About the Batteries category

For all your Battery related threads.

Hi Jaco, sorry to bother you i’m new here
Just bought a used us2000b with 350 cycle on board used it for 3 weeks and on a Deye inverter and out of blue it just went dead no LED lights at all totaly dead not sure why? Can you help me or give me an advise what to do or is there any kind of a software to bring it online again, i did read there is a magic file for that
My email is sendebad26@yahoo.com
Many thanks.
Regards Adam