Machine Stable is an authorized distributor of the DEVELON brand under HD Hyundai.
PRODUCTS DESCRIPTION
The DEVELON DX300LC-7B medium excavator is designed for mining, small-scale construction, and government infrastructure projects. Equipped with a powerful engine and the upgraded SPC3 Intelligent Power Control System, it automatically adjusts engine speed and hydraulic torque based on actual working conditions, improving operational efficiency and fuel consumption. Operators can select Power (P), Standard (S), or Economy (E) modes. The ACE hydraulic system provides faster operation and higher load capacity. Monolithic cast components and an optimized chassis ensure durability and stability. Ground-level maintenance access simplifies daily checks, reducing downtime and enhancing productivity.
PRODUCTS STRUCTURE

TECHNICAL PARAMETER
| Parameter | Unit | DX300LC-7B |
|---|---|---|
| Operating Weight | kg | 30,800 |
| Bucket Capacity (SAE Heaped) | m³ | 1.47 – 1.65 |
| Engine Power (SAE J1349, Net) | kW (hp) @ rpm | 183 kW (260 hp) @ 1,800 rpm (Gross Power) |
| Engine Model | – | DEVELON DL08 |
| Travel Speed | km/h | 3.1 / 5.6 |
| Maximum Digging Reach | mm | 10,671 |
| Maximum Digging Depth | mm | 7,244 |
| Maximum Digging Height | mm | 10,255 |
| Overall Length | mm | 10,615 |
| Overall Width | mm | 3,200 |
| Overall Height | mm | 3,697 |






