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Sufeng New Energy

Frequently Asked Questions

How do I confirm EU stock?

Send the product, quantity and destination country. We will confirm the warehouse, dispatch estimate and delivery method.

Which documents are available?

Documents are model-specific. Request the applicable CE, UN38.3, MSDS, RoHS or transport file before ordering.

Can I order online?

Only products marked as verified for online retail can be checked out. Other products require a confirmed quotation.

Can you help match cells and a BMS?

Yes. Send the series count, voltage, continuous and peak current, communication protocol and application.

How are returns handled?

Contact us before shipping any battery. Return eligibility and carrier instructions depend on the product, condition and shipment classification.

How do I request warranty support?

Provide the order number, serial information, installation details, measurements and clear photographs or video.