Thin gauge wire, re-inforced

by x3mperformance | March 19, 2013 | (0) Posted in How To

I have a smaller charger, where my wires keep snappin' at the solderjoint at my connetors.

I an getting pretty annoyed by having to resolder and repair this problem.

I know the reason for this, why they actually do snap.

The connectors are big, EC5, and the wire is actually, too thin a gauge to this connectors.

But, i have EC5's on a lot of my stuff... ???

What can i do to solve this.

 

This is where the connection are solderd, and also where this skinny wire will snap.

 

Here i have prepared the new idea.

I have strip'ed the wire a but up, and only exposing some of the strains, app. 1 cm.

Then i fold the wire, and put a small piece of heatshrink (the red.) on to hold it.

Then i pre-tin the wire, and also the connector, and join them in a good solder.

 

Here the connectors are solderd to the wires, and it feels much more sturdy and robust.

 

 

Here fully enclosed in yet another layer of heatshrink, this makes a good solid feel

to the connection, and the difference is obvious from the other connector/wire.

 

Due to my use of this thin gauge wire, is that mynew chargers are not yet in operation state, so i will have to live with my old trusty, a bit. And with a S.A.B Goblin 700 in the house, i need those EC5's, to maintain my 6S 5000 mAh packs.

 

And some words of wizdom.

Use the correct wire gauge, for the right connector size.

I see a lot of videos and pictures of people using 16 AWG or 18 AWG wires to some 6 mm Bullit connectors. The desired connector for this is a 3,5 mm bullit. Talk about Over-Kill. Save your money and cut down the dead weight.

 

Always disassemble connectors, by pulling in the connectors, never the wires

They will give way and break off. They have never been intended to be pulled.

COMMENTS

Dirt Pilot on March 19, 2013
Have you tried to solder a thick wire onto the connector and then solder the thinner wire onto the thick wire. Just an idea that I though might work.
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x3mperformance on March 20, 2013
I thought about that, too.
That is also a solution, I just try to keep my connections at a minimum.
And I have a bigger/better charger on as a project.
2x PowerLab 6 (2x1000 watt) and the wires for them is a much better fit for the ES5 connectors.
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Thin gauge wire, re-inforced