Is stack power cable necesasary if we stack two 3850 switches

[knaik99]

Is stack power cable necesasary if we stack two 3850 switches as I am providing both power supply for both switches.

[Mark Malone]

not really if its dual ps

good article on it
https://blogs.cisco.com/enterprise/what-is-stackpower-and-why-should-you-use-it

[Leo Laohoo]

Stack power cable is not necessary but nice to have when installed correctly.