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Caterpillar 345 Tier 3 Large Excavator for Mining & Infrastructure - Reliable China Suppliers & Factory
Benefits
Work Smart
Smart Mode automatically optimizes power output to deliver maximum fuel efficiency. It delivers less power during swinging motions and boosts power when digging for ideal performance.
Modern Cab for Less Fatigue, More Comfort
Built for rugged and demanding job sites, the 345's cab is equipped with advanced safety and comfort features that help reduce operator fatigue, noise, vibration, and extreme temperatures during long working hours.
Save Time and Lower Operating Costs
Cat® Next Generation Excavators feature common components, extended and coordinated service intervals, along with professional customer service and comprehensive product support.
Features At A Glance
Latest Features
Performance Powerhouse
Ultimate Operator Comfort
Intuitive And Empowering To Operate
Easy And Economical Maintenance
Safe Home Every Day
Solutions For Your Success
Dedicated Service And Superior Support
Specifications
| Engine | Net Power - ISO 9249 | 258 kW |
| Engine Model | Cat C9.3 | |
| Engine Power - ISO 14396 | 259 kW | |
| Bore | 115 mm | |
| Stroke | 149 mm | |
| Displacement | 9.3 l | |
| Weights | Operating Weight | 42200 kg |
| Working Ranges and Forces | Maximum Digging Depth | 7200 mm |
| Boom | Reach 6.9m (22.8") | |
| Stick | R2.9TB (9'6") | |
| Bucket | HD 2.41 m³ (3.15 yd³) | |
| Maximum Reach at Ground Level | 11290 mm | |
| Maximum Cutting Height | 10540 mm | |
| Maximum Loading Height | 7210 mm | |
| Minimum Loading Height | 3130 mm | |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 7040 mm | |
| Maximum Vertical Wall Digging Depth | 5390 mm | |
| Bucket Digging Force - ISO | 235 kN | |
| Stick Digging Force - ISO | 198 kN | |
| Hydraulic System | Main System - Maximum Flow | 630 l/min (166 gal/min) |
| Maximum Pressure - Equipment | 35000 kPa | |
| Maximum Pressure - Travel | 35000 kPa | |
| Maximum Pressure - Swing | 28000 kPa | |
| Swing Mechanism | Swing Speed | 8.27 r/min |
| Maximum Swing Torque | 155 kN·m | |
| Service Refill Capacities | Fuel Tank Capacity | 600 l |
| Cooling System | 40 l | |
| Engine Oil | 32 l | |
| Swing Drive | 13.5 l | |
| Final Drive - Each | 8 l | |
| Hydraulic System - Including Tank | 423 l | |
| Hydraulic Tank | 186 l | |
| Dimensions | Boom | Reach 6.9m (22.8") |
| Stick | R2.9TB (9'6") | |
| Bucket | HD 2.41 m³ (3.15 yd³) | |
| Shipping Height - Top of Cab | 3230 mm | |
| Handrail Height | 3370 mm | |
| Shipping Length | 11620 mm | |
| Tail Swing Radius | 3530 mm | |
| Counterweight Clearance | 1300 mm | |
| Ground Clearance | 520 mm | |
| Track Length | 5030 mm | |
| Track Length to Center of Rollers | 4040 mm | |
| Track Gauge | 2740 mm | |
| Transport Width | 3340 mm |
Frequently Asked Questions
What engine does the Cat 345 Large Excavator use, and what is its power output?
The Cat 345 is powered by the Cat C9.3 engine, delivering a net power of 258 kW (ISO 9249) and an engine power of 259 kW (ISO 14396), providing strong and reliable performance for heavy-duty excavation work.
How does Smart Mode improve fuel efficiency on the Cat 345 excavator?
Smart Mode automatically optimizes the machine's power output based on the task at hand. It reduces power during swing motions and increases it during digging, ensuring maximum fuel efficiency without sacrificing productivity.
What is the operating weight and maximum digging depth of the Cat 345?
The Cat 345 has an operating weight of 42,200 kg and a maximum digging depth of 7,200 mm, making it well-suited for large-scale construction, mining, and earthmoving applications.
What comfort and safety features does the Cat 345 cab offer to operators?
The 345's cab is designed for demanding job sites and includes advanced safety and comfort features aimed at reducing operator fatigue, minimizing noise and vibration, and managing extreme temperatures — all contributing to greater productivity during long working hours.
What are the key hydraulic system specifications of the Cat 345 excavator?
The Cat 345 hydraulic system delivers a maximum flow of 630 l/min (166 gal/min). Maximum equipment and travel pressure is 35,000 kPa, while maximum swing pressure is 28,000 kPa, ensuring powerful and responsive hydraulic performance.
How does the Cat 345 help lower long-term operating and maintenance costs?
Cat Next Generation Excavators like the 345 feature common components across the product line, extended and coordinated service intervals, and access to comprehensive Cat dealer support and product services — all designed to reduce downtime and total cost of ownership.