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Message: <blockquote data-quote="helotaxi" data-source="post: 2415959" data-attributes="member: 550915"><p>Fuses only get really hot when there is a bad connection.  Otherwise they either pass current with negligible resistance or they blow.  Resistance coupled with current is what causes heat.  Without the additional draw of the sub amp, there is probably very little current being drawn.  I would estimate that your sub amp is pulling on the order of 5x more current than your mid-high amp.  5x more current is 5x more heat produced on the bad connection.  It the problem was the amp, the terminals on the amp would be what was melting, not the fuse blocks upstream from them.</p></blockquote><p></p>

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