Introducing the new Joyetech eVIC 2600Mah usb rechargable!

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100%VG

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This is the one I have. I put the Evic battery on it and got a green light. When I metered the battery it was 3.98v.
Review of Charger Xtar WP2 II

I hope this doesn't post twice. I sent a note that didn't show up. I said...

Yes Sir, the xtar WP2 II is better than the xtar WP2 (the original). At least you have the newer one. I'm going for the Xtar SP2 ,as this will be my first one. You already have two Chargers, so I don't see you rushing out to get another one.

And Charging to 3.98V isn't bad, so don't be concerned. That can be due to older batteries that have been worked hard, and can't take as much of a Charge. You're only shy by about .2V, and that prolly wouldn't make that much difference in Usage time. What did the review site say the Xtar WP2 II Charge Terminated at? I haven't looked at it for a while.
 

100%VG

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Yeah I'm running the same thing. It just doesn't like the eVic batteries, I'm afraid.

Well adeline,

I was under the impression that you didn't have a Charger, with you looking for the pila. The pila is the Charging Standard that all the rest are compared to. But I'm hoping that my note about this instability thing helps you in your decision. I've talked with several people about it, and seen comments posted about it, so that's why I got involved with these comments. If you're thinking about a new Charger, please consider the Xtar SP2.

Did you look at the Reviews yet?
 

100%VG

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Hey,

Another thing that might be effecting your Full Charge on these Joyetech Batteries, is that they are supposed to be a "Different Chemistry" than regular Li-Ion (whatever that means). This is from Chris at GotVapes. But this "Chemistry" is part of the reason that Joyetech uses them. Since both of you have Full Charge wonderings, maybe this is why.

:)
 

Hello World

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I can't seem to get the USB cover to go back in place. I've opened a lot of these covers on phones and other devices but this one is horrible. I'm afraid it's going to break off before I get it back in place.
Both my eVics ... they easily massage back into the slot wobbling it with the thumb ... unit held in same hand.
 

Fullknight

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Mine showed a green light @ 3.98v on the SP2 11. I put it on the WP6 and it charged to 4.18v light still red and charging. I then left it off the charger. This is the joyetech 2600mah. It charges everything else ok on both chargers. There is a new Xtar coming out that has a digital display that shows the voltage of the battery as it charges. I probably will wait and maybe get that one.


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zipflint

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Yeah I saw all the eye candy on their site. I like that thing, even though I'm a total battery n00b. I like having all the information that the LCD display provides. And I think this question was just recently answered in this thread but I can't find it: how do you know which charging mode to use? I'm assuming higher Amperage means a faster charge, but I also figure that might be unhealthy for batteries that aren't designed for that.
Right?
 

Disconnect

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BTW if you can talk a good talk, you can often get a couple of "samples" from the different vendors/manufacturers. Spin a yarn about working at an embedded device company but not being technical, just knowing what model numbers the techs told you to get samples of for a potential 1000-5000 piece order in a few months... ;)

ETA: samples are generally either free or dirt cheap..

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Leatherneck

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Dang it, brother,

W T F ? ? ? They really need to respond to your problem and either give you a new one, or Refund your Money.
Down side of a Refund is having to find another Vendor. Down sire altogether is having to be without it.

Semper Fi, and all that. I'm ex-Navy. Two enlistments. Viet Nam Era. Bad News. They better get on the ball!!!

These things were made to be Updated. Seriously doubt you did anything wrong with the new Firmware.

Try calling, instead of email or Support Ticket.

Heard from them today. They're not going to do jack. Said I need to contact Joyetech.
 

Strontium

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I've noticed that many members are providing wrong info about batteries.
Wrong info will ultimately lead new members (vapers) to make a wrong decision, and be even more confused about the whole "which battery should I buy" thing.

1. To start with manufacturer: There is no Joyetech, or eVIC 3400mAh battery. This battery is Panasonic NCR18650B 3400mAh. Not Sanyo.

