Overview: All Eneloop batteries 2005-2024

ChibiM’s Eneloop Sales, Amazon (I ordered from iCell few times, shipped from Switzerland.), 7dayshop or eu.nkon.nl

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The top of my 4th generation Eneloops do not look like the 1st generation. The top is not bright white. Everything else about the fourth generation is correct in appearance and text. Do I have some fakes?
Thanks.

Where did you buy them from?They look the same as mine which I got from I cell media.on the side BK-3MCCE no/ came in a blister pack with battery case and 4 AA batteries

A business in New York city.
On side of battery printed: 3MCCA
14.01 RF

In the second post there are instructions for looking for fakes which I find too complex for me anyone??

My 4th generation made in Japan cells from Costco are also a little off white when compared to 1st gen eneloops. The capacity checks out fine on mine.

Just judging from that pic, I can say that they are NOT fake. But again, just assuming everything else is the same... the colors around the button are always a little different.. don't worry about that!!!

If you looks at post #1, you can see that one is almost grey.. and the special editions have again different colors.

Thanks ChibiM and everyone else. :slight_smile:

Does Amazon relabel eneloops?

Made in Japan
Modellnummer: HR-3UTG-AMZN (8P)
70% after 3 years remaining.
Similiar look, capacity and discharge values…
Only big difference they are rated for 1000 cycles…

Is there any definitive answer on how charging current affects cycles over the lifetime for the eneloop and eneloop pro? I generally charge all my AA at 700ma and my AAA at 500ma. Would it be better to charge faster or slower?

I`m confident that won`t effect the cells in any measurable manner.

I havent seen any hard evidence with somebody actually doing those tests.. those would be very very time consuming.

In the very very long run you might see a difference, only if you keep track of every little detail.

So the currents you are currently using are good enough!

the Panasonic chargers usually charge AA with 550mA and AAA with 275mA.

conclusion: No, there are not enough tests that would show the difference between charging AA eneloops at 1A or 750mA.

although member "powermeup" at CPF has done some extreme testing on eneloops that has some interesting results. but that kind of testing is not comparable to real life usage.

old vs new

Left: Made in Japan 3rd generation Right: Made in (Japan?) 4th generation
I think they now make 2 versions, 1 in China (bottom) and 1 in Japan... (right)


Both say 70% after 5 years.
but this one below, is definitely made in China
65% and from a Chinese website

Backside of this 65% one, showing that its made in China

Oh ChibiM look, you are now famous person :smiley: better start stacking those eneloops because demand will sky rocket now :stuck_out_tongue:

Oh so Julian is a member or a lurker? Julian come forward I’m a fan.

Thanks for the link! Interesting guy!! Lots of useful info in his videos.

Hey ChibiM, no new models from Panasonic (I hoped they will have something new for mid 2015) or you just stopped updating this thread?

I've been visiting their website regularly in the past few months, but they haven't added anything new.

I really thought they would have a special eneloop 10th anniversary edition, but nothing. The latest edition is just a 2bay charger for eneloop lites,no new batteries.

Hmm, kinda disappointing, 10th anniversary i nice round number, should be celebrated accordingly :slight_smile:

The 10th Anniversary of Eneloop is later this year. November 2005 was the launch month of the original HR-3UTG series. I’ve been reliably informed that Panasonic will be doing global 10th Anniversary promotions for eneloop. Kind of ironic since Panasonic dont dont own the technology or the factory eneloop is made in (except the Chinese made eneloop that are actually using Panasonic Evolta technology, not Twicell factory technology the Japan made cells have always used).

Here’s the shortform history of the Twicell factory consumer NiMH battery line from even before the LSD days:-

  • April 2013 AA-AAA type low self-discharge type Ver.4 (UTGC) begin shipping. (2100 cycles)
  • October 2011 AA-AAA type low self-discharge type Ver.3 (UTGB) begin shipping. (1800 cycles)
  • January 2010 Transfer of Twicell factory to FDK Co,. Ltd (Majority owned by Fujitsu Ltd) from Sanyo Electric Co,. Ltd. Renamed to FDK TWICELL.
  • October 2009 AA-AAA type low self-discharge type Ver.2 (UTGA) begin shipping. (1500 cycles)
  • September 2008 Single, single-type two low self-discharge type begin shipping.
  • September 2009 Minister of Health, Labour and Welfare Award as the employment of persons with disabilities excellent office.
  • January 2006 AAA type (HR-4UTG) low self-discharge type begin shipping. (1000 cycles)
  • November 2005 AA type 2700mAh (HR-3UG) begin shipping.
  • November 2005 AAA type 1000mAh (HR-4UG) begin shipping.
  • November 2005 AA type (HR-3UTG) low self-discharge type begin shipping. (1000 cycles)
  • July 2005 Commendation award from the Japanese Red Cross Society.
  • March 2005 OHSAS18001 certification.
  • August 2004 AA type 2500mAh (HR-3UF) begin shipping.
  • November 2003 ISO14001: 2004 certification.
  • September 2003 AA type 2300mAh (HR-3UB) begin shipping.
  • September 2002 AA type 2100mAh (HR-3UA) begin shipping.
  • August 2002 ISO9001: 1994 certification.
  • March 2002 AA type 1850mAh (HR-3U) begin shipping.
  • April 2001 Transfer to Sanyo Electric Co,. Ltd from Toshiba Battery Co,. Ltd
  • May 1993 Building 2 new building construction and operation 6 floors.
  • October 1991 Nickel-metal hydride battery production start.

Panasonic announced recently Eneloops can now hold a charge of 70% for up to 10 years. http://shop.panasonic.com/about-us-latest-news-press-releases/05132015-eneloop-rechargeable-batteries.html
Packaging has already been updated to state this and we should see this slowly trickle to US retailers over the next few months. Panasonic Japan’s website still does not show this “increase”.
http://panasonic.net/energy/battery/us/eneloop/

Product numbers of the actual cells have not been changed as far as I could tell.

Is this far fetched? Maybe.
Could this be a prelude to a “5th generation”? Who knows!

accumulator mentioned a couple of weeks ago, that he had found an unopened package for 1st generation AA eneloops with an April 2006 date code. His findings of the two cells from the package showed 72% and 73%
I also recently got a pair of 1st generation AA eneloops with a February 2008 date code. It came with the NC-MQH03 charger set from Singapore. I don’t have the fancy ZTS battery tester yet nor do I have the good Maha or La Crosse chargers to check this accurately yet. But, my cheapie Delkin tester showed 3 out of 5 lights. Not bad at all! I’ve decided not to touch them yet and will wait to test these for real on my friend’s La Crosse BC-1000 charger to get definitive results. :slight_smile: