Stinger SHW14B20 6m power cable, 4GA (25mm²), blue
CCA vs. OFC 1/0 Power Wire - Is Cheaper just as good? Definitive Results - YouTube
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CCA power wire over time, this is Sky High in particular, not that it matters. This is one of many reasons to stick with OFC, tinned OFC being even better yet. :
Copper-clad aluminium wire - Wikipedia
OFC vs CCA | Audioholics Home Theater Forums
What is the difference between CCA and 100% copper? - Netwerkkabel.eu