2. This battery is NOT protected, so I would ask members who are giving an advice to research before publicly posting wrong info. Just for safety reasons.

3. Panasonic ncr18650b discharge graph can be seen at this US web site. As you can see these are bare cells - unprotected.
 

100%VG

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I've noticed that many members are providing wrong info about batteries.
Wrong info will ultimately lead new members (vapers) to make a wrong decision, and be even more confused about the whole "which battery should I buy" thing.

1. To start with manufacturer: There is no Joyetech, or eVIC 3400mAh battery. This battery is Panasonic NCR18650B 3400mAh. Not Sanyo.

2. This battery is NOT protected, so I would ask members who are giving an advice to research before publicly posting wrong info. Just for safety reasons.

3. Panasonic ncr18650b discharge graph can be seen at this US web site. As you can see these are bare cells - unprotected.

So, Strontium, with zero info listed on your Profile Page,

Who are you, who do you work for, and by what authority do you question anyone about this Battery?

If you go to the Joyetech web site... Joyetech eVic 3400mAh battery

you will see for yourself that Joyetech calls the 3400 mAh Battery a Sanyo 18650B, and refers to the Pink Samsung 2600 mAh as the Samsung 18650.

eVic & 3400 Panasonic NCR18650B.jpg

All you have to do is scroll down the page a little, and you will see the image I've posted here. Unless you are a Vendor, or a Battery Manufacturer, you are just as confused as most of us. This is why I have taken the question to Chris at GotVapes. I am, as I assume most of us are, waiting on something of an official word from him.

It has been stated on some forums that this Sanyo 18650B Battery is the standard Panasonic Battery you refer to, which Sanyo has added Protection to, for Joyetech. If you compare your Battery, and Joyetech's Battery, Joyetech's Battery is Longer and Wider. I asked Chris, How can Protection be added within 0.3mm? He's still looking for a definitive answer. The Short Answer is, Short Circuit Protection (only) can be added within that space, but I'm waiting to hear from Chris.

In the meantime, I have already said that Chris and others at GotVapes have been in direct contact with Joyetech about both of these Batteries, and Joyetech has said that it would be foolish to put an unprotected battery in a mod... for one, and that Joyetech has stated that these Batteries have a better Chemistry than other Li-Ion Batteries.

So by what authority do you challenge Joyetech's statements? If that's what you're doing. If you know something the rest of us don't, and can back it up by verifiable facts, we'd all love to hear it, especially me, as I have been asking this question for a very long time.

Thank you, and I look forward to your reply. I'm doing all I can to be accurate, and helpful, but I'll take all the help I cat get.
 

Strontium

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I will be more than happy to help. My authority is irrelevant. Important is the correct info.
Let's just say I used to work for a Panasonic-like company.

1. Sanyo, or Panasonic doesn't even know who the Joyetech is.
2. Sanyo, or Panasonic never made any protected 18650 single cell battery. Simply because these cells are not intended to be sold as individual cells.
3. Sanyo never made NCR series batteries. It is Panasonic from the very beginning starting with NCR18650 -2900mah, NCR18650A - 3100mah, and NCR18650B - 3400mah
4. Sanyo use different prefix, and one of them is UR not NCR. Highest capacity that Sanyo recently made is 3000mah UR18650ZTA, but charging voltage is 4.35V so very few chargers exist for 4.35V cells.
5. Your question about "why protected battery is not longer for xx.xx mm?" was absolutely right, and correct.

This is only one of many Panasonic NCR18650B reviews done by battery expert:

Test of Panasonic NCR18650B 3400mAh (Green)

His final conclusion:
"Conclusion

This is genuine Panasonic cells and cannot get any other rathing than very good, but remember that they are unprotected!"

I absolutely understand that you are trying to help, and do not get this personally.

This battery is the best no doubt about that, but correct info will help building much safer community.


