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Key specifications
- Engine (PC78US-11)
- Komatsu SAA3D95E-1 (3-cyl, turbocharged, aftercooled, cooled EGR)
- Net Power (PC78US-11)
- 50.6 kW / 67.9 HP @ 1,850 rpm
- Operating Weight (PC78US-11)
- 7,910 - 8,250 kg (17,438 - 18,188 lbs)
- Bucket Capacity (PC78US-11)
- 0.09 - 0.20 m³ (0.12 - 0.26 yd³)
- Max Digging Depth (PC78US-11)
- 4,660 mm (15'3")
- Max Digging Reach (PC78US-11)
- 6,920 mm (22'8")
Model overview
The Komatsu PC78 series encompasses compact excavators in the 8-tonne class designed for confined space operation. The PC78US-11, the latest North American variant, features EPA Tier 4 Final compliance with innovative KDOC emissions technology that eliminates the need for DPF or DEF fluid. Its short tail swing design (4'7" radius) enables work in tight areas while delivering 68 HP and six selectable working modes for optimal performance.
At a glance
Weight Class7.9 - 8.3 tonnes
Design TypeShort/tight tail swing
Hydraulic SystemHydrauMind CLSS with load sensing
Working Modes6 modes (P, E, L, B, ATT/P, ATT/E)
Specifications sourced from komatsu.com (official manufacturer page).
