Ring Doorbell Packs
- Thread starter rsawsrv
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OffGridInTheCity
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- Dec 15, 2018
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Mine came from Battery Clearning House - https://www.batteryclearinghouse.com/collections/all - but they've been 'gone' for a while now.
First-gen, like these?
I've got a crap ton of those sitting around. They so far have been a lesson in humility, as my soldering skills must totally suck. I've had very little luck working with the short leads and soldering to copper bus bars to build larger parallel packs. Might be willing to let them go and get back to something easier to work with for the scale / capacity I am chasing.
Cheers, John
32 PACK - 3.75V 5000mah 18.75WH CELLS W/ BMS
FOR $42 YOU GET A 32 PACK OF THESE BATTERIES. WE PACKAGE THESE IN BOXES OF 32 BECAUSE IT ALLOWS US TO SHIP THEM SAFELY AND WE HAVE BOXES THAT FIT 32 PERFECTLY. WHO NEEDS CELL LEVEL FUSING WHEN EVERY CELL HAS A BMS AND A TEMPERATURE SENSOR? COMES OUT TO JUST $70/kWh! THIS IS ONE OF OUR MOST...
batteryhookup.com
I've got a crap ton of those sitting around. They so far have been a lesson in humility, as my soldering skills must totally suck. I've had very little luck working with the short leads and soldering to copper bus bars to build larger parallel packs. Might be willing to let them go and get back to something easier to work with for the scale / capacity I am chasing.
Cheers, John
Nah, I’m looking for the second gen ones. I probably have over 1,000 of the first gen ones. I even designed a custom PCB to charge eight of the first gen packs at a time using the original connector.First-gen, like these?
32 PACK - 3.75V 5000mah 18.75WH CELLS W/ BMS
FOR $42 YOU GET A 32 PACK OF THESE BATTERIES. WE PACKAGE THESE IN BOXES OF 32 BECAUSE IT ALLOWS US TO SHIP THEM SAFELY AND WE HAVE BOXES THAT FIT 32 PERFECTLY. WHO NEEDS CELL LEVEL FUSING WHEN EVERY CELL HAS A BMS AND A TEMPERATURE SENSOR? COMES OUT TO JUST $70/kWh! THIS IS ONE OF OUR MOST...batteryhookup.com
I've got a crap ton of those sitting around. They so far have been a lesson in humility, as my soldering skills must totally suck. I've had very little luck working with the short leads and soldering to copper bus bars to build larger parallel packs. Might be willing to let them go and get back to something easier to work with for the scale / capacity I am chasing.
Cheers, John