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LED Street Lights: Solar, Commercial & Municipal Lighting Solutions

From off grid rural solar lamps to high-output commercial LED street lights, Guangqi Lighting provides dependable outdoor illumination with 15 years of manufacturing experience and CE/RoHS approved quality.

170+

LM/W Efficacy

50,000h

L70 Lifespan

IP65

Weatherproof Rating

20–500W

Power Range

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300W LED Street Light
120W LED Street Light
20W LED Street Light

Complete Guide to LED Street Lighting Solutions

Led street lights have surpassed high-pressure sodium (HPS) and metal halide lamps on the streets of thousands of municipalities worldwide and the switch is gaining more momentum. That is because a modern LED street light fixture can provide twice to three times the lumens per watt of a legacy sodium-vapor lamp and last more than twice as long. That combination reduces energy costs and slashes the maintenance budget that local governments must lay out for bucket-truck crews replacing burned out bulbs.

Hardware & Engineering

An LED street light fixture typically contains an array of surface-mount led chips, often on 5054 or 3030 packages, encased within an aluminum die-cast housing or galvanized steel housing with precisely formed polycarbonate lenses to craft a beam pattern. Each fixture connects to a driver circuit that controls current and mounts with a slip fitter or arm bracket that is compatible with existing poles. Grid-powered models connect into the AC120-277V electrical grid and solar-powered models coordinate with a photovoltaic module and a lithium iron phosphate (LiFePO4) battery to operate independently of the grid.

Technology & Optics

Core LED technology used in these fixtures has greatly matured since the early LED road fixtures entered service in the late 2000s. Today many units offer the ability to select correlated color temperature, LED-S12 reflectors for warm 3000K residential streetscapes, LED-S22 reflectors for 4000K mixed use environments, or LED-S52 reflectors for the maximum luminance on highways and parking lots. Most commercial-grade fixtures also include UL listed or DLC certification, which makes the LEDs elligible for utility rebate programs, and guarantees that an independent third-party laboratory measured the lights photometric performance.

Comprehensive Project Evaluation

To help project developers determine if they should spend the extra time and money upgrading existing project infrastructure before adding new off grid lighting, in the following report Guangqi represents their complete product line, provides specifications based on actual factory data, compares off grid solar LEDs to grid power, discusses municipal street lighting and parking lot applications, and provides a realistic estimate of products cost.

LED Street Light Product Range: Solar, Commercial & Modular Options

Guangqi offers nine series of solar LED street lights that include residential pathways, commercial parking lots, four lane boulevards, and six lane superhighways. Each product line serves a specific installation scenario, wattage range, and mounting configuration.

Flagship
GQ-TKJ-B Series Space Ship Gen 2

Gen 2

GQ-TKJ-B Series (Space Ship Gen 2)

Modular LED street light coupled with boom controller design. Efficiency exceeds 170+ LM/W – a best in class performance for commercial solar street lights.

  • Power: 200W / 300W / 400W / 500W
  • Battery: 15-30 AH LiFePO4 at 12.8V
  • Panel: 60-120W monocrystalline at 18V
  • LED: 72-180× 5054 chips, CRI >70
  • Adjustable arm mount, φ60-76mm
Value Series
GQ-TKJ-A Series Space Ship Gen 1

Gen 1

GQ-TKJ-A Series (Space Ship Gen 1)

Galvanized steel housing with constant-voltage 3.2V controller system. Workhorse solar powered street light for municipalities and rural areas where budget constraints still apply.

  • Power: 100W / 200W / 300W / 400W
  • Battery: 60-120 AH LiFePO4 at 3.2V
  • Panel: 60-120W at 6V
  • System efficacy: ≥150 LM/W
  • Fixed arm mount, φ60-80mm
Split Solar
GQ-STSL08 Series Split Solar

Split Solar

GQ-STSL08 Series

Split-type solar street light with independent panel and fixture head. The landscape panel location allows for maximum tilt angle, independent of lamp orientation, that is essential for locations that have roof-based shading concerns or irregular pole placement.