I am just a geek.
 
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100%VG

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I will be more than happy to help. My authority is irrelevant. Important is the correct info.
Let's just say I used to work for a Panasonic-like company.

1. Sanyo, or Panasonic doesn't even know who the Joyetech is.
2. Sanyo, or Panasonic never made any protected 18650 single cell battery. Simply because these cells are not intended to be sold as individual cells.
3. Sanyo never made NCR series batteries. It is Panasonic from the very beginning starting with NCR18650 -2900mah, NCR18650A - 3100mah, and NCR18650B - 3400mah
4. Sanyo use different prefix, and one of them is UR not NCR. Highest capacity that Sanyo recently made is 3000mah UR18650ZTA, but charging voltage is 4.35V so very few chargers exist for 4.35V cells.
5. Your question about "why protected battery is not longer for xx.xx mm?" was absolutely right, and correct.

This is only one of many Panasonic NCR18650B reviews done by battery expert:

Test of Panasonic NCR18650B 3400mAh (Green)

His final conclusion:
"Conclusion

This is genuine Panasonic cells and cannot get any other rathing than very good, but remember that they are unprotected!"

I absolutely understand that you are trying to help, and do not get this personally.

This battery is the best no doubt about that, but correct info will help building much safer community.

I am just a geek.

I'm quite the Geek myself, and this is why I kept Probing for answers. Apparently, I raised enough questions, and was finally able to put them in a way that made sense, that I got the Attention of Chris, who, though he didn't actually put it in these words, seemed to be scratching his head between what he's been told by Joyetech, and what I presented him with - much the same stuff as you. He wanted to get a Joyetech Packaged 3400, and compare it to one from some place like Orbtronics, and I believe that this is exactly what he's doing.

Yes, I've seen that Review, and most other "Review" web sites seem to quote the same one. And that Review was part of my arguments against the 3400 mAh with Chris, and several others who would not take the time to talk about it with me. Plus, I have the Samsung ICR18650-26F Specs Sheet (Datasheet), straight from the Samsung website. It doesn't say what the ICR18650-26FU might be, but I always assumed that the "U" meant Unprotected.

So, my question then becomes, if Joyetech is packaging these Batteries in their eVic Starter Kits, and they truly are Unprotected Batteries, then I have to return to my original assumption that the eVic Control Head is what's doing any and all Protection.

And if this is the case, then might we still be better off with the Batteries that Joyetech Ships, as opposed to an IMR? If for nothing else than not to have our Warranty Voided for using something else. But an IMR can Safely deliver 10 Amps, while a Li-Ion can only Safely deliver much less. This has been another area of speculation on my part, for why the eVic needs to know the mAh Rating of the installed Battery, so it can limit the Max Output Current, according to that mAh Rating. I figured the Control Head would limit the IMR current to the Li-Ion 2600 (or now the 3400) Safety limits. I had thought that since the IMR could deliver 10A, that this might overpower the Control Head if something went wrong.

Or does this even further increase the importance of using an IMR, because it actually CAN Safely deliver more Current if something goes wrong, like a Short, and the Control Head can't turn off the Battery. With a Li-Ion, we'd have a very dangerous situation.

This 3400 mAh Panasonic is quite attractive for it's extra run time, as compared to the highest IMR Rating of 2250 in the Panasonic Hybrid INR (which gets Excellent Reviews). But if a 3400 mAh Battery is Unsafe, then IMR (or INR) it is. Then again, what about any Warranty issues, if Joyetech learns that an IMR was used? What's a Mother to do? (Yes, I can be a Mother F'er at times).

In summing up, are you recommending that any eVic users buy the Panasonic 2250 Hybrid LiNiCoMn CGR18650CH?

Or that they stay away from the eVic altogether? :blink:

Thanks

BTW - I do think it's relevant, who you are. ....Authority IS relevant. But I'm willing to listen.
 
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