Eneloop AAA 0.11 v, refresh?

linpp

Newly Enlightened
Joined
Jun 28, 2008
Messages
38
Relocating my batteries,So I used this move to check all my batteries in storage, I discovered a few nimh Eneloops are only 0.11 v, my Panasonic charger BQ cc 65 has a Repair/refresh mode.
Is it safe to use it with such a low voltage or should I throw them out?
 

TorchBear

Newly Enlightened
Joined
Nov 18, 2020
Messages
14
i've charged NiMHs at that low of a voltage with no issue, repeatedly. They are still holding up well.
 

WalkIntoTheLight

Flashlight Enthusiast
Joined
Jun 18, 2014
Messages
3,967
Location
Canada
Yeah, NiMH are completely safe to use, no matter how far they were discharged. It's lithium-ion cells that are dangerous to recharge when they are too far drained.

I've had Eneloops that were "reverse charged" (drained to far in multi-cell devices), and they were fine after charging. Charging had to be done by using a "really dumb charger", that forced current through the cell until the polarity was properly restored, then I could charge it in a normal charger.
 

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