The PC400-8R gets its exceptional power and work capacity from a Komatsu SAA6D125E-5 engine. Output is 257 kW 345 HP, providing increased hydraulic power and improved fuel efficiency. The SAA6D125E-5 engine is U.S. EPA Tier 2 and EU Stage 2 emissions equivalent. The SAA6D125E-5 engine adopts the electronically controlled Heavy Duty High Pressure Common Rail (HPCR) fuel injection system.
| KAMATUS PC400-7 | |
| Length *Width*highth | 11.94×3.34×3.66m |
| weight | 40t |
| Engine | KOMATSU SAA6D1125E-5 |
| Engine oil | 37L |
| Driving Typing | Direct Injection |
| Power | 350kw |
| Number of driving wheels | 2 |
| Number of guide wheels | 2 |
| Number of sprockets | 4 |
| Number of track rollers | 16 |
| Track pad | 94 |
| Track chain | 5450*600 |
| Bucket Capacity | 2.5m3 |
| Motor | Axial piston type×1 |
| Motor | Axial piston type×2 |
| Hydraulic pump | Variable displacement piston pump |
| Motor | Axial piston hydraulic motor |
| Hammer | 175,180mm |
