RV Electric Foldable Leveling Jacks (4XZ Heavy Duty)
Product Overview
The 4XZ heavy-duty RV electric folding leveling jack is a professional parking support system designed for motorhomes, off-road trailers, pickup truck campers, and travel trailers. It integrates electric lifting, automatic leveling, heavy-duty support, and foldable storage to solve core industry pain points including unstable parking, tilted bodies, long-term tire pressure, and poor chassis ground clearance.
It stably lifts and levels the vehicle while parked, evenly distributes the full weight, and folds tightly against the chassis during travel without protrusion or bottoming out. It is an essential modification accessory for outdoor camping and long-distance travel.
Key Features
- 1 Precise Leveling & Stable Parking: Multi-jack synchronous lifting with high-precision angle sensors quickly levels the RV, eliminating shaking and improving comfort for long-term stays.
- 2 Heavy-Duty Support & Chassis Protection: 4-point balanced support evenly distributes vehicle weight, preventing tire deformation and chassis sinking to extend service life.
- 3 90° Foldable Design: Industrial-grade folding arm fits tightly to the chassis during travel, maintaining ground clearance and reducing wind resistance for off-roading and garage parking.
- 4 Outdoor Durability: High-strength carbon steel/stainless steel with anti-rust coating, IP65 waterproof, dustproof, and corrosion-resistant for harsh environments.
- 5 Dual Control Modes: Wireless remote control for one-key operation; manual emergency function available during power outages or motor failures to avoid breakdowns.
Specification Comparison
| Model | Drive Exposed (A) | Folded Size (B) | Folded Size (C) | Extended Size (D) | Stroke (E) | Max Height (F) | Max Width (G) |
|---|---|---|---|---|---|---|---|
| BS-4XZ-380 | 125 | 260 | 230 | 380 | 100 | 480 | 171 |
| BS-4XZ-420 | 125 | 290 | 230 | 420 | 130 | 550 | 171 |
| WS-4XZ-460 | 125 | 340 | 230 | 460 | 200 | 660 | 171 |
| WS-4XZ-550 | 125 | 420 | 230 | 550 | 300 | 850 | 171 |
Model Differences: BS Series: Standard size, universal fit, direct replacement for most mainstream models. WS Series: Extended stroke & height upgrade, ideal for special chassis and complex terrain. All models share the same drive exposed size and max width for easy installation.
Safety & Durability
Multiple intelligent electronic protections: Overload, low voltage, and stall protection automatically shut down in abnormal conditions to safeguard the motor and system.
High-precision synchronous leveling system: Angle sensor + 4-jack synchronized adjustment, one-key automatic leveling for efficiency and accuracy.
Anti-slip support base: Thickened steel base prevents slipping and sinking, suitable for grass, mud, sand, and other terrains.
Dual system options: 2-channel basic version for cost efficiency; 4-channel automatic version for intelligent convenience.
Fitment & Applications
Fitment: Motorhomes, off-road travel trailers, pickup campers, utility trailers, and all custom RV vehicles.
Applications: Outdoor camping, cross-country travel, long-term camp parking, off-road adventures, weekend trips, and all RV outdoor scenarios to improve stability and safety.
Buying Guide
BS-4XZ-380/420: Ideal for light trailers and small RVs. Standard size, cost-effective, compatible with mainstream mounting holes for direct upgrade.
WS-4XZ-460/550: Designed for large RVs, heavy-duty trailers, and special chassis. Extended stroke and maximum height solve limited chassis space and complex parking challenges.