Caterpillar 3612 vs Jichai 16V26/32-D
The Caterpillar 3612 and Jichai 16V26/32-D are both diesel generator engines in a similar power class. The Jichai 16V26/32-D is the higher-output unit (6,625 kVA vs 5,375 kVA). Displacement is 221.6 L versus 271.8 L. The table below compares their full specifications side by side.
| Specification | Caterpillar 3612 | Jichai 16V26/32-D |
|---|---|---|
| Headline rating | 5,375 kVA | 6,625 kVA |
| Standby (50 Hz) | 4,300 kWe | — |
| Prime (50 Hz) | 3,880 kWe | 5,300 kWe |
| Standby (60 Hz) | 4,000 kWe | — |
| Prime (60 Hz) | 3,640 kWe | 4,800 kWe |
| Displacement | 221.6 L | 271.8 L |
| Configuration | V12 | V16 |
| Cylinders | 12 | 16 |
| Rated speed | 1,000 / 1,200 RPM | 1,000 / 1,200 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Tier 2 | IMO Tier II |
| Dry weight | — | — |
| Origin | United States | China |
Choosing between Caterpillar 3612 and Jichai 16V26/32-D
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 Jichai 16V26/32-D has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.