Shenzhen-based cell & pack supplier · Mon–Fri 09:00–18:00 (UTC+8)[email protected]
SSUNDERLFP & 18650 POWER
Contact

Talk to the Sunder sales team

We work by email — there is no web form, so your enquiry goes straight to the people who quote.

Email

[email protected]

Putting the voltage and capacity in the subject line speeds up the reply.

Office

19E, Building A, Longping Ziyuan, Huilongpu Community, Longcheng Street, Longgang District, Shenzhen 518000, Guangdong, China

Visits are by appointment — let us know the date and who will attend.

Hours

Monday–Friday, 09:00–18:00 China Standard Time (UTC+8).

Messages sent after hours are answered the next working day.

Checklist

Include these in your first message

  • Nominal voltage plus the capacity or run time required
  • The continuous and the peak current drawn by the load
  • Available space — or the battery you are replacing
  • The connector or terminal on your side
  • Working temperature range and where the battery is installed
  • First-order quantity and the delivery date you are aiming for
Sunder office