| Port Security Unit |
Military |
PSU |
| Public Sector Unit |
Banking |
PSU |
| Power Sensor Unit |
Space Science |
PSU |
| Prince Of Songkla University |
University |
PSU |
| Penn State |
Other |
PSU |
| Public Sector Union |
Union |
PSU |
| Power Supply Unit |
Electronics |
PSU |
| Pennsylvania State University |
University |
PSU |
| Power supply |
Other |
PSU |
| Polysulfone |
Plasctic |
PSU |
| Power Switching Unit |
Space Science |
PSU |
| Portland State University |
University |
PSU |
| Putussibau |
Airport Code |
PSU |
| power supply unit, |
Government |
PSU |
| Project Support Unit |
Messaging |
PSU |
| Prescribing Support Unit |
Military and Defence |
PSU |
| Partido Socialista Unificado |
Other |
PSU |
| Primary Sampling Unit |
Transportation |
PSU |
| Public Sector Undertaking |
Business |
PSU |
| Page Set Up |
Computing |
PSU |
| power switching unit, 3 |
Government |
PSU |
| Police Support Unit |
Police |
PSU |
| Plymouth State University |
Other |
PSU |
| Penn State University |
University |
PSU |
