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Help: convert two 2S batteries to one 4s battery setup

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Help: convert two 2S batteries to one 4s battery setup

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Old 11-25-2016 | 07:43 PM
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Default Help: convert two 2S batteries to one 4s battery setup

I just recently found an Ofna lx2e RTR that I bought years ago and never opened. I'd like to go with a single 4s pack. The ESC is set up for two packs(2 deans leads). What kind of adapter would I need? Also, what size 4s battery would I have to go with? Thanks in advance.
Old 11-26-2016 | 09:27 AM
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You should see two main wires coming from ESC (one positive & one negative)...use only those two wires to connect to the connector of your choice. That extra jumper wire and connector is not needed when using one 4S pack.

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Last edited by RustyUs; 11-26-2016 at 12:10 PM.
Old 11-26-2016 | 10:01 AM
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If you don't have a soldering iron, then a 2 Female to 1 Male Deans adapter is needed I guess.

I would highly recommend soldering the ESC to your needs rather than using an adapter. Hobby shop nearby?

Last edited by RustyUs; 11-27-2016 at 07:57 AM.
Old 11-26-2016 | 12:40 PM
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Originally Posted by speedknot
I just recently found an Ofna lx2e RTR that I bought years ago and never opened. I'd like to go with a single 4s pack. The ESC is set up for two packs(2 deans leads). What kind of adapter would I need? Also, what size 4s battery would I have to go with? Thanks in advance.


Are the two leads to the esc wired in series or parallel?

Last edited by Propworn; 11-26-2016 at 12:43 PM.
Old 11-27-2016 | 07:00 AM
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The esc is setup with the battery packs in series just like the 1st picture Rusty posted. Personally I'd break out the soldering iron and get rid of one of the connectors but you can buy/create an adapter as well.

If you want to maintain the ability to run 2 packs, simply get a female deans connector and solder a single piece of wire to both leads of the connector to create a jumper. Plug it in and now that connector is bypassed allowing you to run a single 4s pack. Unplug it and you can use two packs again. Found these images by googling "deans jumper" so I assume you can find them on eBay or whatever using the same terms.

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Last edited by Mechanicaloverlord; 11-27-2016 at 07:14 AM.

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