  • Power: 60W / 90W / 120W
  • Separate panel and light head
  • Ideal for shaded or angled installations
Highway
GQ-STSL10 & GQ-STSL11 Series

Highway Modular

GQ-STSL10 & GQ-STSL11 Series

Split-Mount LED parking lot light with multiple modules for commercial a commercial applications. Modular modules allow installers to add uniform lumen packages without replacing entire fixture.

  • 3-module, 4-module, 6-module configs
  • Heavy-duty support arm
  • Designed for highway pole spacing
Compact
GQ-STSL06 & GQ-STSL09 Series

Compact

GQ-STSL06 & GQ-STSL09 Series

Combination solar street luminaires for neighborhood streets, walkways, and neighborhood paths. Available in 20W, 35W, 50W, 90W, and 100W models – the cost-effective entry point for neighborhoods making the switch to solar outdoor lighting.

  • Power: 20W–100W
  • Integrated all-in-one design
  • Perfect for residential and pedestrian areas
Landscape
GQ-STSL07 Series Garden & Landscape

Garden & Landscape

GQ-STSL07 Series

Solar garden and courtyard luminaire for ornamental landscape lighting. Dual-mount mountings provide additional flexibility: pole-top or wall-mount allow these fixtures to punctuate dusk-to-dawn driveways, park entrances, and building exteriors.

  • Pole-top and wall mount options
  • Decorative lighting design
  • Parks, courtyards, perimeter paths

Technical Specifications & Performance Data

Guangqi’s GQ-TKJ-B (Gen 2) provides the most luminous efficacy of the entire series at 170+ lumen per watt – effortlessly achieving the most roadway lumens while using the least wattage, outperforming even 300W competitors in the same competitive price range.

GQ-TKJ-B Series — Full Specification Table

Parameter GQ-TKJ-B-200W GQ-TKJ-B-300W GQ-TKJ-B-400W GQ-TKJ-B-500W
System Efficacy ≥170 LM/W ≥170 LM/W ≥170 LM/W ≥170 LM/W
Typical Lumen Output 2,400 LM 3,800 LM
Solar Panel 60W / 18V 80W / 18V 100W / 18V 120W / 18V
Battery (LiFePO4) 15AH 12.8V 20AH 12.8V 25AH 12.8V 30AH 12.8V
Battery Cycles >2,000 >2,000 >2,000 >2,000
LED Chips 72× 5054 108× 5054 144× 5054 180× 5054
CRI Ra >70 Ra >70 Ra >70 Ra >70
Color Temperature (CCT) Selectable Selectable Selectable Selectable
Controller 12.8V boost system — light control, time/radar sensing, overcharge/overdischarge protection
IP Rating IP65 IP65 IP65 IP65
Working Temperature -20°~50°C -20°~50°C -20°~50°C -20°~50°C
Lifespan (L70B50) 50,000h 50,000h 50,000h 50,000h
Heatsink Die-cast aluminum module
Lens Injection-molded PC lens (T2-S)
Mounting Adjustable arm bracket, φ60-76mm
Autonomy 2 consecutive rainy/cloudy days
Dimensions (L×W×H) 900×401×254 1140×401×254 1380×401×254 1660×401×254
Warranty 2-year full warranty

GQ-TKJ-A Series — Key Specifications

Parameter GQ-TKJ-A-100W GQ-TKJ-A-200W GQ-TKJ-A-300W GQ-TKJ-A-400W
System Efficacy ≥150 LM/W ≥150 LM/W ≥150 LM/W ≥150 LM/W
Solar Panel 60W / 6V 80W / 6V 100W / 6V 120W / 6V
Battery (LiFePO4) 60AH 3.2V 80AH 3.2V 100AH 3.2V 120AH 3.2V
LED Chips 50× 5054 100× 5054 150× 5054 200× 5054
Housing Galvanized steel + powder coating
Lens Injection-molded PC lens (T2)
Mounting Fixed arm bracket, φ60-80mm
Dimensions (L×W×H mm) 900×401×175 1135×401×175 1375×401×175 1655×401×175

Source: Guangqi manufacture specs sheet (GQ-TKJ-A/B series, 2024-2025). All lumen values calculated at standard test conditions according to IEC 62722-2-1.

