SY550HD Large Excavator
51 tOperating Weight
300 kWEngine Power
3.1 m³Bucket Capacity
270 kNBucket Digging Force
The 51 t large excavator — 300 kW of power with a 3.1 m³ bucket for demanding quarry and overburden work.
Get A QuoteOverview
The SY550HD is a 51 t large excavator built for high-production quarry and overburden duties, sharing the proven large-excavator platform of the SY500H family.
An Isuzu 6WG1 engine delivers 300 kW, matched to a generous 3.1 m³ bucket with 270 kN bucket digging force and 244 kN arm digging force. A 680 L fuel tank supports long shift lengths between refuels.
Optimized energy transfer and fuel efficiency reduce operating cost in continuous quarry work, backed by SANY dealers in 180+ countries with parts, service and training. Request a quote for your overburden loading rate.
Technical Specifications
| Operating Weight | 51 t |
| Engine Model | Isuzu 6WG1 |
| Engine Displacement | 15.681 L |
| Engine Power | 300 kW |
| Bucket Capacity | 3.1 m³ |
| Bucket Digging Force | 270 kN |
| Arm Digging Force | 244 kN |
| Standard Boom | 7 m |
| Standard Stick | 2.5 m |
| Fuel Tank | 680 L |
| Hydraulic Tank | 480 L |
| Radiator | 24 L |
| Carrier Wheels per Side | 2 |
| Thrust Wheels per Side | 9 |
Parameters are indicative and vary by configuration, region and emission standard.
Applications
Quarry Production
High-volume loading of haul trucks in hard rock.
Overburden Removal
Heavy stripping and material movement on large sites.
Mining Support
Ancillary loading and civil works at open-pit operations.
Related Excavator Models
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