# Caterpillar 305.5 Mini Hydraulic Excavator Full English Specifications
## 1. Engine System
| Item | Specification |
|
|
|
| Engine Model | Cat® C2.4 Turbocharged Diesel Engine |
| Rated Net Power | 32.9 kW / 2400 rpm (44.2 hp) |
| Gross Power | 34.1 kW / 2400 rpm (45.7 hp) |
| Displacement | 2.4 L |
| Emission Standard | EU Stage V / US EPA Tier 4 Final |
| Features | Auto idle, auto shutdown, fuel water separator, low fuel consumption |
## 2. Weight & Basic Machine Data
| Item | Specification |
|
|
|
| Operating Weight (Cab, steel track, standard bucket) | 5270 kg (11618 lb) |
| Standard Bucket Capacity | 0.22 m³ |
| Counterweight Type | Compact rear counterweight (CR Short Radius Tail) |
| Ground Pressure | 36.2 kPa |
| Max Drawbar Traction Force | 47.8 kN |
| Swing Speed | 9.2 rpm |
| Travel Speed | Low: 2.4 km/h; High: 4.5 km/h |
## 3. Digging Performance
| Item | Metric Value |
|
|
|
| Bucket Digging Force | 42.3 kN |
| Arm Digging Force | 30.5 kN |
| Max Digging Radius | 5800 mm |
| Max Digging Depth (Standard Stick) | 3480 mm |
| Max Digging Depth (Long Stick Optional) | 3870 mm |
| Max Dumping Height | 5300 mm |
| Max Vertical Wall Digging Depth | 3010 mm |
| Boom Swing Angle | Left 80° / Right 50° |
## 4. Hydraulic System
| Item | Specification |
|
|
|
| Pump Type | Variable displacement piston pump, load-sensing flow sharing |
| Main Relief Pressure | 24.5 MPa |
| Travel Circuit Pressure | 21.0 MPa |
| Swing Circuit Pressure | 18.0 MPa |
| Pilot Control Pressure | 3.3 MPa |
| Standard Auxiliary Hydraulic Flow | 68 L/min |
| Hydraulic Tank Capacity | 68.3 L |
## 5. Overall Dimensions
| Item | Size (mm) |
|
|
|
| Overall Length | 5420 |
| Overall Width (Track Retracted) | 1500 |
| Overall Width (Track Extended) | 1800 |
| Overall Height (Cab) | 2490 |
| Track Shoe Width | 400 (Steel track standard, rubber track optional) |
| Track Length on Ground | 2440 |
| Dozer Blade Width | 1980 |
| Min Ground Clearance | 628 |
| Tail Swing Radius | 720 mm (Short CR tail design) |
## 6. Fluid Capacities
| Item | Capacity |
|
|
|
| Fuel Tank | 63 L |
| Engine Oil | 8.0 L |
| Cooling System | 10.5 L |
| Full Hydraulic System Volume | 94 L |
## 7. Key Product Features
1. Compact Radius short tail design, suitable for narrow construction sites, municipal works and indoor renovation
2. Side swing boom for parallel digging along walls
3. Telescopic expandable tracks, easy transportation and stable operation
4. Full pilot joystick control, smooth composite movements
5. Standard auxiliary hydraulic piping for breaker, auger, grapple attachments
6. Tilting cab for convenient undercarriage maintenance
7. Low noise & low vibration, comfortable sealed cab with air conditioning optional
## 8. Application Scenarios
Municipal pipeline work, landscaping, farm renovation, house demolition, basement construction, road repair, small earthmoving, rental project.
### Short Description for Quotation
More information
Year of manufacture: 2026
Engine type: Caterpillar C2.4
Warranty: 12 months
Digging depth: 3.48 m
Digging radius: 5.8 m
Unloading height: 5.3 m
China, NO.189 DUHUI ROAD MINHANG DISTRICT SHANGHAI CHINA
