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Caterpillar 320 Medium Excavator from China Suppliers - Reliable Factory for Earthmoving & Construction Solutions
Benefits
Why Choose the Cat® 320 Medium Excavator?
Engineered for global job sites, the Cat® 320 excels across Southeast Asia's urban renewal, Africa's rugged infrastructure, Latin America's agri-infra projects, the Middle East's high-intensity construction, city upgrades, and Europe/North America's precision contracting.
It delivers unbeatable value with:
- ✅Fuel efficiency for low daily costs in the Philippines, Nigeria, and Brazil.
- ✅Rugged durability for rocky terrain in Kenya, Chile, and the Middle East.
- ✅Versatile attachments for earthmoving, demolition, and material handling across Vietnam, Mexico, and Australia.
- ✅Full certification for fast customs clearance in the EU, UAE, and Southeast Asia.
- ✅Global after-sales via Cat's dealer network, ensuring uptime in every region.
Choose the 320 for reliable performance—wherever your projects take you.
Features At A Glance
Latest Features
Do More With Less Fuel
Efficiency Through Technology
Take The Guesswork Out Of Managing Your Equipment
Designed For Operators
Simple To Operate
Save On Service And Maintenance
Safely Home Every Day
Attachment
Specifications
| Engine | Net Power - ISO 9249 | 117 kW |
| Net Power - ISO 9249 (DIN) | 159 hp (metric) | |
| Engine Model | Cat® C7.1 | |
| Engine Power - ISO 14396 | 118 kW | |
| Engine Power - ISO 14396 (DIN) | 160 hp (metric) | |
| Bore | 105 mm | |
| Stroke | 135 mm | |
| Displacement | 7.01 l | |
| Biodiesel Capability | Up to B20¹ | |
| Emissions | Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. | |
| Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. | |
| Note (2) | ¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or "Caterpillar Machine Fluids Recommendations" (SEBU6250) for details. *For use of blends higher than 20% biodiesel, consult your Cat dealer. **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. | |
| Weights | Operating Weight | 21,300 kg |
| Note | Heavy Duty (HD) Reach boom, HD R2.9 (9'6") stick, HD 1.19 m³ (1.56 yd³) bucket, 600 mm (24") triple grouser shoes, and 3700 kg (8,200 lb) counterweight. | |
| Working Ranges and Forces | Maximum Digging Depth | 6,720 mm |
| Boom | HD Reach 5.7 m (18'8") | |
| Stick | HD Reach 2.9 m (9'6") | |
| Bucket | HD 1.19 m³ (1.56 yd³) | |
| Maximum Reach at Ground Level | 9,860 mm | |
| Maximum Cutting Height | 9,370 mm | |
| Maximum Loading Height | 6,490 mm | |
| Minimum Loading Height | 2,170 mm | |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 6,550 mm | |
| Maximum Vertical Wall Digging Depth | 5,190 mm | |
| Bucket Digging Force - ISO | 150 kN | |
| Stick Digging Force - ISO | 106 kN | |
| Hydraulic System | Main System - Maximum Flow | 429 l/min (113 gal/min) |
| Maximum Pressure - Equipment | 35,000 kPa | |
| Maximum Pressure - Equipment - Lift Mode | 38,000 kPa | |
| Maximum Pressure - Travel | 34,300 kPa | |
| Maximum Pressure - Swing | 27,500 kPa | |
| Swing Mechanism | Swing Speed* | 11.3 r/min |
| Maximum Swing Torque | 82 kN·m | |
| Note (1) | *For CE-marked machine default value may be set lower. | |
| Service Refill Capacities | Fuel Tank Capacity | 345 l |
| Cooling System | 25 l | |
| Engine Oil | 25 l | |
| Swing Drive | 6 l | |
| Final Drive - Each | 5 l | |
| Hydraulic System - Including Tank | 234 l | |
| Hydraulic Tank | 115 l | |
| Dimensions | Boom | HD Reach 5.7 m (18'8") |
| Stick | HD Reach 2.9 m (9'6") | |
| Bucket | HD 1.19 m³ (1.56 yd³) | |
| Shipping Height - Top of Cab | 2,960 mm | |
| Handrail Height | 2,950 mm | |
| Shipping Length | 9,530 mm | |
| Tail Swing Radius | 2,830 mm | |
| Counterweight Clearance | 1,050 mm | |
| Ground Clearance | 470 mm | |
| Track Length | 4,450 mm | |
| Length to Center of Rollers | 3,650 mm | |
| Track Gauge | 2,380 mm | |
| Transport Width | 2,980 mm | |
| Air Conditioning System | Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons). |
Frequently Asked Questions
Q
What is the operating weight of the Cat® 320 Medium Excavator?
The Cat® 320 has an operating weight of 21,300 kg, configured with a Heavy Duty (HD) Reach boom, HD R2.9 (9'6") stick, HD 1.19 m³ bucket, 600 mm triple grouser shoes, and a 3,700 kg counterweight.
Q
What engine powers the Cat® 320, and how much power does it produce?
The Cat® 320 is powered by the Cat® C7.1 engine, delivering a net power of 117 kW (159 hp metric) per ISO 9249, and 118 kW (160 hp metric) per ISO 14396. It meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Q
What is the maximum digging depth of the Cat® 320?
The Cat® 320 offers a maximum digging depth of 6,720 mm, with a maximum reach at ground level of 9,860 mm and a maximum cutting height of 9,370 mm — making it highly capable for a wide range of excavation tasks.
Q
Is the Cat® 320 suitable for use in different countries and regions?
Yes. The Cat® 320 is engineered for global job sites, including Southeast Asia, Africa, Latin America, the Middle East, Europe, and North America. It holds full certifications for fast customs clearance in the EU, UAE, and Southeast Asia, and is supported by Cat's worldwide dealer network for after-sales service.
Q
Does the Cat® 320 support biodiesel or alternative fuels?
Yes. The Cat® C7.1 engine supports up to B20 biodiesel blends as standard. With proper consultation from your Cat dealer, it can also be compatible with 100% biodiesel FAME, 100% renewable diesel (HVO), and GTL (gas-to-liquid) fuels, supporting lower-carbon intensity operations.
Q
What types of attachments are compatible with the Cat® 320?
The Cat® 320 supports a wide range of versatile attachments for earthmoving, demolition, and material handling applications. Its hydraulic system delivers a maximum flow of 429 l/min with equipment pressures up to 38,000 kPa in lift mode, ensuring powerful and efficient attachment performance on any job site.