| Model | GJB3750 | |
| Standby | kVA | 3750 |
| Standby | kW | 3000 |
| Prime | kVA | 3250 |
| Prime | kW | 2600 |
| Engine Speed | r.p.m | 1500 |
| Voltage | V | 230/400 |
| Power Factor | Cos Phi | 0,8 |
| Model | GJB3750 | |
| Standby | kVA | 3750 |
| Standby | kW | 3000 |
| Prime | kVA | 3250 |
| Prime | kW | 2600 |
| Engine Speed | r.p.m | 1500 |
| Voltage | V | 230/400 |
| Power Factor | Cos Phi | 0,8 |
