GH-LKF Series 20-40W
High System Stability<br/> Low Maintenance Requirement<br/> Self-made Reliable LiFePO₄Battery <br/> Die-Cast Aluminum Integrated Structure<br/> Compact & Reliable Low-Power Solution<br/> Excellent Heat Dissipation Performance
- Led power: 20W( 4200LM), 30W(6600lm), 30W(8000lm)
- Solar panel: Monocrystalline silicon
- Battery: LifePO4 Lithium battery
- Light efficiency: 200lm/w Philips smd 5050(Osram, Cree, Bridgelux both available)
- Controller: MPPT controller. 98% charging efficiency.
- IP grade: IP65 outdoor using
- Working mode: Dusk to dawn + Time controll + motion sensor
- Lifespan: 8-10 years.
- Warranty: 3 years, if any faulty during warranty, we will replace you new ones.
- Application: Countryside, road lighting, town road, village road, urban roads, sports fields.
- Description
- Video
- Data sheet
- Optic & Dialux
- Application
GH-LKF Core Selling Points & Advantages
1. Monolithic Die-Cast Aluminum Body ("Built Like a Tank")
Ultra-Rugged Durability: The entire body of the GH-LKF is engineered using a one-piece, high-pressure die-cast aluminum molding process. This monolithic structure creates a robust, heavy-duty
armor that is impact-resistant, weatherproof, and exceptionally tough against physical wear and harsh environmental elements.
Superior Thermal Dissipation: The integrated aluminum alloy structure acts as a massive heat sink, pulling heat away from the LEDs and internal circuitry to drastically extend the operational lifespan of the entire fixture.
2. Streamlined, Timeless, and Aero-Dynamic Design
Aesthetically Pleasing Profile: Featuring a beautiful, low-profile aerodynamic curve, the GH-LKF looks clean, modern, and high-end. Its sleek appearance ensures it never looks outdated, seamlessly blending into pathways, park trails, and premium properties.
Low Wind Resistance: The smooth, curved exterior reduces wind drag, making it highly stable on lighter poles or in breezy suburban areas.
3. Optimized 40W Output: Engineered for Smart, Targeted Applications
Fixed Battery Compartment Efficiency: Because the housing is formed in a single, solid die-cast mold, the internal battery bay is fixed and optimized for maximum compact space utilization.
The Perfect Fit for Smart Budgets: To maintain a perfect thermal and energy balance within this fixed space, the GH-LKF is precisely rated up to 40W maximum power. This makes it the ideal, highly efficient choice for installations requiring a low-to-medium mounting height (such as residential streets, rural lanes, parks, courtyards, and perimeter fencing) where massive, high-wattage fixtures are unnecessary.
4. Global Best-Seller Backed by Guohui's Golden-Standard Components
Sustained Global Popularity: Despite its specialized wattage tier, the GH-LKF remains a massive best-seller worldwide, trusted by international contractors for its predictable performance and worry-free operation.
Guohui's Premium Configuration Integration: Just like our high-wattage highway fixtures, Guohui Lighting cuts zero corners on the GH-LKF. Every single internal component—from the high-efficiency solar cells to the intelligent controller and premium LEDs—is optimized using our finest corporate supply chain solutions to guarantee ultimate, long-term reliability.







Product Model | GH-LKF-20W | GH-LKF-30W | GH-LKF-40W |
Monocrystalline solar panel | 18V/40W | 18V/50W | 18V/65W |
Battery | Lithium LifePO4 3.2V 36AH | Lithium LifePO4 3.2V 76AH | Lithium LifePO4 3.2V 100AH |
LEDs Chips | Philips 5050 | ||
Material | Die-casting aluminum | ||
Luminous Efficiency | 200lm/w | ||
Controller | MPPT boost constant current integrated control | ||
Lighting Mode | Microwave induction+segmented time control+intelligent control | ||
Charge Time | Supporting 5-7 rainy days | ||
Discharge Time | Sunshine lasts for 6 hours | ||
Working Hours | >50,000 hours | ||
IP Grade | IP65 | ||
Warranty | 3 years | ||
Product Size | 760*430*150mm | 910*430*150mm | 1160*430*150mm |
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Country Road
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Front Yard
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Parking Lot
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High Way
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Rural Road
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Viaducts

