What size fuse should i use?

[shortyg83 10+ year member]

I have a hifonics herxx its running at around 2200-2300wrms. I have an 80 amp glass tube fuse that seems to blow once a month or so I was wondering if I should be using something bigger?

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[p3fosgate-impal]

try 100

 

[bigbirney420 10+ year member]

at least a 100, if amp really puts out more tha 2k then you need closer to 200 or 250 anl fuse