The Série 0450 is a type of diesel multiple unit train used by the Portuguese Railways (CP).

They were originally built in 1965-66 as the Série 0400.

Following extensive modernisation and refurbishment in 1999 they were redesignated Série 0450; 19 units are in service.

[1] They are used on numerous services, including the international service between Porto and Vigo.

[2] ABm1-18→