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 Looking for 12v 0.3a charger, Electrical expertise required

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alexei
post Sep 21 2023, 07:36 AM

Biker Mice from Mars
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QUOTE(Pikichu @ Sep 20 2023, 06:52 PM)
Hi,
Any idea in getting '12v 300Ma' or 0.3a charger ?

Have a lead acid battery that requires this charging specification.
Tried 1a charger which dries out battery, added distilled water 2x.
Yuasa charger would cost over RM200+ which is too costly.

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Any suggestions are welcomed.
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need to lower the charging voltage and reduce the cutoff time
alexei
post Sep 22 2023, 09:23 PM

Biker Mice from Mars
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Senior Member
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Joined: Jan 2003
From: Medan, ID
QUOTE(Pikichu @ Sep 22 2023, 06:04 PM)
Did 6V 10A but battery would not charge up to its capability and required state.
Even tried 30 minutes to prevent over heating and 2 hours because 1 hour did not charge up (as above)
+1 Appreciate you share your experience. Unable to trickle charge & auto stop.

Anyone would like to recommend supplier for Imax B6 charger, feel free to PM me. I will be shopping for one. I seen ecommerce offer them, but I prefer to support your supplier to thank you for sharing your thoughts.
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what battery is it? a dried up and refilled battery might no longer work
alexei
post Sep 23 2023, 10:13 PM

Biker Mice from Mars
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Senior Member
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From: Medan, ID
QUOTE(Pikichu @ Sep 23 2023, 11:44 AM)
Planning to drain, flush, replenish sulfur into battery but first looking for affordable charger.
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Gosh, I hope you know what you're doing
alexei
post Oct 13 2023, 03:24 PM

Biker Mice from Mars
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From: Medan, ID
QUOTE(yhsiau @ Oct 13 2023, 02:14 PM)
1 thing I want to point out -

For vehicles lead acid battery, the recommended charging voltage range is 13V(min) - 14.5V(max).
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does it differ by chemistry? like, calcium, silver, antimony, etc?

 

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