TJ Series Separated Solar Street Light: Long-Life Span & High-Performance Flexibility
TJ Series
Model: BS-TJ180

Power: 180W

Solar Panel(MONO): 400W/18V

LlfePo4 Battery: 90AH25.6V

CCT: 6000K

Lumens Im: 32400LM

Beam angle: 70**150°

Working time: 12hrs 365days
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Modular Power: TJ Series Split Solar Lighting for Optimal Energy Capture

The TJ Series Separated Solar Street Light represents the classic and most flexible architecture in solar lighting technology. Unlike all-in-one models, the TJ Series utilizes a split-type design, where the high-efficiency solar panel, the high-lumen LED lamp head, and the battery/ MPPT controller system are separate components connected by wiring. This intentional separation is engineered for maximum performance optimization in demanding applications.
This split solar street light is defined by its ability to adapt to complex environments. It allows the solar panel to be tilted and oriented for optimal sun exposure, regardless of where the lamp head needs to be positioned for lighting. Combined with robust, die-cast aluminum construction and intelligent control features (Light Control, Time Control, and Remote Control options), the TJ Series delivers superior, reliable, and sustained illumination for large-scale and high-demand projects.
BOSUN Lighting separated solar street light for remote regions

Key Advantages & Performance Highlights

FeatureAdvantagePerformance/Benefit
Separated/Split DesignMaximum Solar HarvestAllows the solar panel to be installed at the best possible angle (up to 90 difference from the light fixture) for maximum sunlight absorption and charging efficiency.
Scalable Power & CapacitySuperior Runtime & BrightnessThe separate design accommodates larger solar panels and higher-capacity batteries (often LiFePO₄) than integrated models, ensuring 3+ days of backup lighting during prolonged bad weather.
Optimized Heat DissipationExtended Component LifespanHeat from the LED head, battery, and controller is dispersed across separate components, preventing concentration and extending the life of critical elements like the LEDs (50,000+ hours) and battery (5-8 years).
Robust & Durable BuildAll-Weather ReliabilityFeatures toughened glass masks and integrated die-cast aluminum housing, often rated IP65 or IP66, providing excellent protection against corrosion, dust, and severe weather.
Intelligent Control SystemEfficient Energy ManagementIncorporates advanced controllers for automatic Light Control (dusk-to-dawn), Time Control (dimming), and Remote Control functions to precisely manage power consumption and lighting modes.
BOSUN Lighting separated solar street light with great performance
BOSUN Lighting separated solar street light with great performance
BOSUN Lighting split solar street light with IoT smart functions
BOSUN Lighting MPPT split solar street light
BOSUN Lighting MPPT split solar street light
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BOSUN Lighting IoT high lumen solar road light with motion sensor

Application Scenarios of Separated Solar Street Light 

The power and configuration flexibility of the TJ Series make it the optimal choice for large-scale and high-demand lighting projects:
Major Roadways & Highways: Ideal for main city streets, secondary roads, and highways that require high-power illumination, wide coverage, and sustained, reliable operation throughout the night.
Industrial and Commercial Parks: Excellent for illuminating large parking lots, factory perimeters, storage areas, and industrial access roads where security and consistent brightness are paramount.
Public & Municipal Projects: Perfect for large public squares, railway stations, bus depots, sports courts, and institutional campuses with varied lighting needs and high traffic.
Areas with Suboptimal Installation: Crucial for locations where the pole and the light-needed area are shaded, but a nearby spot allows for full, direct sun exposure for the solar panel.
Rural and Remote Infrastructure: Provides a robust, standalone solution for lighting remote village roads and pathways where grid power is non-existent or highly unstable.
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BOSUN Lighting IoT high lumen solar road light with professional laboratory
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Frequently Asked Questions about Separated Solar Street Light

What is the main benefit of the"Separated"design over"All-in-One"lights?
The main benefit is maximum flexibility in installation and higher performance. The separated design allows you to position the solar panel optimally for sun exposure (e.g., facing south and tilted), even if the light fixture needs to be mounted facing another direction or in a shaded spot, maximizing energy capture and runtime.
 
What kind of battery is used in the TJ Series?
The TJ Series typically uses high-quality Lithium Iron Phosphate (LiFePO₄) batteries. These batteries are known for their long cycle life (5+ years), safety, stability, and excellent performance in wide temperature ranges, making them ideal for high-capacity, heavy-duty solar applications.
 
Is the installation more complicated since there are multiple components?
While there are three main components (panel, lamp, and battery box/controller), installation is still straightforward and does not require grid wiring. It involves mounting the three components and connecting them with pre-wired, color-coded, waterproof connectors. Comprehensive instructions are provided for easy setup.
 
How is the light protected against harsh weather?
All external components are built from corrosion-resistant die-cast aluminum and typically carry an ingress protection rating of IP65 or IP66. This means they are highly resistant to dust ingress and protected against powerful water jets and heavy rainfall, ensuring reliability in severe weather.
 
Can I program the lighting time or brightness?
Yes. The TJ Series features an advanced intelligent controller that allows for Time Control programming. This means you can customize the dimming profile, for example: $100%$ brightness for the first 4 hours after dusk, dimming to 50% brightness for the next 4 hours, and then returning to 100% for the final 2 hours before dawn.
 
What is the typical mounting height and pole diameter required?
Due to their higher power output, TJ Series lights are often mounted higher, typically between 6 and 12 meters (20 to 40 feet). Pole diameter requirements vary by specific model and weight, but standard recommendations are included in the product manual.
 
 

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