Isuzu 4BG1T vs Lovol 1003TG
The Isuzu 4BG1T and Lovol 1003TG are both diesel generator engines in a similar power class. Both are rated at roughly 55 kVA. Displacement is 4.329 L versus 3.3 L. The table below compares their full specifications side by side.
| Specification | Isuzu 4BG1T | Lovol 1003TG |
|---|---|---|
| Headline rating | 55 kVA | 55 kVA |
| Standby (50 Hz) | 44 kWe | 44 kWe |
| Prime (50 Hz) | 40 kWe | 40 kWe |
| Standby (60 Hz) | 52.8 kWe | 52.8 kWe |
| Prime (60 Hz) | 48 kWe | 48 kWe |
| Displacement | 4.329 L | 3.3 L |
| Configuration | L4 | L3 |
| Cylinders | 4 | 3 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | Japan | China |
Choosing between Isuzu 4BG1T and Lovol 1003TG
Use this comparison as an engineering shortlist, then confirm the complete generator package against load profile, voltage, 50/60 Hz frequency, duty class, emissions rules, cooling margin, altitude, ambient temperature, enclosure design, controller features, and alternator sizing.