Solar vs Grid-Powered LED Street Lights: Which Is Right for Your Project?

Choosing between grid-tied versus solar-powered street lighting depends on three project-variable factors: proximity to electrical service, the lifetime ownership costing over a decade, and local solar insolation. There is no one-size-fits-all best option – but one approach produces conspicuously lower cost structures depending on conditions.
Factor Solar LED Street Light Grid-Powered LED Street Light
Upfront Cost (per unit) $300–$1,200 $150–$600 (fixture only)
Installation Cost $100–$300 (no trenching) $500–$2,000+ (trenching + wiring)
Monthly Energy Cost $0 — fully off-grid $8–$25/fixture/month
10-Year Energy Cost (50 units) $0 $48,000–$150,000
Battery Replacement Every 5-6 years (~$40-80/unit) N/A
Power Source Photovoltaic panel + LiFePO4 battery AC mains (120-277V)
Weather Dependence 2-day autonomy; reduced output in adverse weather conditions Unaffected
Best Application Rural roads, off-grid sites, parking lots, developing regions Dense urban areas with existing grid infrastructure
Environmental Impact Zero operational carbon emissions Depends on grid energy mix

Real-World ROI Scenarios

In real-world installations, solar powered street lighting achieves the quickest return on investment in three scenarios: new-build where no electrical feeders are yet in place, remote mountainous highways where the additional trenching exceeds the solar electric system premium, and regions with electricity rates above $0.15/kWh (peak). Grid-connected high power factor LED fixtures stand out as the best choice for dense urban avenues already wired by utility companies, or for sites with less than 3 hours of peak daily solar input where system battery sizing becomes infeasible.

Addressing the Orientation Dilemma

Guangqi’s split solar street light models (GQ-STSL08) fill a longtime void in the industry: they can orient the photovoltaic array directly toward the sun for maximum capturing efficiency but still allow the LED light head to aim toward the pavement – resolving the orientation dilemma that afflicts many integrated all-in-one solar street luminaires.

Municipal, Highway & Commercial Lighting Applications

LED roadway luminaires have an application spectrum that extends beyond commutes. Usage includes illuminance in parking areas, walkways, building peripheries, construction sites, and mixed-use commercial neighborhoods.

01
Municipal
MUNICIPAL

Municipal & Residential Roads

Two-lane collector and residential streets usually need 6-10 lux average maintained illuminations, per IES RP-8 guidelines. Guangqi 100-200W luminaires on 6-8 meter light poles spaced every 25-30 meters address these requirements while passing dark sky compliance at municipalities that regulate cast-upward light.

02
Highway
HIGHWAY

Highway & Arterial Roadways

4-lane arterials and expressway ramps have higher illumination requirements of 15-25 lux at higher mounting heights of 10-12 meters. Guangqi’s GQ-STSL10 and GQ-STSL11 series achieve this requirement for 3-6 module megasystem designs that produce lumen output 30,000+ and higher.

03
Parking
PARKING

Commercial Parking Lots

Led parking lot fixtures require wide-area distribution architectures to minimize dark zones between parking lanes. Guangqi’s 300-500W GQ-TKJ-B fixtures provide the dispersion and illumination that commercial outdoor lighting standards demand (usually 20-50 Lux at pavement intensity).

04
Parks
PARKS

Pedestrian Walkways & Parks

Walkway and park lighting requires uniformity and low-out glare illumination at modest mounting heights of 3-5 meters. The small GQ-STSL06 and GQ-STSL09 integrated solar lamps at 20-100W provide field radiation bright enough to support CCTV cameras.

