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Best way to maintain a number of battery's

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Best way to maintain a number of battery's

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Old 11-06-2018 | 01:49 PM
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Default Best way to maintain a number of battery's

We have a total of 7 (seven) 12V battery's- boat lift, boats.

What is the best way to keep these over the winter - They will be warm and dry.

Trickle chargers for each?

Put each on a charger for a week and alternate?

Is there anyway to use a trickle charger and connect more than one battery?

Thanks in advance-- and think spring

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Old 11-06-2018 | 03:32 PM
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https://www.amazon.com/Battery-Tender-022-0148-DL-WH-12-Volt-Management/dp/B000CIPHUI?th=1&psc=1 https://www.amazon.com/Battery-Tender-022-0148-DL-WH-12-Volt-Management/dp/B000CIPHUI?th=1&psc=1

battery tender makes a bunch of multi’s even a 10 bank, but those get expensive. I’d recommend getting a tender like I posted or getting a single and alternating them. They shut off when fully charged and never damage batteries. I leave my car on one all year long.
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Old 11-06-2018 | 09:10 PM
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apex svt- thank you so much for the input-- truly appreciate it

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Old 11-06-2018 | 09:12 PM
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I just bring them inside the house
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Old 11-06-2018 | 10:14 PM
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Originally Posted by CigaretteSam
I just bring them inside the house
Thats generally plenty good enough if it’s fairly warm and dry. You can rotate a single battery tender on them for extra credit.
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Old 11-06-2018 | 10:28 PM
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Charg'm end of season.
Charg'm right before you use'm.

Easy and cheap.
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Old 11-06-2018 | 11:28 PM
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Originally Posted by SB
Charg'm end of season.
Charg'm right before you use'm.

Easy and cheap.
My hookers use the same methods.
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Old 11-06-2018 | 11:49 PM
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I have 3 batteries in my boat which stays in a heated 45-50* garage.
I charge them maybe 2-3 times over the winter lay up.
I just charge 1 at a time at 10 amps and they get fully charged in a few hours.
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Old 11-07-2018 | 06:37 AM
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Current boat has a built in 3 bank charger. I just plug it in every few weeks. I used to take them out and store them indoors.
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Old 11-07-2018 | 12:32 PM
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I store mine in cold garage and alternate small tenders across them all.
Few days out of each 3 weeks - month.
As long as they don't go dead and freeze, cold temps actually slow discharge.
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