Product Description of LED Tunnel Electro-Optical Indicator Signs
Product Overview
LED tunnel electro-optical indicator signs are mainly installed inside tunnels. The core demands of highway safety engineering can be summarized into three aspects: safety, energy conservation and aesthetic appearance.
Product Features
- The light-box type tunnel electro-optical indicator sign adopts LED light source, featuring high efficiency, low power consumption and long service life.
- Equipped with high-quality Taiwan LED light-emitting chips (customizable available), the light boasts strong light transmittance and high luminance, with a service life of no less than 50,000 hours.
- Housing: Aluminum alloy shell, resistant to sunlight, water, moisture, dust, rust and corrosion, with excellent weather resistance.
- Simple installation and easy maintenance.
- Equipped with retractable brackets, which can be adjusted according to the radian of tunnel walls during installation.
- The product complies with design standards specified in Design Specification for Traffic Engineering of Highway Tunnel (JTG/T D71-2004).
- The cabinet material, color, dimension and graphic content can be customized per customer requirements.
Technical Parameters
- Input Voltage: AC 220V (customizable)
- Power Consumption: Customizable
- Luminance of Electro-Optical Sign: 120–300 cd/㎡
- Light Emitting Side: Single-sided / Double-sided
- Lighting Mode: Steady-on 24 hours a day
- Operating Ambient Temperature: -20℃ ~ +65℃
- Ambient Humidity: 20% ~ 95% RH
- Dimension: Customizable
- Visible Distance: Over 500 meters
- Ingress Protection Rating: IP65
Customization supported as per your demands & drawings. Contact us for details. 
