# Need new batteries for a 2009 GEM4

**URL:** <https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096>\
**Category:** GEM Forum\
**Created:** [February 14, 2020, 10:33pm UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096 "2020-02-14T22:33:36Z")\
**Posts on this page:** 7\
**Page:** 2

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**Author:** ![Inwo](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/inwo/32/1067_2.png) [@Inwo](https://community.electricforum.com/u/Inwo)\
**Post date:** [April 10, 2020, 4:06am UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096/21 "2020-04-10T04:06:27Z")

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> [@Clarke](#):
>
> bought 6 Deka 8G31 Gel Deep Cycle 12V 108Ah @100 Hr rate batteries. Cost including tax and shipping was a little over $1650. I just swapped

Confused. Gel or agm?  
Previous post was agm.🤔

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**Author:** ![Inwo](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/inwo/32/1067_2.png) [@Inwo](https://community.electricforum.com/u/Inwo)\
**Post date:** [April 10, 2020, 5:24pm UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096/22 "2020-04-10T17:24:38Z")

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@Gaslol  
Test charging and top balancing your 25s battery.

![MVC-006F](https://canada1.discourse-cdn.com/flex030/uploads/electricforum/original/2X/c/c2f93b918d68ba3d528df412e5c1ff83d9036192.jpeg) ![MVC-007F](https://canada1.discourse-cdn.com/flex030/uploads/electricforum/original/2X/5/52f9b10ba4621e73c3ab5b40d6c3708c0972e1e4.jpeg)

For an extra dollar I can make the balancer a clip-on. Nice if you want to move things around, or pulling one off that was put on backwards. (smoking) 🙂

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**Author:** ![Gaslol](https://avatars.discourse-cdn.com/v4/letter/g/a587f6/32.png) [@Gaslol](https://community.electricforum.com/u/Gaslol)\
**Post date:** [April 10, 2020, 5:26pm UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096/23 "2020-04-10T17:26:58Z")

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LOL - either way. I’ll just it to your professional judgement how to best setup. Would hate for one to fall off! I don’t mind turning a wrench to bolt them on.

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**Author:** ![Inwo](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/inwo/32/1067_2.png) [@Inwo](https://community.electricforum.com/u/Inwo)\
**Post date:** [April 10, 2020, 5:30pm UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096/24 "2020-04-10T17:30:16Z")

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Just a thought. I have 40 of them that I use for testing.  
When done I’ll box them up. If you don’t take them, I’ll be ready for the next guy. I have the time this weekend.

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**Author:** ![Inwo](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/inwo/32/1067_2.png) [@Inwo](https://community.electricforum.com/u/Inwo)\
**Post date:** [April 12, 2020, 12:43pm UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096/25 "2020-04-12T12:43:20Z")

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Here are your 5 5s modules. As I mentioned previous, some of the 10s had duds in them. It was taking to long to test them all. Had these 5 modules that were all tested good.  
 ![MVC-009F](https://canada1.discourse-cdn.com/flex030/uploads/electricforum/original/2X/e/e9fe6ba0466d375711854111ad0cadddc97b0630.jpeg)

I fully charged/ top balanced them. Now load testing with a 1kw load. All test ok under load.  
Will bring them down 20ah or so for shipping.  
Hot Hot Hot

![MVC-008F](https://canada1.discourse-cdn.com/flex030/uploads/electricforum/original/2X/0/0a8bedd2cbc195d848298b83d0234ba75b299e4e.jpeg)

Notice the inter-connecting bars?  
I have these and others that will space them 1 battery width to go across frame. Or you can use youe existing cables if clean. Hammer the cable eyes “oval” to fit the small battery studs.

![MVC-010F](https://canada1.discourse-cdn.com/flex030/uploads/electricforum/original/2X/9/9fa2030a4d42259420049f20c4ca5bf93a162fdc.jpeg)

I haven’t sold any in a while, so I’m taking extra time with these to get back in the groove.

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**Author:** ![Monkeyron](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/monkeyron/32/6634_2.png) [@Monkeyron](https://community.electricforum.com/u/Monkeyron)\
**Post date:** [April 12, 2020, 4:27pm UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096/26 "2020-04-12T16:27:47Z")

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I get the batteries from MK directly

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**Author:** ![Gaslol](https://avatars.discourse-cdn.com/v4/letter/g/a587f6/32.png) [@Gaslol](https://community.electricforum.com/u/Gaslol)\
**Post date:** [April 12, 2020, 11:50pm UTC](https://community.electricforum.com/t/need-new-batteries-for-a-2009-gem4/18096/27 "2020-04-12T23:50:42Z")

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Thanks! I’ll be sending payment this evening.

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