Q1: Who is Derun and what do they specialize in?
A1: Derun is a manufacturer of LiFePO4 batteries. Established in 2010, the factory covers 10,000 square meters, near BYD, with an automated production line capable of producing up to 600 units per day. It is the only manufacturer with a dedicated high-temperature testing room.
Q2: Can I visit Derun's factory?
A2: Yes, you are welcome to visit our factory at any time. Free samples are available for quality testing. Large orders can follow the production line and track quality control throughout the process.
Q3: What type of cells does Derun use?
A3:All batteriesuse high-quality A-grade EVE cells with over 8,000 cycles and QR codes.
Q4: What brands of BMS protection boards does Derun use?
A4:We use high-quality BMS boards from well-known brands such as PACE and JBD.
Q5: Are Derun's batteries compatible with various inverters?
A5:Yes, our batteries are compatible with almost all brands of inverters, including SMA, VICTRON,PYLONTECH, DEYE, GROWATT, MEGAREVO, SOFAR, MUST, FELICTY, and more.
Q6: Does Derun offer OEM and ODM services?
A6:Yes, you can choose our standard products and customize them with your own brand logo as OEM, or customize according to your own standards as ODM.
Q7: What is the warranty policy of Derun?
A7: All batteries come with a 3-year full warranty and an optional 5-year or 10-year paid warranty.
Q8: How is the after-sales service of Derun?
A8: We offer worry-free after-sales service. If there is any quality issue with the battery, please return it for a replacement.
Q9: Does Derun have the necessary transportation certificates?
A9:Yes, we have complete transportation certificates including CE, MSDS, UN38.3, and sea shipping certificates, ensuring worry-free transportation by sea, air, land, and rail.
Q10: What are the main products offered by Derun?
A10:Our main products include wall-mounted batteries, stackable batteries, low-voltage cabinets, portable power stations, UPS systems, LiFePO4 batteries, and various residential and commercial energy storage and backup batteries.