Battery Charger/Inverter?

67vetteal

New Member
Aug 2, 2008
133
Long island
Boat Info
1997 250 Sundancer
Engines
454 Mercruiser
I've owned our 1997 250 DA for 4 years now. The AC Panel has a switch that is labeled Inverter. This switch turns on the Battery Charger. How does the Inverter title fit in? Thanks in advance, Al W.:huh:
 
Ah, Wise One! You are correct again! But still the Mystery goes on! :huh:Thanks, Al W.:smt100
 
Ah, Wise One! You are correct again! But still the Mystery goes on! :huh:Thanks, Al W.:smt100

Essentially what it means by Converter is that it's Converting 120VAC to 12VDC and charging your batteries.

If you have an Inverter/Charger it will Charge your batteries while on 120VAC(Shore power) and when off shore power "invert" the 12VDC to 110VAC back to your panel.
 
Gary, Thanks! I have finally learned something today. Now I can go to bed Gratified!!! LOL I appreciate your prompt response. Why does everyone pick on you? Al W.:smt009
 
Previous owner of my boat said never to let the Converter on for more than 2 hours or it would burn up my 6 batteries. My neighboors and several other dock friends say they leave theirs on 24/7 while on shore power.

Seems likely to listen to previous owner suggestions..but what to most of of you do?
 
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It depends on your charger type is. Many of the newer "smartchargers" have a 3 stage charging cylce. Fast, Absorbtion and float. My boat had a bad ProMariner Flyback 20-3 when I bought it. I called Promariner to see if it was worth repairing. They offered a new Smart Charger for 50% off list. I bought the ProMariner ProNautic 1240.
It's a great charger and it won't run the risk of damaging, boiling the batteries.
 

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