Lister Petter SA315G1 vs Yanmar 3TNM68-HGE
The Lister Petter SA315G1 and Yanmar 3TNM68-HGE are both diesel generator engines in a similar power class. The Yanmar 3TNM68-HGE is the higher-output unit (14 kVA vs 13 kVA). Displacement is 1.5 L versus 0.668 L. The table below compares their full specifications side by side.
| Specification | Lister Petter SA315G1 | Yanmar 3TNM68-HGE |
|---|---|---|
| Headline rating | 13 kVA | 14 kVA |
| Standby (50 Hz) | 10.4 kWe | 10.8 kWe |
| Prime (50 Hz) | 9.6 kWe | — |
| Standby (60 Hz) | 12 kWe | 12.8 kWe |
| Prime (60 Hz) | 11 kWe | — |
| Displacement | 1.5 L | 0.668 L |
| Configuration | L3 | L3 |
| Cylinders | 3 | 3 |
| Rated speed | 1,500 / 1,800 RPM | 3,000 / 3,600 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Euro Stage II | U.S. EPA Tier 2 |
| Dry weight | — | — |
| Origin | United Kingdom | Japan |
Choosing between Lister Petter SA315G1 and Yanmar 3TNM68-HGE
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. The Yanmar 3TNM68-HGE has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.