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Author Topic: 12 volt battery charger  (Read 1391 times)

Offline Bootlegger

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12 volt battery charger
« on: October 05, 2020, 01:57:05 PM »

     H^^  Guy's I am looking for a 12 volt battery charger with alligator clips, need to charge up my 'lectric finger' battery, got any suggestions?  Thanks
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Gil Causey
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Online Dan Berry

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Re: 12 volt battery charger
« Reply #1 on: October 05, 2020, 01:58:34 PM »
Tower hobbies

Online John Rist

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Re: 12 volt battery charger
« Reply #2 on: October 05, 2020, 02:15:05 PM »
     H^^  Guy's I am looking for a 12 volt battery charger with alligator clips, need to charge up my 'lectric finger' battery, got any suggestions?  Thanks
What is a lectric finger?  Are you saying that you need to charge a 12 volt lead battery or do you want to charge something from a 12 volt supply. 

eBay has 100rds of 12 V battery chargers.
John Rist
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Offline Bootlegger

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Re: 12 volt battery charger
« Reply #3 on: October 05, 2020, 03:50:45 PM »

  John, the 'lectric finger is a 12 volt engine starter..       H^^
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Gil Causey
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Offline Reptoid

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Re: 12 volt battery charger
« Reply #4 on: October 05, 2020, 04:29:14 PM »
Most modern inexpensive hobby chargers have settings for LiPo, NiMH, and PB (Lead acid) like yours. They also allow you to select the number of cells or voltage. Most hobby shops or on line hobby venders sell them. Alternate would be smallest model "Battery Tender" available at most auto parts stores or on-line. You can go the cheapest route and get a Wal-Wart type plug in single purpose 12V charger but it will not treat your battery quite as well and won't be useful for other hobby battery needs
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       Don
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Offline gene poremba

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Re: 12 volt battery charger
« Reply #5 on: October 06, 2020, 03:57:32 AM »
     H^^  Guy's I am looking for a 12 volt battery charger with alligator clips, need to charge up my 'lectric finger' battery, got any suggestions?  Thanks

 I have had great luck with the  Deltran"Battery Tender" wall warts.It comes with alligator clips and other plugs to bolt onto your battery posts if you want. My 12volt battery is going on 5 yrs old now. It tops off the battery then goes into a trickle charge mode. I have them on my bikes, & lawn tractor too. Less than $50 at Advance Auto stores. .....Gene

Online John Rist

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Re: 12 volt battery charger
« Reply #6 on: October 06, 2020, 07:20:27 AM »
I have had great luck with the  Deltran"Battery Tender" wall warts.It comes with alligator clips and other plugs to bolt onto your battery posts if you want. My 12volt battery is going on 5 yrs old now. It tops off the battery then goes into a trickle charge mode. I have them on my bikes, & lawn tractor too. Less than $50 at Advance Auto stores. .....Gene
I just read up on this one.  https://shop.advanceautoparts.com/p/deltran-junior-12v-battery-charger-021-0123/10081059-p
If you have lead acid battery on your starter motor this looks like a good way to go.  You can leave it plugged up all the time and be ready to go whenever you need it.  Also promotes good battery life.
John Rist
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Offline Joseph Patterson

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Re: 12 volt battery charger
« Reply #7 on: October 06, 2020, 08:49:05 AM »
 Gil, Andy's Hobby Towne a few miles from you!
       Doug

Offline Fredvon4

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Re: 12 volt battery charger
« Reply #8 on: October 06, 2020, 09:36:54 AM »
Gill if all you need is to charge and maintain the 12Vdc sealed battery in your flight box doe the fast finger...the one or similar like John Rist linked above is good...Walmart, auto parts stores

If you also need to charge some Nimh, Nicd, Lipo, Eneyloop etc then there are several chargers you run off a 12Vdc source (battery or power-supply) or there are AC/DC dual input versions. The AC one you just plug in amd follow the menus to charge your different battery chemistry ...They usually has a Pb setting (lead acid) for 2. 4 6 12 up to 24 Vdc charging and maintaining
"A good scare teaches more than good advice"

Fred von Gortler IV

Offline Dan McEntee

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Re: 12 volt battery charger
« Reply #9 on: October 06, 2020, 10:26:57 AM »
     H^^  Guy's I am looking for a 12 volt battery charger with alligator clips, need to charge up my 'lectric finger' battery, got any suggestions?  Thanks

   Gil, my friend! With all the posts you have made about buying chargers, I'm wondering if you already have what you need????  You did not tell us what KIND of battery you want to charge and you know that makes a difference. If it is the typical 12 volt, 7 amp sealed gel cell battery for a field box, the place where you bought it should have a plug in charger that puts out about 500 ma and has alligator clips on for connecting to the battery. They cost about 12 or 15 bucks. You should check all the other chargers you have to see if they have a selection for 12 volt lead acid batteries and use that set at the same 500ma for a slow charge over night. You just have to figure out how to add your alligator clips. If you are using a Nicad or nickle metal hydride batteries you may already have the charger you need. If it's a Lipo, then it can't be 12 volts and you need something else all together different. The battery tender that has been mentioned is a good investment but it can not be used to charger larger batteries, just doesn't have enough out put. My boss bought several of those once thinking they would charge  large deep cycle 12 volt batteries for bindery equipment over night. We're talking 700 to 800 amp batteries or more and they just won't do that. So, Gil, old buddy, please tell us what kind of battery it is an what you NEED!!   H^^
     Type at you later,
  Dan McEntee
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Offline Bootlegger

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Re: 12 volt battery charger
« Reply #10 on: October 07, 2020, 12:21:07 PM »

 Obliged to all the responses, and Dan I sure didn't say about the battery, it is 'homemade" one using 1.2 volt batteries, and I found one in my shop, so the case is closed..   Again mucho grass... 
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Gil Causey
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