






Product Description
Proven in the field since 2017, this Doosan DX120 excavator demonstrates the durability that construction professionals demand. Engineered with a robust D34D engine delivering 71kW at 1850 rpm, this 12-ton workhorse combines reliability with impressive performance metrics. Operating weight of 12,200kg provides exceptional stability, while the 0.51m³ bucket capacity ensures productive material handling on every job site.
Built for endurance, this machine features a 4300mm boom and 2260mm arm configuration that reaches a maximum digging depth of 5150mm and excavation radius of 7620mm. The backhoe delivers powerful digging forces—99kN bucket force and 63.2kN arm force—tackling demanding applications with confidence. With 260L fuel capacity and axial piston hydraulic motors, this DX120 maintains consistent performance throughout extended shifts.
Key Specifications:
- Operating Weight: 12,200kg | Engine: D34D (71kW)
- Max Digging Depth: 5150mm | Max Reach: 7620mm
- Bucket Capacity: 0.51m³ | Travel Speed: 4.5/2.8 km/h
- 35° Climbing Ability | 260L Fuel Tank
- Currently Located: Guilin, Guangxi
| Specifications | Value |
|---|---|
| No. | 1039244 |
| Tonnage (tons) | 12 |
| Working weight (kg) | 12200 |
| Bucket capacity (m³) | 0.51 |
| Boom length (mm) | 4300 |
| Rod length (mm) | 2260 |
| Country of origin | Yantai |
| power | Traditional power |
| manufacturer | Joint venture/Import |
| bucket | backhoe |
| Engine type | D34D |
| Rated power (kw/rpm) | 71 / 1850 |
| Cylinder diameter × stroke (mm) | 98 x 113 |
| Number of cylinders (PCS) | 4 |
| Ground specific pressure (Kpa) | 43 |
| Rotation speed (rpm) | 11.5 |
| Climbing ability (%) | 35 ° |
| Bucket digging force (kN) | 99 / 105 |
| Rod digging force (kN) | 63.2 / 67 |
| Maximum tractive force (kN) | 11.9 |
| Travel speed (km/h) | 4.5 / 2.8 |
| Turning torque (Nm) | 40 |
| Type of walking hydraulic motor | Axial piston hydraulic motor |
| Fuel Tank (L) | 260 |
| Hydraulic Tank (L) | 152 |
| Total transport length (mm) | 7315 |
| Total transport width (mm) | 2540 |
| Total transport height (mm) | 2775 |
| Full cab height (mm) | 835 |
| Counterweight ground clearance (mm) | 895 |
| Minimum ground clearance (mm) | 410 |
| Minimum turning radius of front working device (mm) | 2445 |
| Back end turning radius (mm) | 2130 |
| Total track length (mm) | 3315 |
| Track plate width (mm) | 500 |
| Total track width (mm) | 2490 |
| Maximum digging radius (mm) | 7620 |
| Maximum digging depth (mm) | 5150 |
| Maximum excavation height (mm) | 7955 |
| Maximum unloading height (mm) | 5640 |
| Maximum vertical digging depth (mm) | 3605 |
| Maximum excavation radius of stop surface (mm) | 7465 |
| Maximum effective digging depth (mm) | 3605 |
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