Description
SOLAR-POWERED MULTI-ARROW LED CHEVRON WARNING BOARD
1. Product Overview
The Solar-Powered Multi-Arrow LED Chevron Warning Board is a high-visibility traffic safety device designed to guide drivers through sharp curves, hazardous bends, and accident-prone road sections. Featuring a series of large, bold chevron arrows with integrated high-intensity LEDs, this board delivers maximum visual impact both day and night. The system operates entirely on solar energy, making it ideal for remote or off-grid installations and reducing energy costs to zero.
This robust signage solution is engineered for extreme outdoor environments and is widely used by highway authorities, municipalities, road contractors, and safety management organizations.
2. Key Features
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Multiple integrated chevron arrows for enhanced directional guidance
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Embedded high-intensity LED lamps for long-range visibility
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Monocrystalline solar panel provides reliable renewable power
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Automatic dusk-to-dawn activation using intelligent light sensors
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Long-lasting battery backup ensures night operation even during cloudy days
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Heavy-duty aluminum or galvanized steel frame for durability
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High-intensity reflective sheet ensures visibility even without LED lighting
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Low maintenance, corrosion-resistant, and weatherproof design
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Supports flashing or steady LED modes
3. Technical Specifications
A. Physical Specifications
| Parameter | Specification |
|---|---|
| Material | Aluminum alloy / Galvanized steel board |
| Reflective Sheeting | High-Intensity Prismatic (HIP) / Diamond Grade |
| Arrow Color | Black arrows on yellow background |
| LED Quantity | 40–120 LEDs (depends on sign size) |
| Dimensions (Common Models) | 1200×400 mm, 1500×500 mm, 2000×600 mm (custom sizes available) |
| Frame Type | Reinforced frame with aluminum edging |
| Mounting Method | Pole mount / wall mount / barrier mount |
B. Solar Panel Specifications
| Parameter | Specification |
|---|---|
| Type | Monocrystalline |
| Power Output | 10W – 40W |
| Voltage | 12V DC |
| Efficiency | 18% – 22% |
| Life Expectancy | 20–25 years |
| Mounting | Adjustable angle bracket |
C. Battery Specifications
| Parameter | Specification |
|---|---|
| Battery Type | High-capacity Lithium (LiFePO4) or AGM |
| Voltage | 12V |
| Capacity | 7Ah – 20Ah |
| Backup Duration | 3–5 nights without sunlight |
| Charging Method | Solar automatic charging system |
| Protection | Overcharge, over-discharge, and short-circuit protection |
D. LED & Lighting Specifications
| Parameter | Specification |
|---|---|
| LED Type | Super-bright low-power LEDs |
| LED Color | Amber |
| Visibility Range | Up to 800 meters |
| Flash Rate | 40 ± 5 flashes/min (adjustable) |
| Lighting Modes | Flashing / Constant / Sequential (optional) |
| Power Consumption | Very low (≤ 3–5W total system load) |
4. Control System
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Automatic Solar Controller:
Handles charging, battery protection, LED operation, and light-level detection. -
Light Sensor:
Activates LEDs at night and switches off during the day. -
Optional Controls:
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Remote timing controller
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Adjustable brightness modes
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Sequential arrow animation for clearer direction guidance
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5. Environmental Performance
| Parameter | Specification |
|---|---|
| Operating Temperature | -20°C to +70°C |
| Ingress Protection | IP65 / IP66 rated enclosure |
| UV Resistance | UV-stabilized reflective film and casing |
| Wind Resistance | Designed to withstand strong winds up to 150 km/h |
6. Applications
This solar chevron board is ideal for:
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Sharp curves and blind bends
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Mountain/hill roads
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High-speed expressways
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Accident-prone areas
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Road construction zones
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Tunnels and underpasses
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Parking ramps and industrial areas
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Temporary traffic diversion zones
Its strong directional indication reduces accident risks and improves driver response time.
7. Advantages
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Zero electricity cost – Off-grid solar operation
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High-intensity LEDs ensure visibility in darkness, fog, rain, and dust
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Extremely durable and reliable for long-term roadside use
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Easy to install and requires minimal maintenance
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Enhances driver confidence and improves roadway safety
8. Installation Guidelines
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Mount sign at recommended height for road category (1–1.8 meters)
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Adjust solar panel angle toward maximum sunlight exposure
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Use rustproof bolts and tamper-resistant clamps
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For highway installation, ensure proper spacing between chevron boards in curves
9. Maintenance Recommendations
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Clean solar panel periodically for optimal charging
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Inspect LED operation once every few months
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Replace battery every 3–5 years depending on usage
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Keep panel free from shading (trees, structures, dust)
10. Compliance & Standards
This device is designed to meet or can be supplied in compliance with:
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ASTM D4956 (Reflective sheeting)
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EN 12899 (Traffic signs)
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CE certification
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Local road authority specifications and traffic manual requirements
