| ZPU anti-aircraft gun | |
|---|---|
 ZPU-2 | |
| Type | Anti-aircraft gun Heavy machine gun |
| Place of origin | Soviet Union |
| Service history | |
| In service | 1949–present |
| Used by | See Operators for users |
| Wars | See Wars for wars |
| Production history | |
| Manufacturer | Zpu |
| Variants | ZPU-1, ZPU-2, ZPU-4 |
| Specifications | |
| Shell | 14.5x114mm |
| Caliber | 14.5 mm |
| Barrels | 1-4 |
| Action | Short recoil operation |
| Effective firing range | 1.4 km (0.87 mi) |
| Maximum firing range | 8 km (5.0 mi) |
| Feed system | 150 round belt each |
The ZPU (Russian: ЗПУ; зенитная пулемётная установка, romanized: zenitnaya pulemotnaya ustanovka, meaning "anti-aircraft machine gun mount") is a family of towed anti-aircraft guns based on the Soviet 14.5×114mm KPV heavy machine gun. It entered service with the Soviet Union in 1949 and is used by over 50 countries worldwide.
Quadruple-barreled (ZPU-4), double-barreled (ZPU-2 and ZU-2), and single-barreled (ZPU-1) versions of the weapon exist.