| Model | DOOSAN ENGINE | Continuous power | Standby power | ||
| KW | KVA | KW | KVA | ||
| FKS-D55 | DB58 | 50 | 62.5 | 55 | 68.75 |
| FKS-D70 | D1146 | 64 | 80 | 70 | 87.5 |
| FKS-D101 | D1146T | 92 | 115 | 101 | 126.25 |
| FKS-D145 | P086TI-1 | 132 | 165 | 145 | 181.25 |
| FKS-D176 | P086TI | 160 | 200 | 176 | 220 |
| FKS-D242 | P126TI | 220 | 275 | 242 | 302.5 |
| FKS-D264 | P126TI-11 | 240 | 300 | 264 | 330 |
| FKS-D320 | P158LE-1 | 288 | 360 | 320 | 400 |
| FKS-D370 | P158LE | 320 | 400 | 370 | 462.5 |
| FKS-D400 | P158LE-S | 362 | 452.5 | 400 | 500 |
| FKS-D450 | P180LE | 400 | 500 | 450 | 562.5 |
| FKS-D450 | P180LE-S | 400 | 500 | 450 | 562.5 |
| FKS-D506 | P222LE-1 | 460 | 575 | 506 | 632.5 |
| FKS-D528 | P222LE | 480 | 600 | 528 | 660 |
| FKS-D552 | P222LE-S | 503 | 628.75 | 552 | 690 |
| FKS-D589S | P222LE-II | 560 | 700 | 600 | 750 |
| FKS-D646S | P222FE-11 | 650 | 812.5 | ||
