







Product Description
Powered by the robust Komatsu S4D87E-1 engine delivering 34.5 kW at 2300 rpm, this 2019 PC56-7 mini excavator represents proven engineering from Komatsu's Jining manufacturing facility. The 4-stroke, water-cooled direct injection motor with 2.434L displacement provides reliable performance across demanding jobsites, while the advanced hydraulic system operates at 26.5 MPa working pressure with fixed plunger rotary motor and dual variable plunger travel motors for precise control.
Key technical specifications include:
- Operating weight: 5,300 kg with bucket capacity range 0.055-0.22 m³
- Maximum digging reach: 6,130 mm with 3,810 mm digging depth
- Compact transport dimensions: 5,935 mm length × 1,960 mm width × 2,550 mm height
- Dual-speed travel: 2.6/4.1 km/h with 320 mm ground clearance
- 9 rpm rotation speed with 1,650 mm rear swing radius
- 120L fuel capacity and 55L hydraulic tank for extended operation
Currently located in Dezhou, Shandong Province, this machine combines Japanese engineering quality with practical performance for construction, landscaping, and utility projects worldwide.
| Specifications | Value |
|---|---|
| No. | 1035728 |
| Tonnage (tons) | 5 |
| Working weight (kg) | 5300 |
| Bucket capacity (m³) | 0.055-0.22 |
| Country of origin | Jining, Shandong Province |
| power | Traditional power |
| manufacturer | Joint venture/Import |
| bucket | backhoe |
| Engine type | Komatsu S4D87E-1 |
| Rated power (kw/rpm) | 34.5/2300 |
| Cooling mode | water-cooling |
| Displacement (L) | 2.434 |
| Working form | 4-stroke, water-cooled in-line, direct injection motor, stroke :102.4mm, cylinder diameter :87mm. |
| Ground specific pressure (Kpa) | 30.7 |
| Rotation speed (rpm) | 9 |
| Travel speed (km/h) | 2.6/4.1 |
| Rotary hydraulic motor type | Fixed plunger type x 1 |
| Type of walking hydraulic motor | Variable plunger type x 2 |
| Traveling Hydraulic Circuit (Mpa) | 26.5 |
| Rotary Hydraulic Circuit (Mpa) | 19.6 |
| Hydraulic crushing pipeline is standard | no |
| Working Hydraulic Circuit (Mpa) | 26.5 |
| Bucket cylinders - Number × diameter × stroke (mm) | 75 x 580 x 50 |
| Bucket rod cylinders - Number × diameter × stroke (mm) | 85 * 709.5 * 55 |
| Boom cylinders - Number × diameter × stroke (mm) | 90 * 689.5 * 55 |
| Fuel Tank (L) | 120 |
| Hydraulic Tank (L) | 55 |
| Engine Oil changes (L) | 9.7 |
| Coolant (L) | 8 |
| Total transport length (mm) | 5935 |
| Total transport width (mm) | 1960 |
| Total transport height (mm) | 2550 |
| Full cab height (mm) | 2550 |
| Minimum ground clearance (mm) | 320 |
| Back end turning radius (mm) | 1650 |
| Total track length (mm) | 2500 |
| Track gauge (mm) | 1560 |
| Track plate width (mm) | 400 |
| Total track width (mm) | 1960 |
| Track ground length (mm) | 1980 |
| Maximum digging radius (mm) | 6130 |
| Maximum digging depth (mm) | 3810 |
| Maximum excavation height (mm) | 5860 |
| Maximum unloading height (mm) | 4130 |
| Maximum vertical digging depth (mm) | 3060 |
| Bulldozer lift or depth (mm) | 355 |
| Maximum excavation radius of stop surface (mm) | 5980 |
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