AC-12
# AC-12

AC-12 may refer to:

## Vehicles

* Southern Pacific class AC-12, a 1940s American steam locomotive class
* Comte AC-12 Moskito, a 1930s Swiss monoplane
* Aerotécnica AC-12, a 1950s Spanish helicopter

## Other uses

* AC-12, an IEC utilization category in electrical engineering
* AC-12, a fictional police anti-corruption unit in Line of Duty, a British television series
