Used Digger 12 Tons 312DL CAT Excavator Engine Pump Construction Machine
Used 8 Tons CAT Excavator
High Quality Used Digger CAT312DL 12 Tons Excavator Engine Pump Cheap Japan Made Construction Machine
Cat excavators are known for their durability, stability and efficiency and are a well-known brand in the industrial sector. Although our products are used excavators, the quality is reliable because the working hours of the machine is very short, and our spare parts are in sufficient supply and easy to maintain.
Product Specificaton
1. General Specifications
- Operating Weight: ~12,000 - 13,500 kg
- Engine Model: Cat C4.4 ACERT (Tier 4 Final/Stage V compliant)
- Engine Power: ~75 kW (100 hp)
- Displacement: 4.4L diesel
2. Performance Metrics
- Max Digging Depth: ~6.5 - 7.0 m
- Max Reach: ~9.0 - 9.5 m
- Bucket Capacity: 0.28 - 0.67 m³ (varies by configuration)
- Swing Speed: ~10 - 12 rpm
3. Hydraulic System
- Main Pump Flow: ~2 × 100 L/min (dual pumps)
- System Pressure: 34 MPa (standard)
- Pilot Pressure: 3.9 MPa
4. Dimensions & Transport
- Transport Width: ~2.8 m
- Track Length: ~4.0 m
- Ground Clearance: ~0.45 m
5. Additional Features
- Cab: ROPS/FOPS certified, air-conditioned
- Fuel Tank Capacity: ~200 L
- Undercarriage: Triple-flange track rollers for durability
Company production
Shanghai Litong Machinery Equipment Co., Ltd. is located in Qingpu District, Shanghai, China, and has set up a branch office in Hefei, Anhui.The company has been established for more than ten years. Our customers are all over the world and we have a good reputation .
We sell excavators, loaders, graders, cranes,forklifts and all kinds of accessories and more.
Selling machines we are professional.We will do our best to make our customers satisfied with our products and services.
Because of profession, we are trusted.
Because we are trusted, we are more and more professional.
Certificate and Contact
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.