05
Industrial
INDUSTRIAL

Industrial Yards & Warehouses

Outside storage yards and railroad container terminals require higher-lumen security fixtures. High-output area fixtures in the 200-500W range supply raw output; LCD clock timing allows fallback into low-power standby mode to reduce solar battery drain.

06
Off-Grid
OFF-GRID

Rural & Off-Grid Communities

Off-grid villages and settlements need solar powered lights due to prohibitive connection costs. The 2 day battery autonomy, motion sensing, and dusk-to-dawn function removes the requirement for external energy sources and human supervision.

Why Guangqi for Your LED Street Lighting Project

Specifying an LED street light manufacturer involves more than a reading of specs sheets. Supply chain stability, certification coverage, customization ability, and after-sales support impact upon the project’s ability to meet schedule and perform to spec for a full service life.

Vertically Integrated Manufacturing

Guangqi manages each step of manufacturing – from mold design to optical system design to the thermal heat flow and driver board installation to each final test. This in-house development results in more rapid speed and more control over in-spec quality from out-of-region OEM sources.

CE, RoHS & IP65 Certified

All Guangqi LED fixtures meet CE RF and CE EM emission standards, and CE safety standards. All Guangqi LED fixtures are RoHS compatible. All Guangqi LED fixtures are IP65 weather resistant.

CERTIFIED QUALITY
🌐

Global Project Experience

Since 2010, Guangqi Lighting has supplied solar and commercial LED lighting for projects in Asia, Europe, North America, and the Middle East. Local service centers offer timely support and local stocks of spare parts, while inter-site logistics facilitate on-site servicing.

🔧

Custom Solutions & Fast Prototyping

Every project has specific restrictions. Guangqi’s engineering team uses the photometric layout planning, special color temperature selection, special mount adapters, and logo branding provide to all, the special key, waiting prototype can be ready in 7-10 days for test before mass.

LED Street Light Cost Analysis & Energy Savings Calculator

Determining the effective cost of LED street lighting requires consideration of factors beyond the fixture purchase price. A 10-year total cost of ownership (TCO) includes hardware, labor, electricity, and maintenance, which is where LED shines.

Cost Comparison: LED vs HPS (50-Fixture Municipal Project)

Fixture Cost (50 units)
LED: ~$15,000 HPS: ~$7,500
Installation
Comparable for grid-connected
Annual Energy (@ $0.12/kWh)
LED 150W: ~$3,285 HPS 400W: ~$8,760
10-Year Energy Savings
$54,750 saved with LED
Lamp Replacements (10 yr)
LED: 0 HPS: ~3 replacements × $50 × 50 = $7,500
Maintenance Labor (10 yr)
LED: ~$2,500 HPS: ~$12,000
10-Year TCO
LED: ~$20,785 HPS: ~$35,760

42% Lower TCO with LED Street Lights

Total costs slide further with the inclusion of solar street lights. Fully removing the power bill means that the higher capital costs usually pay for themselves within 2-4 years in locations where power costs are more than $0.10/kWh – and after that every year is money saved! Consider also the savings of avoiding trenching electical conduit along each pole, reducing system payback (for a power conduit project) to less than 18 months.

Assumptions: 12 hours operation per night, 365 nights per year, average U.S. commercial electricity rate. LED 150W fixture uses 150 W real power. HID 400W fixture uses 400W+ power with ballast. Source: DOE Municipal Solid-State Street Lighting Consortium.

Frequently Asked Questions About LED Street Lights

How do LED street lights work? +

LED street lights use light-emitting diodes mounted in a fixture housing with precision optics to direct illumination onto roadways and pedestrian areas. A driver circuit converts AC or DC power into regulated current for the LED chips. Solar models add a photovoltaic panel, charge controller, and LiFePO4 battery to store energy collected during daylight hours. Most units include a photocell or light sensor that activates the lamp at dusk and shuts it off at dawn, while advanced controllers offer time-dimming profiles and motion-sensor modes to extend battery life and reduce light pollution.

