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Built for operators who demand precision and control, this 2020 Komatsu PC120-6 delivers dependable mid-class excavation performance from its base in Guangdong, China. Powered by the proven Komatsu SAA4D95LE-3 engine producing 64 kW at 2,200 RPM, this 12-ton machine runs a water-cooled, turbocharged, and intercooled direct-injection diesel configuration — engineered for consistent output across demanding job cycles.
From the operator's seat, the PC120-6 offers a well-positioned cab with a full height of 2,175 mm, designed to provide clear sightlines across the work envelope. A maximum digging radius of 8,290 mm and digging depth of 5,520 mm give operators confident reach without repositioning, while the 70° climbing ability and dual travel speeds of 2.7–5.5 km/h ensure stable maneuvering across varied terrain.
- Operating weight: 12,030 kg | Bucket capacity: 0.5 m³
- Bucket digging force: 8,800 kN | Arm digging force: 6,300 kN
- Main pump maximum flow: 226 L/min
- Fuel tank: 247 L | Hydraulic tank: 90 L
- Track gauge: 1,990 mm | Track plate width: 500 mm
- Maximum unloading height: 6,170 mm
- Ground pressure: 0.39 kg/cm²
| Specifications | Value |
|---|---|
| No. | 1068809 |
| Tonnage (tons) | 12 |
| Working weight (kg) | 12030 |
| Bucket capacity (m³) | 0.5 |
| Rod length (mm) | 2100 |
| power | Traditional power |
| manufacturer | Joint venture/Import |
| bucket | backhoe |
| Engine type | Komatsu Komatsu SAA4D95LE-3 |
| Rated power (kw/rpm) | 64/2200 |
| Cooling mode | water-cooling |
| Displacement (L) | 3.26 |
| Working form | Direct injection, turbocharged, intercooled diesel engine |
| Ground specific pressure (Kpa) | 0.39kg/c㎡ |
| Rotation speed (rpm) | 11 |
| Climbing ability (%) | 70/30 ° |
| Bucket digging force (kN) | 8800 |
| Rod digging force (kN) | 6300 |
| Travel speed (km/h) | 2.7-5.5 |
| Maximum flow of main pump (l/min) | 226L/min |
| Traveling Hydraulic Circuit (Mpa) | 355kg/c㎡ |
| Rotary Hydraulic Circuit (Mpa) | 295kg/c㎡ |
| Control Hydraulic Circuit (Mpa) | 30kg/c㎡ |
| Hydraulic crushing pipeline is standard | no |
| Working Hydraulic Circuit (Mpa) | 325kg/c㎡ |
| Fuel Tank (L) | 247 |
| Hydraulic Tank (L) | 90 |
| Engine Oil changes (L) | 11 |
| Coolant (L) | 13.4 |
| Total transport length (mm) | 7599 |
| Total transport height (mm) | 2175 |
| Full cab height (mm) | 2175 |
| Counterweight ground clearance (mm) | 855 |
| Minimum ground clearance (mm) | 400 |
| Back end turning radius (mm) | 2110 |
| Total track length (mm) | 3610 |
| Track gauge (mm) | 1990 |
| Track plate width (mm) | 500 |
| Track ground length (mm) | 2880 |
| Maximum digging radius (mm) | 8290 |
| Maximum digging depth (mm) | 5520 |
| Maximum excavation height (mm) | 8610 |
| Maximum unloading height (mm) | 6170 |
| Maximum vertical digging depth (mm) | 4940 |
| Bulldozer lift or depth (mm) | No bulldozer |
| Maximum excavation radius of stop surface (mm) | 8170 |
| Maximum effective digging depth (mm) | 5315 |
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