Detroit Diesel 12V71 vs Hyundai DP086CBK
The Detroit Diesel 12V71 and Hyundai DP086CBK are both diesel generator engines in a similar power class. Both are rated at roughly 260 kVA. Displacement is 14 L versus 7.5 L. The table below compares their full specifications side by side.
| Specification | Detroit Diesel 12V71 | Hyundai DP086CBK |
|---|---|---|
| Headline rating | 263 kVA | 256 kVA |
| Standby (50 Hz) | 210 kWe | 205 kWe |
| Prime (50 Hz) | 190 kWe | 186 kWe |
| Standby (60 Hz) | 250 kWe | 234 kWe |
| Prime (60 Hz) | 225 kWe | 211 kWe |
| Displacement | 14 L | 7.5 L |
| Configuration | V12 | L6 |
| Cylinders | 12 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | U.S. EPA Tier 3 |
| Dry weight | — | — |
| Origin | United States | South Korea |
Choosing between Detroit Diesel 12V71 and Hyundai DP086CBK
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 Detroit Diesel 12V71 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.