NPTU
| Acronym | Definition |
|---|---|
| NPTU | Nuclear Power Training Unit |
| NPTU | Nuclear Prototype Training Unit |
| NPTU | National Pingtung Technology University (Taiwan) |
| NPTU | Navy Prototype Training Unit |
| NPTU | Nuclear Propulsion Training Unit |
| NPTU | Number of Production-Type Uses |
| NPTU | Naval Propulsion Training Unit |