Winter charging


New member
Local time
3:19 AM
May 3, 2023
Galway, NY
I left my 48 volt battery charging over the winter in my cold garage. It now has a range of one mile. Isit ruined, or is there some way to get the capacity back?
I'm very sorry to hear about your battery issue. That's too bad.

I copied your post above and ran it through ChatGPT. Its response is below.

It sounds like your 48 volt battery may have suffered from capacity loss due to being stored at a low temperature for an extended period of time. While I'm not a battery expert, I can provide you with some general suggestions on how to possibly improve the situation:
  • Warm up the battery: Bring the battery indoors to a room with a moderate temperature (around 68°F or 20°C) and let it acclimatize for a few hours before attempting to charge it again. Extreme cold can cause a temporary decrease in battery capacity.
  • Perform a full discharge and recharge cycle: Discharge the battery completely by using it until it's empty, then recharge it fully. This process can sometimes help recalibrate the battery management system and may restore some lost capacity.
  • Cycle the battery multiple times: Repeat the discharge and recharge process several times to see if there is any improvement in the battery's capacity. This can sometimes help to "wake up" a battery that has been dormant for a long time.
  • Check the battery connections and charger: Ensure that the battery terminals and charger connections are clean and corrosion-free. If necessary, clean them gently with a soft brush or cloth.
  • If these steps do not improve the battery's performance, it's possible that the battery has experienced permanent capacity loss or damage. In this case, you may want to consult a professional battery technician or consider replacing the battery.
Keep in mind that lithium-ion batteries degrade over time, and their capacity will naturally decrease with use and age. Proper storage, charging, and usage habits can help extend the life of a battery.