of 98%**. Furthermore, the lithium-ion battery’s capacity is clearly superior to the acid battery’s one. Therefore, two batteries with the same 12V capacities of 100Ah won’t enable the same extraction: about 1000Wh of the lithium battery for only 500Wh for the acid one.

 

Speaking about power, it has been demonstrated that the lithium battery accepts charges much more important than an acid battery. The same applies for its lifespan. The lithium battery has a life cycle 4 times longer than the acid one for an identical usage.

 

EA 12.8V 21Ah 268Wh LifePO4 Lithium Iron Phosphate Battery is the ultimate in weight versus power technology. This is a drop in replacement for your Lead-acid battery, and will require no change to your stock charging system.

 

 

The lithium battery’s unique built-in Battery Management System (BMS) protects it from overcharge, deep discharge, overloading, overheating and short circuit, and excessive low self-discharge rate ensuring up to 1 year maintenance-free storage.

 

We can also customize any size and function you need.Such as 12V/24V/36v/48v/60V/72v 20AH, 50AH,100h, 120ah, 150ah,200ah, 300ah, 400ah, 800ah etc..

 

Lithium LiFePO4 Batteries Specifications :

NO Items Specification Remarks
1 Nominal Capacity 21Ah 0.2C  Discharge
0.2C  Discharge
2 Nominal Voltage/shipping voltage 12.8V Voltage
3 Discharge Cut-off Voltage 11V 0.2C Discharge
0.2C Discharge
4 Charge Limited Voltage 14.4V 0℃~45℃
5 Standard Charge Current 5A 0℃~45℃
6 Standard Discharge Current 10A -20℃~ +60℃
7 Rapid Charge Current 0.5C 6A 10℃~45℃
8 Rapid Discharge Current 0.5C 6A -20℃~ +60℃
9 Max. Charge Current 1C 12A  
Max Pulse Current 3C  
10 Internal Impedance ≤10mΩ AC 1kHz condition
At AC 1kHz
11 Weight About 1.4kg Weight 1.4kg
 
12 Storage Temperature Range ≤1 month -20~ 45℃ Factory Voltage 12.8~14.4V
≤3 months 0℃~ +30℃ Ex-factory Voltage 12.8~14.4V
≤12 months 20±5℃  

 

 

Lithium LiFePO4 Batteries Products Details :

 

12.8V 21A Rechargeable Lithium Lifepo4 Batteries For Electric Boats 0

 

 

Lithium LiFePO4 Batteries Applications :

 

LiFePO4 battery use Automotive Grade LiFePO4 26650 Cells with higher energy density, more stable performance and greater power. Perfect for Electric Boats , solar home, RV, campers, solar, motor homes, off-grid applications

12.8V 21A Rechargeable Lithium Lifepo4 Batteries For Electric Boats 1