Synertrade specializes in complete excavators, loaders and their attachments.

DEVELON DX1250HD Hydraulic Excavator
PRODUCT PARAMETERS
- Model: DX1250HD
- Operating Weight: 118,000 kg
- Engine: 567 kW high-pressure common rail engine
- Rated Power: 567 kW
- Bucket Capacity: 8.57 m³ (optional 6.7 m³ heavy-duty bucket)
- Max. Digging Radius: 13,760 mm
- Track Width: 5,560 mm
DESCRIPTION
PRODUCTS DESCRIPTION
The DEVELON DX1250HD is a 125-ton hydraulic excavator designed specifically for ultra-large mines and extreme operating conditions. Equipped with a 567 kW high-pressure engine and an 8.57 m³ super-large bucket, it features an innovative multi-mode power regulation system and reinforced durable structure, making it an industry-leading efficient and energy-saving mining solution. Its intelligent hydraulic system automatically adjusts unloading priority, improving operational efficiency by 25%, while advanced operator comfort and safety features ensure reliable performance under the harshest conditions.
PRODUCTS STRUCTURE

TECHNICAL PARAMETER
Item | Specification |
---|---|
Engine Model | Cummins QSK23 |
Engine Type | Water-cooled, 4-stroke |
Rated Power | 567 kW / 1,800 rpm |
Max Torque | 353.7 kgf·m / 1,350 rpm |
Bore & Stroke | 170 × 170 mm |
Displacement | 23,000 cc |
Main Pump Type | Variable Piston Pump |
Main Pump Max Flow | 3 × 531 L/min |
Pilot Pump Max Flow | 1 × 117 L/min |
Travel Motor Type | Axial Piston Motor, Dual Speed with Brake & Parking Brake |
Swing Motor Type | Axial Piston Motor |
Swing System Drive | Axial Piston Motor with Automatic Brake |
Swing Reduction | Planetary Gear Reduction |
Swing Lubrication | Grease |
Working Circuit Pressure | 320 kgf/cm² |
Swing Brake | Multi-Plate Brake |
Swing Speed | 5.6 rpm |
FAQ
Synertrade is the official distributor of Korea’s DEVELON full line of construction machinery, including excavators, wheel loaders, and rigid trucks. We also offer a wide range of genuine attachments such as buckets, hydraulic breakers, and grapples to meet diverse worksite needs.
Our equipment and attachments are primarily shipped via sea freight to ensure safe delivery to ports worldwide. For urgent or special orders, we can also arrange land or air transport. Full shipping tracking is provided for all orders.
Yes. We offer customization based on specific worksite requirements, including machine configurations, attachment selection, and additional features. Customers provide their requirements, and we deliver professional solutions and quotations.
The process is simple: choose the desired machine and attachments → contact our sales advisor to confirm specifications and pricing → sign the contract → arrange payment and sea shipment → delivery of equipment and attachments. Our team ensures smooth guidance at every step.
We provide DEVELON factory warranties, spare parts supply, maintenance guidance, and technical support. Whether it’s machine or attachment operation, maintenance, or troubleshooting, we ensure your equipment runs efficiently and reliably.