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Solar-Powered Variable Message Sign Trailer
>8000 Nits
Outdoor brightness
IP65
Outdoor protection
360°
Screen rotation
430W
Solar panel
12V 250Ah × 2
Battery system
P10–P31.25
Pixel pitch options
VMS Solar LED Trailer Specifications
The specification below covers the trailer structure, LED display, lifting and rotation system, solar charging equipment and onboard batteries. Screen size, color and selected configurations can be adapted according to project requirements.
| VMS Solar LED Trailer | ||||
| Trailer | ||||
| Color | Yellow / Black / Customized | External Dimension | 2382 × 1800 × 2074 mm | |
| Supporting Legs | 4 PCS | Tire | Solid rubber tires | |
| Gross Trailer Mass | 629 KG | Brake | Handle / Hydraulic | |
| LED Display | ||||
| Screen Size | 2560 × 1600 mm (Customized) | Pixel Pitch | 10 / 16 / 20 / 25 / 31.25 mm | |
| Screen Color | Monochromatic / Dual / Full Color | Pixel Density | 10000 / 3906 / 2500 / 1024 Pixels/m² | |
| Brightness | >8000 Nits | Ingress Protection | IP65 | |
| Max Power Consumption | 120 W/m² | Average Power Consumption | 50 W/m² | |
| Manual Lifting & Rotation | ||||
| Manual Lifting System | Lifting Range: 800 mm | |||
| Manual Rotating System | 360-degree rotation of the screen with any-point lock function | |||
| Solar Panel | ||||
| Size | 2000 × 1000 mm, 1 SET | Power | 430 W/PCS | |
| Solar Controller | ||||
| Input Voltage | 9–36 V | Output Voltage | 24 V | |
| Rated Charging Power | 780 W / 24 V | Maximum Power | 1170 W / 24 V | |
| Battery | ||||
| Dimension | 181 × 192 × 356 mm | Battery Specification | 12 V 250Ah × 2 PCS | |
Key Features of the Solar VMS Trailer
The value of a solar variable message sign trailer is not determined by one specification alone. Brightness, outdoor protection, screen positioning, power supply and trailer stability work together to make the system suitable for temporary roadside communication.
Outdoor Visibility
>8000 Nits LED Brightness
High-brightness output is designed to keep traffic messages visible in strong outdoor ambient light. Actual operating brightness should still be adjusted according to site conditions and time of day.
Outdoor Deployment
IP65 Protection
The LED display is designed for outdoor traffic and roadside environments where rain, dust and changing weather conditions must be considered.
Flexible Positioning
360° Screen Rotation
The manual rotating system allows the LED screen to rotate through 360 degrees and lock at the required position, helping operators orient the message toward approaching traffic.
Adjustable Height
800 mm Manual Lifting Range
The lifting mechanism helps raise the display to improve visibility after the trailer has been positioned and stabilized at the worksite.
Solar Charging
430W Solar Panel
Solar charging reduces dependence on fixed mains power and supports deployment at temporary sites where electrical infrastructure may not be readily available.
Energy Storage
Dual 12V 250Ah Batteries
The onboard battery bank stores solar-generated energy for display operation. Actual operating autonomy varies according to brightness, content, operating schedule, solar irradiation and weather conditions.
How Does a Solar VMS Trailer Work?
A solar VMS trailer combines a mobile trailer platform, LED variable message display and independent solar power system. The typical deployment process is straightforward:
Position the trailer at the required roadside, construction or event traffic location.
Deploy the supporting legs to stabilize the trailer before operating the screen.
Raise the LED display using the manual lifting system.
Rotate the screen toward the approaching traffic flow and lock it at the required angle.
Program the required message according to the traffic warning, direction or public-information requirement.
Use the solar charging system to replenish the onboard battery bank during operation.
Solar operation does not mean unlimited runtime
Battery autonomy depends on solar irradiation, operating hours, display brightness, message content, battery condition and local weather. For projects that require a specific number of operating hours without sunlight, the power configuration should be calculated according to the actual deployment conditions.
Solar VMS Trailer Applications
Road Construction
Display lane closures, reduced-speed warnings, construction-zone information and temporary route instructions before drivers reach the work area.
Temporary Traffic Management
Communicate temporary diversions, road closures, traffic-flow changes and other instructions where a permanent roadside sign is not required.
Emergency Warning
Provide temporary warnings for accidents, flooding, hazardous areas, emergency road closures or other rapidly changing traffic conditions.
Event Traffic & Parking
Guide vehicles toward entrances, parking areas, temporary exits and alternative routes during exhibitions, festivals, sports events and other temporary gatherings.
Municipal & Public Information
Deploy temporary public notices or traffic information without building a permanent electrical and structural installation.
