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-   -   very cheap Li-ion cells (http://tinyrc.com/forums/showthread.php?t=19151)

97Supra 04-24-2004 01:52 AM

very cheap Li-ion cells
 
go to www.allelectronics.com and look under batteries and click under subcategory Lithium-ion and they have a battery pack with two AA Li-ion cells in it for $6.50 :eek: all you have to do is crack open the case they are inand there you go. Plus they have a charger for it for $4.50 but you would have to modify it to charge our cars. There is a whole bunch of things there for cheap at thrt site.

viperdout 04-24-2004 11:00 AM

:eek:

97Supra 04-24-2004 11:16 AM

Quote:

Originally posted by viperdout
:eek:
Thats what I just about did when I saw them.

Jshwaa 04-24-2004 09:50 PM

Quote:

go to www.allelectronics.com and look under batteries and click under subcategory Lithium-ion and they have a battery pack with two AA Li-ion cells in it for $6.50 all you have to do is crack open the case they are inand there you go. Plus they have a charger for it for $4.50 but you would have to modify it to charge our cars.
I already went that route. That's a great price for li-ions, yes, but those cells are huge. The dimensions are 2.5" x 0.75". You won't be able to fit them without mod'ing your chassis, and even then, your front wheel won't be able to turn without rubbing on the cells.

Here is a pic of a cell comparison, to give you an idea.
http://home.insightbb.com/~jshwaa/IM001677.JPG
From left to right, RS AAA Ni-MH, Energizer AA, www.atomicmods.com li-ion, Panasonic CGR17500 li-ion, and 4 sony US18650S li-ions which are the ones that are inside of those li-ion packs from www.allelectronics.com. Much too big.

viperdout 04-24-2004 10:09 PM

sigh.

97Supra 04-24-2004 11:02 PM

aww man i thought they were like regular AA cells nowonder why they are more than 650mah. Oh well I will try to find them somewhere else.

Jshwaa 04-25-2004 01:16 PM

Good luck. Be sure to let us know when you do.

vtince 04-25-2004 05:56 PM

ok guys if you want cheap, i mean cheap but good batts, then got to www.batteryspace.com, the have really cheap batts and good charger/battery combos. i got 12aaa and a computer controlled quick charger for only $19.00 - 5% coupon code "batteryspace" = $18.00 , great deal, also the batts are rated 750 mah, and oh man each charge lasts more than 30min. Great Deal!!!!!!!!!!-- Vtince

vtince 04-25-2004 05:58 PM

BTW, the batts are NI-MH

Jshwaa 04-27-2004 08:38 PM

http://www.batteryspace.com does have the li-ion cells that are sold in 2-cell packs at www.allelectronics.com, but for $25 for a 4 cell quantity. I paid $13 at www.allelectronic.com and just cut them out of the packs.

xmodSpeed 04-28-2004 08:27 AM

If anyone is looking for the Panasonic CGR17500 cells that Jshwaa has pictured above cheap, I have 10 Brand New cells I will part with for $3 each. E-mail me at xmodspeed@wowway.com

Jshwaa 04-28-2004 06:23 PM

Why are you selling them? Are you going to be selling li-ions in the future, or were you just experimenting with the CGR's and found out the same thing that I did.....they are a little chubby for any more than 2 cell installation?

xmodSpeed 04-28-2004 10:15 PM

Yup. Just an experiment. I ended up using a smaller diameter for my Li-Ion Kits.

Jshwaa 04-28-2004 10:18 PM

Smaller, as in 14mm?

cdog4w 05-08-2004 03:46 PM

Was just reading this thread and found a good place to get those Panasonic CGR17500. $6 each, so buy from xmodspeed first, but still not too bad I suppose.

http://www.sabahoceanic.com/lithium.html

One thing I haven't seen is the discharge rate on these, when you say they don't do high discharge jshwaa, you mean like 1 or 2C?

Also, any advice on a charger if I were to try these out?

I'd be using these on 1/24 scales (see sig.) with 180+ sized motors. 2 cells.

Thanks in advance.


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