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Re: Battery Hookup source, details


 

Hi Jacob and All,
? BatteryHookup has some great deals in Bolt like modules, not sure which model they came from.? ?But other than size they are Bolt/LG cells in different size packages.
I use new Bolt modules in my S-10EV I bought from them at great prices.
I've never used a BMS on my Volt modules for 3 yrs without any problem, still perfectly balanced and the Bolt are working out the same.
The Bolt module type is much better for a BMS as? 240amphr cells vs Volt has to be modules in parallel would need 5x more BMS.
I picked them because Volt modules were known to not need a BMS, a costly PITA and took a gamble that Bolt modules would too for overall low cost/kwh.
What you do need is a charger that won't go over 4.12vdc/cell x # of cells.?
Jerry

On Saturday, June 18, 2022, 08:39:19 AM PDT, Jacob <jacobtimothyfield@...> wrote:


If you wanted to use lithium batteries, my recommendation would be to use Chevy Volt modules and upgrade to a more modern speed controller. If you care more about driveability than originality, this is the best option. Lead acid and the original speed controller are less comfortable and the batteries won't last as long.


The biggest issue is you'd need to get a BMS and a new charger, and redo some wiring. This is a bit of a learning curve, but not that bad.


Something like the above would be perfect.?

Total cost would probably be around $1-3k depending on how fancy you want your speed controller and how much range you wanted.

- Jacob

On Fri, Jun 17, 2022, 7:27 PM john Ledermann <thelederfam@...> wrote:
Hello,
I have a working 1975 citi car that hasn't been used for a few years because I didn't want to buy the wrong batteries and I thought they wouldn't last long due to limited use.? Now that gas it so high I am thinking maybe now is the time.? I have read multiple posts over the last few years about battery options different than the normal golf cart 6v batteries and the required chargers and battery managers.

IF you have current estimates for either tires or a battery set please reply so I can consider putting this car into service again.
thanks,
John

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