Solar VMS Trailer vs Fixed Variable Message Sign
Both systems communicate traffic information, but they serve different deployment requirements. A trailer-mounted VMS is designed for temporary and movable use, while a fixed highway VMS is normally integrated into permanent traffic infrastructure.
| Factor | Solar VMS Trailer | Fixed Highway VMS |
|---|---|---|
| Installation | Mobile / temporary | Permanent infrastructure |
| Relocation | Can be moved between sites | Fixed location |
| Power | Solar + onboard battery | Typically fixed electrical supply |
| Typical Use | Roadworks, emergencies, events and temporary traffic control | Highway and permanent traffic guidance |
| Best Fit | Changing or temporary conditions | Continuous fixed-location operation |
Need a permanent roadside traffic display instead? View Highway Variable Message Signs.
VMS Trailer vs Mobile LED Advertising Trailer
A VMS trailer and a mobile LED advertising trailer can both use trailer-mounted LED displays, but they serve different search and purchasing needs.
| Comparison | VMS Trailer | Mobile LED Advertising Trailer |
|---|---|---|
| Primary Purpose | Traffic communication and warning | Advertising, promotion and video content |
| Typical Content | Warnings, directions and traffic information | Videos, branding and promotional media |
| Typical Buyers | Road contractors, municipalities and traffic operators | Advertising agencies, brands and event companies |
| Typical Location | Roadside and traffic-management sites | Commercial locations and events |
If your main requirement is promotional video rather than traffic messaging, see the Mobile LED Advertising Trailer.
Available Pixel Pitch Options
This VMS solar LED trailer can be configured with P10, P16, P20, P25 or P31.25 LED display options. Pixel pitch should be selected according to viewing distance, required message detail and the physical screen size.
A smaller pitch provides a higher pixel density and can display more information within the same screen area. Larger pitches are generally evaluated for simpler traffic messages viewed from longer distances.
For a deeper explanation of the relationship between pixel pitch, viewing distance and native resolution, see our LED Display Pixel Pitch & Viewing Distance Guide .
Understanding the Solar Power & Battery System
The trailer uses a 430W solar panel together with a solar controller and dual 12V 250Ah batteries. During suitable daylight conditions, the solar system charges the battery bank, which supplies stored energy to the LED display and related electrical equipment.
| Solar Panel | 430W × 1 | Battery | 12V 250Ah × 2 |
| Controller Input | 9–36V | Controller Output | 24V |
| Rated Charging Power | 780W / 24V | Maximum Power | 1170W / 24V |
Operating note: Actual battery runtime cannot be determined from battery capacity alone. Solar availability, screen brightness, display content, daily operating schedule, battery condition and local weather all affect autonomy.
Need Help Selecting a VMS Configuration?
Match the trailer to the actual traffic project before choosing the pixel pitch
Viewing distance, message complexity, operating schedule, local sunlight, traffic speed and deployment conditions all influence the final configuration. For a detailed selection process, read our VMS Trailer Selection Guide.
VMS Solar LED Trailer Show
The following product views show the trailer-mounted LED display configuration and overall mobile structure.
Gallery of VMS Solar LED Trailer
Solar VMS Trailer FAQ
1. What is a solar VMS trailer?
A solar VMS trailer is a portable variable message sign mounted on a towable trailer and powered by a solar charging and battery system. It is commonly used for temporary traffic warnings, road construction, emergency information and event traffic management.
2. What pixel pitches are available for this VMS trailer?
The current configuration supports P10, P16, P20, P25 and P31.25 options. The appropriate pitch depends on viewing distance, required message detail and the final screen configuration.
3. How bright is the VMS LED screen?
The listed LED display brightness is above 8000 nits, providing high outdoor visibility for roadside and traffic-management applications.
4. Can the VMS screen rotate?
Yes. The manual rotating system allows 360-degree screen rotation and includes an any-point locking function so the display can be oriented toward the required traffic direction.
5. How does the solar power system work?
The 430W solar panel supplies energy through the solar controller to charge the onboard battery bank. Stored battery energy is then used to operate the LED display and associated electrical system.
6. How long can the solar VMS trailer operate without sunlight?
There is no single runtime that applies to every project. Battery autonomy depends on display brightness, message content, operating hours, solar conditions, weather and battery condition. Provide the intended operating schedule and project location for a more accurate power assessment.
7. What is the difference between a VMS trailer and a mobile LED advertising trailer?
A VMS trailer is primarily designed for traffic warnings, directions and temporary public information. A mobile LED advertising trailer is generally optimized for commercial video, branding and promotional content.
8. Can the VMS trailer be customized?
The current specification lists customizable trailer color and screen size options. Project-specific requirements such as pixel pitch, display color and other trailer configurations should be confirmed with SEEKSTARLED before production.
What to Send for a Solar VMS Trailer Quotation
A useful quotation starts with the project conditions rather than only asking for a VMS trailer price. To recommend a suitable configuration, provide the following information:
Required quantity
Destination country or project location
Required screen size
Expected viewing distance or preferred pixel pitch
Monochromatic, dual-color or full-color display requirement
Typical traffic message or content type
Expected operating hours per day
Local solar and weather conditions
Any required trailer or road-equipment certification for the destination market
Planning a Traffic Management Project?
