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How can I determine if my alternator is the 150A or 250A version?

3.7K views 4 replies 5 participants last post by  koggedb  
#1 ·
Hi, I have a new-to-me 2016 Transit HR Extended 15 Passenger Wagon.
It has dual AGM starter batteries, probably to help with the dual A/C system (front and rear).

My questions are:
1. How can I find out if my vehicle has the 150A or higher output 250A alternator?
2. What is the maximum allowable current draw from the 250A alternator for charging house batteries in a campervan conversion using a DC-TO-DC charger? I know that it is 30A for the 150A alternator.

Thanks for the help...
Al