Lister Petter LP322EVG1 vs Perkins 1103D-33G2
The Lister Petter LP322EVG1 and Perkins 1103D-33G2 are both diesel generator engines in a similar power class. Both are rated at roughly 35 kVA. Displacement is 2.2 L versus 3.3 L. The table below compares their full specifications side by side.
| Specification | Lister Petter LP322EVG1 | Perkins 1103D-33G2 |
|---|---|---|
| Headline rating | 35 kVA | 35 kVA |
| Standby (50 Hz) | 28 kWe | 28 kWe |
| Prime (50 Hz) | 25 kWe | 25 kWe |
| Standby (60 Hz) | 33 kWe | — |
| Prime (60 Hz) | 30 kWe | — |
| Displacement | 2.2 L | 3.3 L |
| Configuration | L3 | L3 |
| Cylinders | 3 | 3 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Euro Stage V | Euro Stage IIIA / U.S. EPA Tier 3 |
| Dry weight | — | — |
| Origin | United Kingdom | United Kingdom |
Choosing between Lister Petter LP322EVG1 and Perkins 1103D-33G2
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.