What powers a fishfinder (Garmin 250)?

waterone1@aol.com

Lieutenant Junior Grade
Joined
Oct 10, 2004
Messages
1,235
Re: What powers a fishfinder (Garmin 250)?

They are a 12V accessory powered by the boat battery.....such as a stereo or vhf.
 

jtexas

Fleet Admiral
Joined
Oct 13, 2003
Messages
8,646
Re: What powers a fishfinder (Garmin 250)?

welcome to iboats, teelah.<br /><br />If you have an electric start engine with an alternator, you can connect it to the cranking battery, no problem.
 
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