Acela is a train service operated by Amtrak.

Acela may also refer to:

• Acela Express (trainset) – the first-generation rolling stock used on the train service
• Avelia Liberty – the second-generation rolling stock (also known as Acela II) used on the train service
• Northeast Regional – once known briefly as "Acela Regional"
• Clocker (train) – once known briefly as "Acela Commuter"

This disambiguation page lists articles associated with the title Acela.
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