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what size fuse

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=71850
Printed Date: July 04, 2025 at 5:39 PM


Topic: what size fuse

Posted By: oxygen65
Subject: what size fuse
Date Posted: January 30, 2006 at 4:08 PM

can someone tell me how to figure out what size fuse i should be using

i have a  1500 watt hifonics brutus amp 0 gauge wire and it is run into a 10 farad cap and out of the cap are 2 4 gauge wires, so what size fuses/ circuit breakers should i be using?




Replies:

Posted By: geepherder
Date Posted: January 30, 2006 at 9:19 PM

Your manual should say what rating fuse is recommended.



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My ex once told me I have a perfect face for radio.




Posted By: oxygen65
Date Posted: January 31, 2006 at 2:29 PM
no im not talking about the fuses that go into the amp, im talking about the ones in the distributer block




Posted By: dullard
Date Posted: January 31, 2006 at 10:34 PM
This link should help, https://www.bcae1.com/  It has a power deisgn assistant. From the main page use the menu on the right and go to #16 (wire) scrool down, or better yet read down untill u get to the System power design assistant, read directions and have fun. hope this is what u were lookin for.




Posted By: Alpine Guy
Date Posted: January 31, 2006 at 11:56 PM
300 amp fuse at the battery, and 2 150 amp fuses in the distro block. Those fuses protect the wires, and the fuse on your amp obviously protects the amp.

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2003 Chevy Avalanche,Eclipse CD7000,Morel Elate 5,Adire Extremis,Alpine PDX-4.150, 15" TC-3000, 2 Alpine PDX-1.1000, 470Amp HO Alt.





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