SDEC 4HTAA4.5-G41 vs Volvo Penta TAD582VE
The SDEC 4HTAA4.5-G41 and Volvo Penta TAD582VE are both diesel generator engines in a similar power class. Both are rated at roughly 149 kVA. Displacement is 4.5 L versus 5.13 L. The table below compares their full specifications side by side.
| Specification | SDEC 4HTAA4.5-G41 | Volvo Penta TAD582VE |
|---|---|---|
| Headline rating | 149 kVA | 148 kVA |
| Standby (50 Hz) | 119 kWe | 118 kWe |
| Prime (50 Hz) | 108 kWe | 108 kWe |
| Standby (60 Hz) | — | 132 kWe |
| Prime (60 Hz) | — | 120 kWe |
| Displacement | 4.5 L | 5.13 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,500 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel/HVO |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China National Stage IV / Unregulated | Euro Stage V / U.S. EPA Final Tier 4 |
| Dry weight | — | — |
| Origin | China | Sweden |
Choosing between SDEC 4HTAA4.5-G41 and Volvo Penta TAD582VE
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 SDEC 4HTAA4.5-G41 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.