100ah 105ah 200ah 280ah lifepo4 battery cells 3.2v Prismatic DIY car EV 50ah solar Storage battery Electric vehicle batteries

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Price:$16.99 - $19.99
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Product Overview

Description


 


  


  

















































50ah solar Storage battery


 


The current product parameters, please help to view the product description 



Battery Type:



LiFePO4



Nominal voltage:



3.2V


 Nominal capacity: 50Ah

Dimension:



L192*W115*H36MM


 AC Internal Resistance: 0.2-0.5mΩ

Cycle life:



≥ 3500 times 



Standard 


Charging


 method :



CC-CV(constant


voltage with limited current)



Max charge


voltage:



3.65V



 Didcharge


cut-off voltage:



 


 2.5V



Weight:



Around 1.5kg



Charge


current:



 1C  50A


 

Max.


Discharge


current:



3C  150A


 

Operating


 temperature :



Charging:


-5 °C ~60 °C


Discharging: -20 °C ~60 °C



Storage


temperature:



0°C~ 35°C


 Residual Capacity Loss:≤3.5%/month 

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 3.2v 50ah-23.2v 50ah-412v 100ah-812v 100ah-1                                                    about us.jpg


 


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 Huizhou xinyuetong Electronics Co., LTD.(Shenzhen YTong Electronics Co., LTD.) was established in Shenzhen in 2010.  Our products include 3.2v LiFePO4 & 3.7v lithium ion rechargeable batteries, portable chargers and customized battery packs. Our battery are widely applied to electric bike, electric vehicles,solar storage system, outside portable battery,medical devices and other electronics equipment. Our the main products have passed CE,IEC62133,MSDS,UN38.3 and related authoritative certificates. We offer 1~5 Year Warranty, OEM/ODM customized service with low MOQ for wholesalers and distributors. Our company will provide more green energy products and let our world more better and better.         


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                         Packaging & Shipping.jpg


 


 


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                              advantage.jpg


1. Professional and rich experience in assembling battery pack over 10 years.


2. All battery will be 100% tested before shipping and have complete documents to record battery voltage and capacity.


3. Our workshop was equipped with advanced automatic spot welder,laser welding machine,battery energy analysis tester,aging testing machines,to make sure each battery quality.


4. Provide A grade battery cells, 100% quality assurance.


5. Competitive price, good sale and after-sales services.


6. Fast delivery:  less than 200units: 5-7days,  200-500units:  12-15days, more than 500units: can be negotiated.


                                                 FAQs.jpg


 


1. What’s your main equipment?


Capacity test machine, Automatic select machine, Automatic welding machine, Semi-Automatic welding machine, Print machine, Tangent machine, etc.


 


 2.How many engineers and QC?


12 engineers( circuit engineer, structure engineer,  R&D engineer(2), chief engineer(2), 6 QC(IQC(1), IPQC(2), OQC(1), BMS QC(2))


 


3. Where is your main market? Is there any big customer?


Europe and North America: 65%, other area:35%


Yes, but big customers informations is related to business secret, so can’t offer.


 


4. How about Automatic welding machine production volume?


Normally Automatic welding machine is used for bulk orders or big battery pack: 100 units/hour.


 


5. What’s your main products and hot selling products in your company?


Lithium ion battery pack; Electric bike battery; LiFePO4 battery; Li-polymer battery


 


6. What’s the capacity when battery is shipped out?


Capacity is 30% according to IATA(International air Transport Association) rule.


 


7. Can you print or paste label or package goods as our requirements?


Absolutely.


 


8. Are cells 100% tested?


Yes.


 


9. If bulk order, is there any discount for order?


Yes, of course


 


10. Does your battery dangerous to use?


First we use high quality Chinese cells or brand cells, all of our battery’s BMS  have overcharge, over-discharge, over-current, short circuit to protect,so it’s very safe to use.


 


 

 


 


 


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