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How many amps can I safely pull from my BF225?

metal-chicken

Regular Contributor
Thinking of changing to a lithium house battery charged with a Victron DC-DC charger.
I know my 2006 BF225 has 60A available for charging but how much of that can I safely pull for around 10-30 minutes without causing damage?

I know 30A should be fine but could 8 go to maybe 50A?
 
How is the 30 amp figure known?

I am thinking that it might depend upon airflow to and through the alternator and the temperature of the air.

Honda must think that 60 amps is acceptable as that is what they say at their website.

Reason why I brought up Mercury Marine is because they have approved the use of certain lithium batteries with their alternators with apparently no concern regarding current flow. I would think that a Honda alternator would be as robust as a Mercury Marine alternator, if not moreso.
 
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