CATL prismatic 3.2V 280Ah 310ah battery cells lifepo4 for solar generator 12V 24V 48V off-grid Solar Storage System

FAQ

Q:If I want to solar charge LiFePO4/Lithium Ion battery, which already has PCB, would a normal  controller work fine?

A: For LiFePO4 / Lithium Ion battery, we always recommend to use LiFePO4/Lithium Ion solar controller. Especially if you are using the battery as UPS (back up power supply).  The Lead Acid solar controller will constantly provide pulse current to the battery, in the long run, it might damage the PCB. So the PCB won't be able to protect the battery when it should be..

Q:I am a distributor. Can I cooperate with battery warehouse for a long time?

A: Yes,Individual pricing for large scale projects and wholesale demands is available.

Q:Why I can't buy cells from your store?

A: This is usually unable to provide accurate logistics prices for your country. If you have any demand, please feel free to contact us

Q:Is the cells I bought balanced?

A: we know the importance of maintaining the consistency of each cell in the battery pack, so we will match and balance all cells to ensure that the internal resistance, voltage and capacity of cells are completely matched and balanced before delivery. This process is very necessary

Q:Why hasn't my ups or Fedex transportation number been updated?

A: This is normal, because in countries with tariffs, our packages need to pass the customs of your country before they can be delivered to the local UPS or FedEx. Once they pass the customs and update the transportation number, you can usually receive the goods within 3-5 days.

Very Important! About delivery and transportation Time&Please note: we do not accept the dispute of no update logistics!

1,Because the battery (especially the high-power battery you purchased) is a special commodity, the terms of transportation are very strict, all logistics companies in China, including China Post, UPS, FedEx, DHL, are unable to directly transport electricity Pool, 2,So we will start to transport your order from Hong Kong. Once the battery arrives in Europe or US, we will declare for import at the European or US customs. When the battery passes through the European or US customs, we will send it to you by UPS or FedEx. so the ups number we provide will not be updated before the battery passes the customs. This is normal. 3,It will takes 30-45 working days for delivery .Generally, after 35-45 working days, the package will arrive at the transfer station. After the customs clearance is completed, the package will be picked up and delivered, and the logistics information will be updated.3,Once UPS's transportation number is updated, you can receive the goods within 3-5 days at most.

In addition, because  the battery is prohibited product, many courier and logistics are unable to send, the arrival will indeed be slower, so please wait patiently after place an order. Can Not give us bad feedback due to the courier company or because of the courier service slow or other factors.  open dispute will be unacceptable. Sorry for any inconvenience.

These situations not provide return nor refund

1: after the assembly or assembly process happen any problem, such as the protection board connected to the wrong wire burned lead to battery damage, charger failure, the assembly error or unbalanced assembly, etc. 2: For damage caused , such as battery bulge/ welded, battery pack without protection BMS caused by charging. Tip: These products are batteries only, without protection board, you need to purchase a match one! You can check our shop and search BMS

Before taking the order

Please read carefully all the description before taking orders, the battery is suitable for DIY lovers with experience, people who are not familiar with electronic, please go to our shop to buy the finished product. Those buyers who buy this battery, must agree that you are familiar with the safe use of lithium battery knowledge.

DIY assembled battery note

Professionals will detected voltage/resistance/appearance and other issues before every shipment, we can only ensure that the single battery is good, when arrival you can test the cells within 2-3 days, after that means batteries have no problem, does not provide return nor refund. If you found problems you can contact us for return or refund. Battery can only be unused (the electrode intact, no welding, no wear, the appearance good) to provide return. Any return behavior buyers need to be responsible for shipping fee.

Reminder

DIY battery pack must get the cells balanced (same voltage ) before assembly. Later if there happens don't know how to assembled or unbalanced assembly is not accepted refund. please consider before taking orders, place order means you have agreed. thank you for your cooperation!

WARRANTY

WARRANTY: We provide a guarantee for manufacturing faults/defects of 12 months.This warranty does not cover negligence or misuse of the battery.This warranty does not cover damage to the product caused by accidental submerging of the battery in any body of water (lake, stream, pond, or the ocean), leaving the battery exposed in the rain, overcurrent situations during either charging or discharging of the battery, abuse, neglect, improper use, unauthorized modification or tampering, improper maintenance, normal wear and tear, disposal in a fire, freezing, theft, accidental damage, or other forms of physical damage.All products are checked for quality before being shipped out. If you purchased any items which appear to have a problem, please contact us. In most cases we are able to sort out the problem by providing technical support, without your sending anything back.We also warrant all other complimentary products (inverters, converters, chargers etc) we sell are free from defect for 30 days from the date of purchase. After that time it is the responsibility of our manufacturing partners and a standard manufacturer`s warranty applies (1 year from date of purchase, unless otherwise stated by the manufacturer).