【Product Overview】
The Zoomlion ZLJ5440THBJE is a 56-meter concrete pump truck built on an 8×4 chassis, featuring a 56X-6RZ 6-section boom. Powered by the FAW Xichai CA6DM2-42E51 engine delivering 312 kW (420 HP), this model combines exceptional pumping performance with outstanding reach capability. With a theoretical pumping capacity of 180 m³/h and a maximum placing radius of 51 meters, the ZLJ5440THBJE is ideal for high-rise building construction, infrastructure projects, and large-scale concrete placement operations.
【Key Specifications】
| Parameter |
Value |
| I. Vehicle Parameters |
| Model Code |
ZLJ5440THBJE |
| Boom Type |
56X-6RZ (6-section boom) |
| Overall Dimension (L×W×H) |
14145 × 2550 × 3980 mm |
| Gross Vehicle Weight |
44000 kg |
| Curb Weight |
43870 kg |
| Drive Type |
8×4 |
| Wheelbase |
2100 + 4400 + 1350 mm |
| Maximum Speed |
93 km/h |
| Emission Standard |
China V |
| II. Chassis Configuration |
| Chassis Model |
FAW CA5440THBP66K24L6T4E5 |
| Engine Model |
FAW Xichai CA6DM2-42E51 |
| Rated Power |
312 kW (420 HP) @ 1900 rpm |
| Maximum Torque |
2100 N·m @ 1100-1400 rpm |
| Tire Specifications |
Front: 385/65R22.5 20PR; Rear: 315/80R22.5 20PR |
| III. Pumping Performance |
| Maximum Placing Height |
56 m |
| Maximum Placing Radius |
51 m |
| Theoretical Pumping Capacity |
180 m³/h |
| Outlet Pressure |
11.3 MPa |
| Concrete Cylinder (Dia. × Stroke) |
Φ260 × 2100 mm |
| Pumping Frequency |
26 times/min |
| Hydraulic System Type |
Closed-loop system |
| Slewing Angle |
±270° |
| IV. Outrigger Parameters |
| Outrigger Span |
Front: 9590 mm; Rear: 10600 mm |
| Longitudinal Span |
8700 mm |
【Key Features】
- Powerful Engine and Chassis
Equipped with the FAW Xichai CA6DM2-42E51 engine delivering 312 kW (420 HP) with a maximum torque of 2100 N·m at 1100-1400 rpm, providing ample power for demanding pumping applications. Built on a robust FAW 8×4 chassis with a gross vehicle weight of 44,000 kg.
- Extended Reach Capability
With a maximum placing height of 56 meters and maximum placing radius of 51 meters, the 56X-6RZ 6-section boom provides exceptional reach for high-rise building construction and large-scale concrete placement projects.
- High Pumping Capacity
Delivers a theoretical pumping capacity of 180 m³/h with an outlet pressure of 11.3 MPa, ensuring rapid and efficient concrete placement for large-volume operations.
- Large Diameter Concrete Cylinders
Features Φ260 × 2100 mm concrete cylinders with a pumping frequency of 26 times per minute, providing smooth and consistent concrete flow.
- Closed-Loop Hydraulic System
Adopts a closed-loop hydraulic system for efficient power transmission and precise pump control, enhancing overall reliability and fuel economy.
- Wide Outrigger Span
Front outrigger span of 9590 mm and rear span of 10600 mm with a longitudinal span of 8700 mm provide exceptional stability during pumping operations at maximum reach.
- Full Slewing Capability
±270° slewing angle allows flexible positioning for complex job site requirements.
【Main Application Areas】
- High-rise building construction
- Large-scale infrastructure projects
- Bridge and tunnel construction
- Industrial facility construction
- Mass concrete placement operations



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