Capacitor Series

An (M) next to the series name is used to denote a 20% tolerance and isn't part of the series name.

A "CE" may mean "Capacitor Electrolytic" and is not part of the series name

For information on Cross Reference tools, go here

Nichicon
Series conversion list

Rubycon
https://media.digikey.com/pdf/Data%20Sheets/Rubycon%20PDFs/USC.pdf