Need battery charger advice

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cobalt327

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Okay, thanks. My concern is how a cheap generic charger might harm a battery mainly due to overcharging it. I read that stopping the recharge a bit before full voltage is reached can extend battery life, in some cases dramatically. IIRC this info pertained more to replaceable cells like 18xxx batteries, at least I don't remember eGo type batteries being mentioned.

So if I understand you correctly, there's no need to worry about this because of my battery's self-contained protective circuitry? Still, I would have thought there'd be a eGo type battery charger with more features.
 
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Rickajho

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It's not the circuitry in an eGo battery that does anything much for you - other than (in theory) popping open a circuit that renders the battery useless if it's charged to over voltage. The charger itself is, after all, a charger. If you are using genuine batteries try to stick with a real Joyetech eGo charger.

When you hit off brand batteries you have to be careful and only use the charger that came with it. There are a lot of crap blister pack batteries out there that include hacked battery designs and not much more than a USB to 510 adapter with no actual charging circuit in there at all, other than maybe a voltage dropping resistor. You know those scare stories you see about batteries blowing up? Yeah, they almost always involve a cheap knockoff eGo battery and one of those non-chargers getting mixed and matched with other batteries and chargers than what they came with. They are trying to rely on the internal eGo battery high voltage safety cutoff to act in place of a legitimate charger - and that's just wrong.
 

Ryedan

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Okay, thanks. My concern is how a cheap generic charger might harm a battery mainly due to overcharging it. I read that stopping the recharge a bit before full voltage is reached can extend battery life, in some cases dramatically. IIRC this info pertained more to replaceable cells like 18xxx batteries, at least I don't remember eGo type batteries being mentioned.

So if I understand you correctly, there's no need to worry about this because of my battery's self-contained protective circuitry? Still, I would have thought there'd be a eGo type battery charger with more features.

Like stevegmu, I've also never heard of a better eGo battery charger. As long as nothing goes wrong with those chargers, there will not be any problems. However, any charger can fail, even the expensive ones, which is why it's generally recommended not to leave batteries charging overnight or unattended. If the charger does not stop charging when it should the battery will start heating up and eventually it can burn or explode. This is more likely with eGo batteries than with IMR or hybrid batteries.
 

Rickajho

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It's not the circuitry in an eGo battery that does anything much for you - other than (in theory) popping open a circuit that renders the battery useless if it's charged to over voltage. The charger itself is, after all, a charger. If you are using genuine batteries try to stick with a real Joyetech eGo charger.

When you hit off brand batteries you have to be careful and only use the charger that came with it. There are a lot of crap blister pack batteries out there that include hacked battery designs and not much more than a USB to 510 adapter with no actual charging circuit in there at all, other than maybe a voltage dropping resistor. You know those scare stories you see about batteries blowing up? Yeah, they almost always involve a cheap knockoff eGo battery and one of those non-chargers getting mixed and matched with other batteries and chargers than what they came with. They are trying to rely on the internal eGo battery high voltage safety cutoff to act in place of a legitimate charger - and that's just wrong.

In other words, a real eGo charger does what you are asking - does CC/CV charging and terminates charge current when the battery hits 4.2 volts. A fake, low budget "charger" is just supplying voltage, relying on the battery high voltage cutoff to terminate the charge - which it really doesn't do very well.
 

Wolfenstark

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New to vaping and started off with an ego-t battery and I would charge them and the charger indicates that they are charged then I thought thats quick so plugged in again and charge and they took another 40 mins.

Recently got some aspire vv batteries and charged them until charger indicated they were charged then took them off then put them back in and charger still indicated they were charged.

So I am thinking that the Aspire vv batteries i got are better and more advanced then the ego-t batteries that seemed to tell the charger they were fully charged when they were not.
 
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