Kubota D722-E4B-EU-X2 vs Lister Petter SA315G1
The Kubota D722-E4B-EU-X2 and Lister Petter SA315G1 are both diesel generator engines in a similar power class. The Kubota D722-E4B-EU-X2 is the higher-output unit (14 kVA vs 13 kVA). Displacement is 0.722 L versus 1.5 L. The table below compares their full specifications side by side.
| Specification | Kubota D722-E4B-EU-X2 | Lister Petter SA315G1 |
|---|---|---|
| Headline rating | 14 kVA | 13 kVA |
| Standby (50 Hz) | — | 10.4 kWe |
| Prime (50 Hz) | — | 9.6 kWe |
| Standby (60 Hz) | 11 kWe | 12 kWe |
| Prime (60 Hz) | 10 kWe | 11 kWe |
| Displacement | 0.722 L | 1.5 L |
| Configuration | L3 | L3 |
| Cylinders | 3 | 3 |
| Rated speed | 3,600 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Final Tier 4 / China Nonroad Stage IV | Euro Stage II |
| Dry weight | — | — |
| Origin | Japan | United Kingdom |
Choosing between Kubota D722-E4B-EU-X2 and Lister Petter SA315G1
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 Kubota D722-E4B-EU-X2 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.