Solar Lighting Projects/Texas, USA Solar Roadway Lighting Upgrade/2,000 Sets Off-Grid Solar LED Roadway Lighting System Improving Road Safety and Reducing Energy Consumption

Project Overview

Engineering Solar Lighting Solution for Road Infrastructure Upgrade

LIKELITE supplied a complete solar roadway lighting solution for a roadway upgrade project in Texas, USA.

The project replaced traditional roadway lighting limitations with an independent solar-powered lighting system designed for reliable night illumination, reduced electrical infrastructure requirements and long-term operation.

The complete solution included:

  • 2,000 sets LED Solar Roadway Lights
  • 120W high-efficiency LED modules
  • Monocrystalline silicon solar panels
  • Lithium battery storage system
  • Intelligent dimming control
  • Professional roadway lighting design support

Project Information

Project ItemSpecification
Project NameTexas Solar Roadway Lighting Upgrade
CountryUSA
StateTexas
ApplicationHighway / Roadway Lighting
ProductLED Solar Roadway Lights
Quantity2,000 Sets
Power120W
CertificationETL / DLC / UN38.3
Warranty3 Years
Energy Improvement20%
Lighting TypeOff-grid Solar Lighting
BrandLIKELITE

Project Background

Roadway Lighting Challenges Before Upgrade

Before the solar lighting upgrade, the roadway lighting system faced several engineering challenges:

1. Electrical Infrastructure Cost

Traditional grid-powered lighting required:

  • Underground cable installation
  • Distribution equipment
  • Additional electrical construction

2. Remote Roadway Applications

Some roadway sections required:

  • Independent power supply
  • Reliable night operation
  • Lower maintenance requirements

3. Sustainable Development Requirements

The project required:

  • Renewable energy utilization
  • Reduced electricity consumption
  • Long-term operating efficiency

LIKELITE Solar Roadway Lighting Solution

120W LED Solar Roadway Lighting System

LIKELITE designed an integrated solar lighting system combining:

LED Lighting Module

Specification:

  • Lumileds SMD2835 LED chip
  • 110lm/W luminous efficiency
  • 50,000 hours lifespan
  • 5000K color temperature
  • Ra70 color rendering

Solar Charging System

Monocrystalline Silicon Solar Panel

ParameterSpecification
Solar Panel18V / 180W
Solar Cell TypeMonop-Si
Charging Time5-6 Hours

Battery Storage System

ParameterSpecification
Battery Voltage12.8V
Battery Capacity75AH
Input Voltage Range12.8V-25.6V

Engineering Design Services

Complete Solar Lighting Engineering Support

LIKELITE provides:

Site Survey

Engineering evaluation:

✓ Road conditions
✓ Installation environment
✓ Solar resource assessment
✓ Lighting requirements


Lighting Simulation Design

Professional software support:

✓ DIALux Evo Layout
✓ AutoCAD Layout
✓ Lighting distribution analysis
✓ Installation optimization


Installation Support

Project execution:

✓ Solar light installation
✓ Battery commissioning
✓ Controller setup
✓ Lighting performance inspection


Before Upgrade

Existing Road Conditions

Main issues:

  • Limited nighttime visibility
  • No independent lighting system
  • High electrical installation requirements

Installation Process

Installation procedure:

  1. Site measurement
  2. Pole foundation preparation
  3. Solar module installation
  4. Battery connection
  5. Lighting system commissioning

After Upgrade

Project improvements:

✓ 20% energy improvement
✓ Independent solar operation
✓ Improved roadway visibility
✓ Reduced electrical construction work
✓ Lower maintenance requirements

Before & After Comparison


Product Specification

LIKELITE 120W LED Solar Roadway Lights

ParameterSpecification
Product NameLED Solar Roadway Lights
BrandLIKELITE
Power120W
LED SourceLumileds SMD2835
Efficiency110lm/W
Solar Panel18V / 180W
Solar CellMonocrystalline Silicon
Battery12.8V 75AH
Charging Time5-6 Hours
Input Voltage12.8V-25.6V
IP RatingIP66
Beam Angle130°
CCT5000K
CRIRa70
Lifetime50,000 Hours
Weight30kg
Size1500×500×50mm
Installation Diameter70-76mm
Working Temperature-25℃~+65℃
CertificationETL / DLC / UN38.3
Warranty3 Years

DIALux Evo Lighting Simulation

Roadway Lighting Performance Verification

LIKELITE engineering team verifies:

  • Road illumination level
  • Uniformity performance
  • Pole spacing
  • Lighting coverage

DIALux Simulation Result

Example Engineering Calculation Data

ParameterResult
Average Illuminance (Eavg)22 Lux
Minimum Illuminance (Emin)13 Lux
Maximum Illuminance (Emax)35 Lux
Overall Uniformity U00.59
Longitudinal Uniformity Ul0.70

 


Project Value

Sustainable Solar Lighting Upgrade Benefits

Energy Efficiency

The project achieved:

20% Energy Improvement

Through:

  • Renewable solar power
  • High efficiency LED technology
  • Intelligent dimming management

Construction Advantages

Compared with conventional grid lighting:

✓ No underground cable
✓ Faster installation
✓ Lower infrastructure investment


Environmental Adaptability

Designed for:

  • Outdoor environments
  • Extreme temperature conditions
  • Remote roadway applications

Operating temperature:

-25℃ ~ +65℃


Why Choose LIKELITE

LIKELITE provides global solar lighting engineering solutions:

Manufacturing Capability

✓ LED Solar Roadway Lights
Solar Street Lights
✓ Custom OEM/ODM Production

Engineering Capability

✓ Lighting simulation
✓ Solar system design
✓ Project customization
✓ Installation support


Solar Lighting Project FAQ

1. Where is this solar lighting project located?

The project is located in Texas, USA.


2. What type of project is this?

A solar roadway lighting upgrade project.


3. How many solar lights were installed?

2,000 sets.


4. What is the power rating?

120W.


5. What certifications does the product have?

ETL, DLC and UN38.3.


6. Does the system require grid electricity?

No.

The system uses solar power supply.


7. What solar panel is used?

18V 180W monocrystalline silicon solar panel.


8. What battery capacity is included?

12.8V 75AH battery.


9. How long is charging time?

Approximately 5-6 hours under suitable sunlight conditions.


10. What is the operating temperature?

-25℃ to +65℃.


11. Can LIKELITE provide DIALux lighting design?

Yes.

LIKELITE provides:

  • DIALux Evo
  • AutoCAD layout
  • Road lighting design

12. Does LIKELITE support overseas solar roadway Projects?

Yes.

LIKELITE supports municipal, highway and infrastructure solar lighting Projects worldwide.