Narrative:

Departed ZZZ and shortly after exiting class D airspace we had a complete electrical failure. Ran through all checklist items and did not regain power. I gave the controls to the student momentarily and contacted tower using my cell phone. Received clearance to land and landed with no further issues.

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Original NASA ASRS Text

Title: PA-44 flight instructor reported returning to departure airport after experiencing complete electrical failure.

Narrative: Departed ZZZ and shortly after exiting Class D airspace we had a complete electrical failure. Ran through all checklist items and did not regain power. I gave the controls to the student momentarily and contacted Tower using my cell phone. Received clearance to land and landed with no further issues.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.