| Model | GJB440 | |
| Standby | kVA | 440 |
| Standby | kW | 352 |
| Prime | kVA | 400 |
| Prime | kW | 320 |
| Engine Speed | r.p.m | 1500 |
| Voltage | V | 230/400 |
| Power Factor | Cos Phi | 0,8 |
| Model | GJB440 | |
| Standby | kVA | 440 |
| Standby | kW | 352 |
| Prime | kVA | 400 |
| Prime | kW | 320 |
| Engine Speed | r.p.m | 1500 |
| Voltage | V | 230/400 |
| Power Factor | Cos Phi | 0,8 |
