BatteryMooch's latest activity

Hopefully I'll get some Highstar tabless samples soon.

I haven't seen a teardown of any of these commercially available marine / starter / etc batteries, so when the chance came to get a...

Thank you @amberwolf for the extra photos. That’s a burly-looking BMS…wow. For the resistors you noted, I agree. I’m amazed though by...

Thank you for posting that teardown! Considering the price, that pack would technically be called A Piece Of Junk. The cell...

Had to be outside waiting on something to finish anyway, so I popped open the dead 12v pack. (which reads 0v at the terminals; I think...

I won't get to the actual teardown for at least a few days, but Cvin dropped off these failed units for experimentation. The 12v is...

What about this other new cell? Anybody hear of this one? I just order 5 samples to test. The numbers looks impressive, charging...

Molicel has put a promotion banner at LinkedIn. Looking at it, we should get some more details on XA3 cells on the 24th. I wonder if XA3...

A few thoughts…. - Water and aqueous firefighting solutions are the most effective way to fight a li-ion fire. The water helps cool the...

I’m thinking we still need to see the “tabless” 18650’s and 21700’s actually go tabless. All of them still have a cathode tab (from...

On the topic of bleeding edge cells, does anyone here know if some manufacturer is planning to make direct path tabless cells? I've only...

This might have been part of CATL’s lawsuits against CALB, which CALB pretty much lost (but are appealing), and so the tech is not being...

Thanks mooch! That was extremely informative. I'll be taking a "gamble" with them for my build. Looking forward to seeing your coverage...

Wanted to share some photos of a battery charging/storage container I made based on suggestions from forum members. I had a metal ice...

Each grade has its own acceptable level of capacity variance. So ”Grade B” doesn’t have a larger than acceptable variance for the...