I've got a zillion "power cords" lying around. And, am always hunting for
*extension* cords of similar quality/capacity (I don't want to keep both types of cords in the same place as it makes it confusing to grab one and belatedly discover -- when the other end appears -- that it's not what you were hoping for)
[Likewise for USB cables, etc.]
So, I bought a bunch of these:
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with appropriate variations on each end, based on the cords to which they must mate. A lot easier to keep them in a box and the cords "hanging" and piece together what I need *as* I need it.
FWIW