What are the advantages of LED street lights over HPS and metal halide lamps? +

LED street lights deliver 120-170 LM/W system efficacy compared to 50-90 LM/W for high-pressure sodium (HPS) and metal halide fixtures. That translates to 50-70% energy savings on the same roadway. LEDs also last 50,000+ hours versus 15,000-24,000 for HPS, which cuts lamp replacement and bucket-truck visits roughly in half. Color rendering is significantly better at CRI 70-80+ versus CRI 22 for HPS, improving driver visibility and CCTV image quality. LED fixtures reach full brightness instantly with no warm-up period and handle frequent on-off cycles without degrading the light source.

How long do LED street lights last? +

Most commercial LED street lights are rated at 50,000 hours to L70, meaning the fixture still produces 70% of its original lumen output at that point. At 12 hours of nightly operation, that works out to roughly 11 years before a noticeable decline in brightness. Guangqi’s GQ-TKJ series carries this same 50,000-hour L70B50 rating. The solar components — particularly LiFePO4 batteries — typically maintain over 80% capacity through 2,000+ charge-discharge cycles, which covers approximately 5-6 years of daily use before a battery swap is needed.

Are solar-powered street lights reliable in cloudy or rainy weather? +

Yes, when properly sized. Guangqi’s solar street lights carry a 2-day autonomy rating, meaning the LiFePO4 battery stores enough energy to run the light at full brightness through two consecutive overcast or rainy nights without any solar charging.

What is the difference between integrated and split solar street lights? +

An integrated (all-in-one) solar street light packages the solar panel, battery, LED module, and controller inside a single housing that mounts directly to a pole arm. This makes installation fast with fewer connection points. A split solar street light separates the solar panel from the light head — the panel mounts on top of the pole facing optimal sun exposure while the fixture sits lower on an arm bracket. Split designs allow larger solar panels and batteries, making them better suited for high-wattage applications above 100W or locations where the optimal panel angle differs from the fixture mounting direction.

How much do commercial LED street lights cost? +

Pricing for commercial LED street lights varies widely based on wattage, whether the unit is grid-powered or solar, and the fixture grade. Grid-powered LED cobra head fixtures in the 100-300W range typically run $150-$600 per unit at wholesale. Solar LED street lights carry a higher upfront cost — a complete system with panel, battery, and controller generally falls between $300 and $1,200 depending on wattage and battery capacity — but eliminate trenching, wiring, and monthly electricity bills. Over a 10-year lifecycle, solar units in off-grid or high-electricity-cost areas often deliver a lower total cost of ownership.

What certifications should LED street lights have? +

Look for CE marking (confirms compliance with European safety and electromagnetic compatibility directives), RoHS certification (restricts hazardous substances), and an IP65 or IP66 ingress protection rating (dust-tight and protected against water jets). For the North American market, UL listing and DLC qualification are important — DLC-listed products qualify for utility rebates in many states.

How to choose the right wattage for your street lighting project? +

Start with the road classification and required illuminance level: residential streets typically need 6-10 lux average maintained, collector roads 10-15 lux, and arterial highways 15-25 lux per IES RP-8 recommendations. Then factor in pole height, spacing, and the fixture’s lumen output. A 100W LED fixture producing 15,000+ lumens can adequately light a two-lane residential road with poles spaced 25-30 meters apart at 8-meter mounting height. For wider four-lane highways, 200-400W fixtures at 10-12 meter mounting heights with 30-40 meter spacing are more common. Always request a photometric simulation from the manufacturer to verify coverage before finalizing the design.

Ready to Light Up Your Project?

Please inform us of your street lighting needs road category, number of columns, solar or mains power etc., and our engineering team will produce a photometric plan and quotation within 48 hours.

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