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Stu Jackson
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
Except that's NOT what Maine Sail describes in the first few sentences of his YouTube. He says "...over 100 volts into a 12V LP...
Sep 30, 2026
AaronD
posted the thread
One freshwater deck fill or two?
in
Ask All Sailors
.
One of the main projects this winter is to plumb water tanks + pump to a sink faucet. Boat: Classic Yachts 26. Usually moored in the...
Sep 30, 2026
kloudie1
reacted to
Davidasailor26's post
in the thread
The BMS Was Supposed to Protect my Batteries?
with
Like
.
I think that’s true of circuits with components in parallel - in those cases the voltage is equal across each component but they each...
Sep 30, 2026
I
ice breaker
reacted to
shemandr's post
in the thread
Start battery is not charged by charger on 1997 Hunter P42; is there a way to fix that.?
with
Like
.
I don't understand why the OP can't move the entertainment center and bilge pump to feed off the House bank where they should be.
Sep 30, 2026
Davidasailor26
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
I think that’s true of circuits with components in parallel - in those cases the voltage is equal across each component but they each...
Sep 30, 2026
Stu Jackson
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
David, it's been awhile since I played around with electricity, but I do seem to recall that in the battery systems being discussed, the...
Sep 30, 2026
Davidasailor26
reacted to
FastOlson's post
in the thread
The BMS Was Supposed to Protect my Batteries?
with
Like
.
Considering reply 34, among other good ones, my lack of -or need for- solar generation is a part of our "More Basic" power system. If...
Sep 30, 2026
FastOlson
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
Considering reply 34, among other good ones, my lack of -or need for- solar generation is a part of our "More Basic" power system. If...
Sep 30, 2026
FastOlson
reacted to
dLj's post
in the thread
The BMS Was Supposed to Protect my Batteries?
with
Ha
.
I think it all depends upon how you lean. Are you more inclined to stay with lead acid or more inclined to move into LiFePo chemistry...
Sep 30, 2026
Davidasailor26
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
@Maine Sail I’m curious about the 4S 60V BMS consideration. If using an external BMS for the full bank then I understand it could be...
Sep 30, 2026
Davidasailor26
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
I think this is more a risk from the MPPT and high voltage array more than the battery chemistry. If an MPPT on a 100V array charging...
Sep 30, 2026
C
colemj
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
Don't lose perspective. The issue being discussed is very rare requiring three simultaneous things to occur, that aren't even possible...
Sep 30, 2026
C
colemj
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
I've installed MOV surge devices across the main battery bus bars, as well as the main DC distribution panel (and AC panel, but that...
Sep 30, 2026
C
colemj
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
I think that was one of the points Mainesail was making. Nobody publishes or knows this spec unless one opens it up like Mainesail did...
Sep 30, 2026
C
colemj
replied to the thread
The BMS Was Supposed to Protect my Batteries?
.
Victron batteries require external BMS's. There is no internal BMS. Mark
Sep 30, 2026
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