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-   -   bullet connectors (https://www.rc-monster.com/forum/showthread.php?t=21586)

Mentat 06.14.2009 04:05 AM

bullet connectors
 
Hi, i just purchased a CC Monster Mamba Combo 2200kv and several Lipo packs. My question is this: Is it better to use deans connectors on the battery ends or can i use these bullet connectors? i like the look of the bullet connectors and would rather use them, but i do not know if they are able to be used on the end of the battery. I am new to Brushless setups. Anyone have any pics of a Bullet Connector only setup? I am not a 100% on how the battery connects to the ESC , i know that i am going to have to put some KIND of connector on my new LIPO packs, just cant decide on what and how Thanks

Mentat 06.14.2009 04:48 AM

Well , I went ahead and purchased some of these for my 8ight-t Monster Mamba 2200kv combo: 6.5mm High Current Bullet Connectors from Castle Creations, Hope these will get the job done.

http://www2.gpmd.com/imagel/c/lcsem0003.jpg

Unsullied_Spy 06.14.2009 06:03 AM

Those will handle it quite well, but make sure you put shrinkwrap over the connectors and make SURE you never plug them in wrong or you will short out your Monster and it'll be toast.

Patrick 06.14.2009 08:10 AM

And put the female plugs on the pack, so there's not much chance of them touching and shorting the battery, like they would if you put the male plugs on the pack.

zeropointbug 06.14.2009 09:58 AM

Yeah, you don't want the males to have a sword fight and kill the battery, so be smart and be a pussy..... use the female connectors on battery, as ANY power source should use female types.

brushlessboy16 06.14.2009 10:12 AM

I would go with a Keyed connector-you wont have to worry about plugging them in wrong or shorting- deans, trx and ec5 are all great..

Gee 06.14.2009 10:25 AM

Yeah, a keyed connection is the way to go. Even though you connect up the battey every time with great attention to detial for the last year. There is that one time that you are distracted, in a hurry, and not paying attention. Keyed doesn't let that happen.

Rebelgium 06.14.2009 12:37 PM

But the 6,5 bullets, (or 6mm bullets from HC) have less resistance than any keyed connector.
Less resistance= less heat and loss of power...

trev3813 06.14.2009 01:14 PM

Aren't ec5's just bullets in a casing? I think they'd be the best choice.

brushlessboy16 06.14.2009 01:18 PM

yes, but they are a keyed casing to prevent reversed polarity

trev3813 06.14.2009 04:43 PM

Quote:

Originally Posted by brushlessboy16 (Post 295623)
yes, but they are a keyed casing to prevent reversed polarity

Well, yeah. So isn't it easier to just get those? :yes:

Rebelgium 06.14.2009 05:12 PM

yes, ec5's have bullets in them, but they're "only" 4mm bullets.
So 6mm or 6,5mm bullets still have significantly better current capacity.

I only recommend these bullets to high end MT or heavy set ups. You'll probably never notice a difference in a slash for example...

BrushlessReady 06.14.2009 05:14 PM

i use one male and one female connector on my esc that way i can't get them messed up

speedracer1129 06.14.2009 11:17 PM

Quote:

Originally Posted by BrushlessReady (Post 295686)
i use one male and one female connector on my esc that way i can't get them messed up


That is a BAD idea!! I have seen many people plug the battery into itself because of that. Females are always on the power source!!

Unsullied_Spy 06.15.2009 01:42 AM

I wouldn't worry about the resistance in Deans connectors. I run them in a ~16 pound Muggy with an 80mm Medusa and haven't had a problem with them heating up, and I punish that truck pretty hard.

Happywing 06.15.2009 06:59 AM

Quote:

Originally Posted by BrushlessReady (Post 295686)
i use one male and one female connector on my esc that way i can't get them messed up

I do it this way too. It's like making your own keyed connector. I also harness the battery wires about half-way down to prevent the "plugging into self" scenario. Works great.

Unsullied_Spy 06.15.2009 07:07 AM

Quote:

Originally Posted by Happywing (Post 295827)
I do it this way too. It's like making your own keyed connector. I also harness the battery wires about half-way down to prevent the "plugging into self" scenario. Works great.

You could use some hot glue near the connectors to keep from plugging the battery into itself also.

zeropointbug 06.15.2009 12:39 PM

You could use syrup to hold them together as well, pretty sticky stuff.

BrushlessReady 06.15.2009 01:46 PM

Quote:

Originally Posted by Unsullied_Spy (Post 295829)
You could use some hot glue near the connectors to keep from plugging the battery into itself also.

long time to see unsullied spy it is dblom11 from traxxas froums

i used these they work great and you can't screw it up
http://hobbycity.com/hobbycity/store...ion_set_(1_set)

Thomas 06.15.2009 02:55 PM

From my experience, these cases for bullet connectors are a pain to work with. If you spill a tiny bit of solder on the outside of the connector, it won't fit into the case anymore.

I'm using + male and - female 4 mm bullets on my batteries, but if it has to be 100% foolproof, use female ultra plugs.

zeropointbug 06.15.2009 04:06 PM

Thomas, what chassis is that car in your avatar? PM

thanks

suicideneil 06.15.2009 06:17 PM

If you do spill some solder on the outside of the bukllets when soldering them up with wires etc, a small metal file works wonders to remove the excess- very easy as solder is softer than *rude joke here* :yes:

If only they made square bullets, then you couldnt accidently plug them in wrong if you had one square and one round one on your battery leads (square peg > round hole and all that).

PBO 06.15.2009 06:26 PM

Does anyone have a funky design for a bullet series and/or parallel connector?

I made a Deans version for each, here's the parallel but I like bullets and minimal wires...

http://i703.photobucket.com/albums/w...h_P1010063.jpg

suicideneil 06.15.2009 07:22 PM

I do, I do! I made a T shaped parallel connector for my 5.5mm bullets by basically passing an uber short piece of 10g wire though the holes in the end of one bullet, then soldering bullets onto either side to create the T shape. I then added half a gallon of solder to make it really solid, and covered the exposed areas with heatshrink tubing- I would post a picture, but I cant be assed. :mdr:

PBO 06.15.2009 07:50 PM

I'll see if I can build a 1 piece series version...might need another colour of heat shrink though, not fond of arcing through the finger tips!

What's_nitro? 06.15.2009 07:56 PM

I don't use any wires. I just solder the bullets right to each other in the proper orientation with enough solder to minimize resistance.


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