High Quality Lithium Battery 40AH Lifepo4 Batterie Winston Yellow Shell Solar Battery Storage

A letter to dear buyers:
For this winston 40AH battery,
We promise they are 100% original.
We promise they are brand new.
We promise high performance for energy storage and low speed EV even though it is grade B.
We kindly remind you some people declare “Grade A” but in reality they are grade B.We tell the truth. Grade B from the big factory also qualified batteries.They are hot because of high performance and lower price than grade A.
We promise we test capacity,voltage and inner resistance before shipping.
We promise fU_Ll replacement for any damaged battery during shipping.
We promise fU_Ll refund is the capacity is not as specified.
We promise 5-star service,if anything unsatisfied please contact the general manager :info@Zilbpower.com. You will get a reply within one business day.
We think customer comes first. Reputation comes first.
Both quality and service are the life of Zilb company.
We are not only caring about one time business but in hope of being long pleasant partner with you.
Look forward to working with more partners with the same value as us.

Q1:Are these new cells?
yes 100% ,factory direct.

Q2:Do you test capacity, voltage and internal resistance before shipping?
All batteries are strictly tested before shipment.
voltage difference within 10mV, capacity difference within 2%.
Internal resistance as low as possible. High internal resistance batteries are not allowed to be sent out.

Q3:What is your replacement policy if the cells arrive damaged?
First we have three staffs to check the package.All cells are wrapped with thick foam all around and then use the 5-layer hardest cartons to avoid any damage during shipping.
We also have UN cartons and polywood cases.These are 100% safe for the batteries. In case any damage during transportation,100% new replacement in one business day.

Q4:Are there any fees or duties upon arrival?
it depends. We have DDP term which is custom clearance free and tax free for some countries. You can contact our sales for details.

Q5:Can i pay with Credit card or Paypal?
yes. Recommend an usefU_L link for all alibaba buyers: service.alibaba.com
You can find answers for all issues.

Q6: Do you have certificate ?
yes we have CE,BIS,UN38.3,MSDS

Q7:How long can you ship the batteries?
Most of our battery cells are in stock. we can ship them within 3~5 business days.
out of stock, it depends on your quantity and which model you need.

Q8:Can you customize battery pack?
yes.Please send us your needs: voltage,capacity, application, constant and peak charge and discharge current ,size limitation and all relative informtion will help us move forward faster.

Q9: Can you offer screw terminal?
Yes.Some of the cells are screw terminal and some are welding terminal.
We can weld screw terminal with laser equipment.

Q10: Do you have battery accessaories besides battery cells?
yes we have the best source of active battery balancer, smart BMS and charger.Let us help you save time and money and avoid risks.

All long pleasant business starts from good communication.
Maybe you have many other questions to ask.
We are always waiting for your inquiry.
Even if we can't make the deal,we can make friends,share information and learn from each other.