Mechanical Wood Mod

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jbarrick

Moved On
May 24, 2014
414
358
Alabama
Has anyone used one of these from FT ? Price is cheap, they sell for $69.99 on EBay

What is the benefit of having 2 18650, just longer vape time?
What is the difference between battery's in a series Vs. parallel? All I know for sure is the direction you put the batteries in.
Is one better than the other?
Please don't start a batter safety issue unless it is warranted.

Thanks I am new to mech mods
 

raige93

Senior Member
Jul 4, 2014
115
51
Palmyra, PA
Batteries in a series combine their voltage (4.2 + 4.2 = vaping at 8.4 volts on a full charge) but they maintain their amp rating, MaH rating, and is generally conceived as unsafe. From everything that I've read/studied it does appear quite unsafe. For instance: a .2 ohm coil at 4.2 volts is pulling 21 amps from the battery, with batteries in a series, AKA stacked batteries, at 8.4 volts that same .2 ohm build is pulling 42 amps, and since it's pulling that current from both of them at the same time(treating them as one, large battery), it's creating much more stress on the batteries, not to mention that there is no battery with a 42 amp continuous discharge rating (yet).

On to batteries in parallel. Batteries that are wired to be parallel essential share the workforce, instead of combine it. The RDA/RTA you are using is pulling the charge from both batteries at the same time(treating them as two separate batteries each with the same MaH rating and amp rating) you essential get double the MaH and double the C rating. So using the same example from above: A .2 ohm build on a fresh 4.2 volt battery is pulling 21 amps, now, if you have TWO batteries wired to be parallel, it's pulling 10.5 amps from each, they share and split the work to be done if you will.

Hope that helps :) :vapor:
 
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