Seagate External Power Supply Adapter

[TheMightyQuin]

Don't ignore what Noxibox said...
Some (likely the generic Ellies) allow polarity reversal. Make sure you get it right. The original will specify the polarity on the label somewhere.

In this one, the outer bit is negative and the inner is positive.

View attachment 663364

Yep. Very important actually.

https://www.groovypost.com/howto/choose-right-power-adapter-charger-phone-laptop/