| Manufacturer | PZL |
| Model | CSS-12 |
| Modification | CSS-12 |
| Country | Poland |
| Years | 19 |
| Type | Passenger aircraft |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 18.50 m |
| Length | 12.75 m |
| Height | 5.00 m |
| Wing area | 40.10 m2 |
| Zero fuel weight | - |
| Empty weight | 3734 kg |
| Maximum takeoff weight | 5500 kg |
| Normal takeoff weight | - |
| Flight duration | - |
| Engine | 2 Argus As411 A1 |
| Power | 2 x 580 HP |
| Thrust | - |
| Maximum speed | 365 km/h |
| Cruising speed | 305 km/h |
| Rate of climb | - |
| Practical range | 600 km |
| Service ceiling | 6440 m |
| Hovering ceiling | - |
| Crew | 2 |
