Product Description
Built to outlast demanding job sites, this 2020 Komatsu PC56-7 mini excavator stands as a proven workhorse in the 5-ton class. Now available from Zhejiang, China, this machine carries a track record of reliable performance backed by Komatsu's industry-trusted engineering. Powered by the Komatsu S4D87E-1 water-cooled engine producing 34.5 kW at 2,300 RPM, it delivers consistent digging force across a full shift without compromise.
Durable by design, the PC56-7 is built for contractors who need dependable output day after day. With a working weight of 5,300 kg and a ground pressure of just 30.7 kPa, it handles confined and sensitive surfaces without sacrificing stability or reach.
- Engine: Komatsu S4D87E-1 | 34.5 kW / 2,300 RPM | 2.434L Displacement
- Bucket Capacity: 0.055 – 0.22 m³ (backhoe configuration)
- Maximum Digging Depth: 3,810 mm | Max Digging Radius: 6,130 mm
- Travel Speed: 2.6 / 4.1 km/h | Working Hydraulic Circuit: 26.5 MPa
- Fuel Tank: 120 L | Hydraulic Tank: 55 L
- Transport Dimensions: 5,935 mm (L) × 1,960 mm (W) × 2,550 mm (H)
| Specifications | Value |
|---|---|
| No. | 1093571 |
| 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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