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Archive 2007 · Rebuilding a Canon NP-E3 Battery Pack?

  
 
rpseguin
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p.1 #1 · Rebuilding a Canon NP-E3 Battery Pack?


Ok.
I just bought a used Canon 1D body to complement my 20D body and I think the batteries in the NP-E3 battery pack are probably near the end of their life.
I still need to get a charger for charging the NP-E3 pack, so I'm looking for a used one or a good deal on one.

Anyhow, I had the thought of just opening up the battery pack and replacing the existing batteries (AA?) with new NiMH LSD (low self discharge) hybrid batteries.

Has anybody done this?
Will I destroy the battery pack?
Easily done?

Thanks!
-Ralph





Nov 14, 2007 at 01:03 PM
pixelman
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p.1 #2 · Rebuilding a Canon NP-E3 Battery Pack?


Can be done doesn't mean should be done, it's a major league waste of your time. Keep the end caps and put them onto the finely hand crafted products that only the Chinese can make, ship, have retail price point for $23. If the mdd black diamonds are too bottem fishing for you there are several other flavours of replacements, lenmark etc.

The charger is a pretty expensive black box to buy, good luck with the hunt.

Steve



Nov 14, 2007 at 04:43 PM
Forrest Egan
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p.1 #3 · Rebuilding a Canon NP-E3 Battery Pack?



There is a 3rd party charger available from EastGear (I think that's the company name). A quick forum search should confirm that name...much less expensive than the Canon charger (even a used one).



Nov 14, 2007 at 04:57 PM
kennmon
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p.1 #4 · Rebuilding a Canon NP-E3 Battery Pack?


http://www.naturescapes.net/store/product.php?productid=185

thats the one, theres a cheaper source for it overseas, but i forget the link.



Nov 14, 2007 at 05:01 PM
RodAnderson
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p.1 #5 · Rebuilding a Canon NP-E3 Battery Pack?


I bought an after market charger from My Digital Discount for about $70. The first one was doa but the replacement has been working well for about 3 months now. It's made by Charger Devices and is much smaller and light than the original.
Rod



Nov 14, 2007 at 06:16 PM
Linc
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p.1 #6 · Rebuilding a Canon NP-E3 Battery Pack?


I thought of doing the same thing - after buying an aftermarket NP-E3 that didn't seal well to the camera, and was finicky to charge. Anyone have any leads on a good NP-E3 alternate source?


Nov 14, 2007 at 07:57 PM
Kingfishphoto
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p.1 #7 · Rebuilding a Canon NP-E3 Battery Pack?


Hi everyone.
After two Black diamonds-iam not sure thers such a thing as a GOOD alternative battery. Just my feelings, after two bad experiences.
Cheers
Harry



Nov 14, 2007 at 08:19 PM
kennmon
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p.1 #8 · Rebuilding a Canon NP-E3 Battery Pack?


get your old endcaps and replace the ones on generic batteries with them.
although black diamonds are usually ok. (there was a defective batch a while ago)

the batteries should be fine without refreshing, they are nimh, although it is not a bad feature on the oem.



Nov 14, 2007 at 08:50 PM
Jack M
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p.1 #9 · Rebuilding a Canon NP-E3 Battery Pack?


The charger is available at the link below, it is back ordered at naturescapes and mydigitaldiscount.

http://www.eastgear.com/shop/product_info.php?currency=USD&products_id=621



Nov 14, 2007 at 09:05 PM
Tom Harpstead
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p.1 #10 · Rebuilding a Canon NP-E3 Battery Pack?


Check out this from the FM archive by WebDog, step by step rebuild of a NP-E3

https://www.fredmiranda.com/forum/topic2/116090/0

THomas



Nov 14, 2007 at 09:12 PM
400d
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p.1 #11 · Rebuilding a Canon NP-E3 Battery Pack?


I have been using the MAHA MH-C777PLUS-II charger for my NP-E3, it even charges Li-Ion cells, can't go wrong with that...

Steves Digicams review here: http://www.steves-digicams.com/2002_reviews/maha_c777.html



Nov 15, 2007 at 12:15 AM
Sam Lin
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p.1 #12 · Rebuilding a Canon NP-E3 Battery Pack?


The NP-E3 are really easy to rebuild - if you're not comfortable with soldering cells, have a local hobby shop that races r/c cars or flys r/c aircraft help you with that part. The cells you can buy these days to rebuild with are also ages better than the original ones Canon ships with.

Sam



Nov 15, 2007 at 12:22 AM
Linc
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p.1 #13 · Rebuilding a Canon NP-E3 Battery Pack?


kenmon,

why didn't I think of that? - it will be my evening project - well 10 minutes of it anyway.




Nov 15, 2007 at 02:14 PM





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