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Komatsu PC78MR-6 Specs
Komatsu PC78MR-6 mid-size excavator specifications: excavator type Mid-Size Excavator, weight 8270 kg, horsepower 40 kW, digging depth 418 cm.
Manufacturer specifications
| Specification | Metric | Imperial |
|---|---|---|
| Excavator Type | Mid-Size Excavator | |
| Weight | 8270 kg | 18232 lbs |
| Horsepower | 40 kW | 54 HP |
| Digging Depth | 418 cm | 164 in. |
| Max Digging Depth | 418 cm | 164 in. |
| Max Loading Height | 454.2 cm | 178.8 in. |
| Max Reach Along Ground | 698.0 cm | 274.8 in. |
| Max Vertical Wall Digging Depth | 292.6 cm | 115.2 in. |
| Overall Length | 621.8 cm | 244.8 in. |
| Reference Bucket Capacity | 0.3 m2 | 0.4 cu yds |
| Max Bucket Capacity | 0.4 m2 | 0.5 cu yds |
| Min Bucket Capacity | 0.2 m2 | 0.2 cu yds |
| Ground Clearance | 36.6 cm | 14.4 in. |
| Tail Swing Radius | 143.3 cm | 56.4 in. |
| Overall Width | 234.7 cm | 92.4 in. |
| Engine Make | Komatsu | |
| Engine Model | S4D95LE-3 | |
| Net Power | 40 kW | 54 HP |
| Gross Power | 44.2 kW | 59.3 HP |
| Rated Power | 1850 RPM | |
| Hydraulic Pump Flow Capacity | 159 LPM | 42.3 GPM |
| Hydraulic System Capacity | 110.2 l | 29.1 gal |
| Relief Valve Pressure | 265 Bar | 3841 psi |
| Operating Weight | 8270 kg | 18232 lbs |
| Max Travel Speed | 4.3 km | 2.7 mph |
| Swing Speed | 10 RPM | |
| Cab Height | 274.3 cm | 108.0 in. |
| Aspiration | Turbocharged, aftercooled | |
| Cooling Capacity | 10.6 l | 2.8 gal |
| Fuel Capacity | 125.3 l | 33.1 gal |
| Engine Oil Capacity | 7.6 l | 2.0 gal |
| Operating Voltage | Operating Voltage 24 V | |
| Ground Pressure | 37.2 kPa | 5.4 psi |
| Number of Carrier Rollers per Side | 1 | |
| Number of Track Rollers per Side | 5 | |
| Number of Shoes per Side | 39 | |
| Displacement | 3261.0 cc | 199 cu. in. |
| Shoe Size | 45.2 cm | 17.8 in. |
| No of Cylinders | 4 | |
| Max Cutting Height | 658.4 cm | 259.2 in. |
| Alternator | 25 A | |
| Track Gauge | 189.0 cm | 74.4 in. |
| Removal Counterweight Clearance | 76.2 cm | 30.0 in. |
| Drawbar Pull | 6.600 kg | 14550 lbs |
Source: heavyequipments.net archive (imported 2026-10). Values may vary by variant and production year; seller claims are shown separately on the listing page.
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