Model: HCPSR-8
Voltage
DC24V
Capacity
Heavy Capacity (4 Jacks)
Stroke
400 mm
Material
Steel
Single Leg
8000 kg (8 Ton)
Achieving precise chassis leveling and long-term structural stabilization in mid-to-heavy travel trailers requires an engineering approach that prioritizes thermal efficiency and structural rigidity. The Model: HCPSR-8 RV Automatic Leveling System by HENGHONG provides a professional-grade, electromechanical alternative to high-maintenance hydraulic systems. This synchronized 4-jack vertical power matrix is engineered to deliver a combined 8-Ton (8,000 kg) dynamic lifting and leveling capacity, operating natively on a DC 24V electrical architecture.
Manufactured within an ISO9001-certified, 39,000 m² Intertek-verified facility, the HCPSR-8 utilizes high-torque brushless powertrains and a closed-loop MEMS inclinometer control box. This system allows commercial fleet operators and trailer OEMs to eliminate common field vulnerabilities—such as low-temperature hydraulic fluid freeze-ups and dynamic leak-down—while optimizing electrical line layouts across heavy trailer chassis.
For coach-builders and international distributors, evaluating the electrical and mechanical stability of a leveling jack under peak structural load is essential. Here is how HENGHONG's 24V system layout improves fleet integration:
| Operational Challenges | Standard 12V Electrical Systems | HENGHONG HCPSR-8 Native 24V System | Commercial & Engineering Value |
|---|---|---|---|
| Voltage Drop & Heat | High current draw during concurrent 4-leg lifts leads to voltage drops and thermal stress in wiring. | Doubling operational voltage cuts peak current draw in half, reducing thermal degradation in control boxes. | Saves up to 35% in wire harness weight; allows vehicle builders to use thinner, cost-effective wiring. |
| Chassis Structural Stress | Asymmetric manual or poorly synced lifting causes frame twist, compromising slide-out seals. | Central microprocessor samples active terrain data, modulating voltage to keep leveling within ±0.1° precision. | Protects expandable room extensions and structural wall alignments from stress-induced warping. |
| Environmental Reliability | Hydraulic valves and seals face potential fluid leaks or viscosity thickening at low temperatures. | Fluid-free, solid-state mechanical lead screw with low-temperature lubricants rated from −30°C to +70°C. | Eliminates oil pollution risks and fluid maintenance, aligning with environmental fleet guidelines. |
Direct sourcing from our 21-engineer R&D facility ensures consistent batch metallurgy, verifiable structural compliance, and reliable supply chain security for international parts distribution networks.
| Sourcing & Engineering Context | Technical Specification Data | Fleet Integration Value |
|---|---|---|
| Model Designation | HCPSR-8 Portfolio | Standardized commercial part number for global asset procurement. |
| System Rated Capacity | 8 Ton (8,000 kg) Dynamic Lift | Tailored for mid-to-heavy travel trailers, horse vans, and mobile clinics. |
| Vertical Stroke Travel | 400 mm (15.75 in) | Delivers generous adjustment margins on unpaved, uneven, or sloped ground. |
| Maximum Retracted Height | 680 mm (26.77 in) | Low-profile vertical column design preserves necessary ground clearance during transit. |
| Primary Material Composition | High-Strength Structural Alloy Steel | Engineered to absorb high structural bending moments and longitudinal shear forces. |
| Control Logic Integration | Wireless RF / Wired LCD / Manual | Multi-channel interface supports synchronized coordination or single-axle trim. |
| Drive Core Mechanism | Hardened Steel Lead-Screw Assembly | Self-locking worm gears maintain positive position holding when deactivated. |
| System Reliability Metric | >10,000 Continuous Operating Cycles MTBF | Robust, low-wear electromechanical components designed for long field life. |
| Factory Quality Protocol | 2-Year Commercial OEM Warranty | Fully supported by an 8D corrective action protocol for international quality assurance. |
