Precise, round‑the‑clock illumination keeps cranes moving, drivers safe, and cameras sharp in maritime gateways where a single misplaced container can halt a supply chain.
Modern ports have abandoned power‑hungry HID towers for energy‑saving LED high‑mast floodlights for container terminals, anchored in corrosion‑proof aluminum die‑cast housings that shrug off salt, wind, and vibration.
What types of ports are there in the world?
The world’s ports can be roughly divided into the following 6 categories, even within one harbour, lighting varies edramatically by operational zone.
| Port Category | Why it’s Different | Typical Throughput & Activity | Lighting Focus |
|---|---|---|---|
| Container terminal | Dense crane canyons, 40 m stacks | 5–10 million TEU/yr | Uniform 50–100 lx via LED floodlights for container‑yard blocks |
| Bulk‑cargo berth | Dust, uneven ore/coal piles | 20–50 Mt/yr | Wide‑beam 20–30 lx from energy‑efficient LED tower lights for bulk yards |
| LNG & liquid jetty | Hazardous Zone 1 vapours | 5–20 Mt/yr | 100 lx task lighting with explosion‑proof LED high bays for LNG berths |
| Ro‑Ro & passenger pier | Moving ramps, foot traffic | 1–3 M vehicles/yr | 50 lx glare‑free LED quay floodlights for Ro‑Ro terminals |
| Intermodal rail yard | Rail‑road cross‑overs | 1–5 million TEU/yr | 30 lx from rail‑yard LED mast lights along tracks |
| Logistics & warehouse compound | Fork‑lift aisles, pallets | 0.5–2 M m² | 200 lx indoors with LED high bays for port warehouses |
Why is energy‑efficient lighting critical for terminals and yards?
Ports rarely sleep: vessels berth at midnight, RTG cranes shuffle boxes before dawn, and security cameras must capture every corner. Legacy metal‑halide towers topping 1 MW per quay drain budgets and breach carbon targets.
Swapping to smart‑dimming LED high‑mast floodlights for container terminals slashes consumption by 50 % and lowers CO₂—an easy win as the IMO pushes shore‑power electrification.
Bullet highlights
- ↓ OPEX: 3‑year payback at tariffs ≥ $0.10 /kWh
- ↓ CO₂: up to 5,000 t annually for a 10‑crane berth
- ↑ Uptime: 50,000 h lamp life keeps cranes in motion
How do aluminum die‑cast accessories solve dockside pain points?
Salt fog, gale‑force gusts, and crane vibration punish luminaires. Each pain point below finds its cure in a purpose‑built die‑cast part.
| Dockside Pain Point | Aluminum Die‑Cast Remedy |
|---|---|
| Accelerated corrosion within 18 months | Marine‑grade aluminum die‑cast floodlight housings with 120 µm powder‑coat |
| Glass lenses loosen after crane shocks | Die‑cast lens‑retention rings for vibration‑proof quay lights |
| Drivers overheat inside sealed towers | Fin‑dense die‑cast heat sinks for 1 kW LED high masts keep junctions ≤ 70 °C |
| Re‑aiming lights post‑typhoon is costly | Die‑cast adjustable slip‑fitters locking beams at ±3° |
Additional rugged parts: driver enclosures, gasketed junction boxes, swivel yokes, reflector frames—all cast, machined, and sealed to IP67 or ATEX Zone 1. YongzhuCasting is a regular manufacturer and supplier of the above aluminum die casting parts.
What are the top 10 ports in the world in terms of throughput?
| Rank | Port (2023 throughput) | Country | Volume (million TEU) |
|---|---|---|---|
| 1 | Shanghai | China | 49.16 |
| 2 | Singapore | Singapore | 39.01 |
| 3 | Ningbo‑Zhoushan | China | 35.30 |
| 4 | Shenzhen | China | 29.88 |
| 5 | Qingdao | China | 28.75 |
| 6 | Guangzhou | China | 25.41 |
| 7 | Busan | South Korea | 22.75 |
| 8 | Tianjin | China | 22.19 |
| 9 | Jebel Ali | UAE | 14.47 |
| 10 | Rotterdam | Netherlands | 15.00 |
Every site above fields thousands of LED berth floodlights in die‑cast housings atop 30–50 m masts.
Who are the world’s leading lighting suppliers?
| Supplier | Headquarters | Flagship Port Product | Snapshot |
|---|---|---|---|
| Signify (Philips) | Netherlands | Seacove marine high‑masts | 1891; 74‑country reach |
| Musco Lighting | USA | TLC‑for‑Ports | Patented glare louvers |
| Eaton Cooper | USA | GOLIGHT Ex flood | ATEX / IECEx ranges |
| Zumtobel / Thorn | Austria / UK | Areaflood Pro Marine | 70‑year maritime history |
| Dialight | UK | Vigilant Zone 1 LED | Hazardous‑area expert |
| Hubbell | USA | Kemlux Gen 4 | Heavy‑duty marine bodies |
| Cree Lighting | USA | OSQ‑HO quay flood | High‑efficacy optics |
| Siteco | Germany | FL 20 high‑mast | Rail‑port installs |
| AEC | Italy | Port‑Tower LED | Mediterranean bulk terminals |
| Glamox | Norway | TX60 offshore flood | Arctic‑rated −40 °C design |
Who are the leading lighting suppliers in China?
| Brand | City | Port‑Yard Range | 2023 Export (US$ M) | Profile |
|---|---|---|---|---|
| Opple | Shanghai | Marine LED mast lights | 120 | IPO 2016, global retail |
| NVC | Huizhou | IP66 quay floods | 115 | National service network |
| Tormin | Jiaxing | EX‑proof dock bays | 90 | GB/T 3836 test lab |
| Unilumin | Shenzhen | Smart port towers | 80 | Digital dimming suites |
| Mason | Shenzhen | High‑mast arrays | 75 | Stadium & port crossover |
| NationStar | Foshan | Modular flood engines | 70 | Full vertical integration |
| Kingsun | Zhuhai | Solar‑hybrid quay lights | 60 | 30‑year producer |
| FSL | Foshan | Bulk‑yard towers | 55 | Legacy HID to LED retrofits |
| Yankon | Ningbo | Low‑glare crane floods | 50 | ODM for EU brands |
| MLS | Xiamen | High‑bay EX troffers | 48 | Listed on SSE STAR board |
What is preventive maintenance of port facilities?
Ports face harsh micro‑climates—salt aerosol up to 70 µg Cl⁻/cm²/day, typhoon winds, and wide temperature swings. Without proactive work, optics cloud, brackets loosen, and security footage darkens.
| Interval | Task | Objective |
|---|---|---|
| Monthly | Hose lenses; inspect die‑cast junction boxes | Remove salt, stop corrosion early |
| Quarterly | Thermal scan die‑cast heat‑sink fins & drivers | Catch hot‑spots before LED failure |
| Bi‑annual | Photometric grid, re‑aim via die‑cast slip‑fitters | Keep uniform 50 lx across lanes |
| Every 5 yrs | Replace 10 % LED engines; re‑coat damaged housings | Sustain > 90 % luminous flux |
Routine checks preserve warranty, uphold ISPS security standards, and stretch CapEx life beyond 100,000 h.
Ready to cut energy bills, slash downtime, and future‑proof your quay? Source marine‑grade aluminum die‑cast floodlight housings, heat sinks, brackets, and junction boxes from a specialist foundry that meets IP67 and ATEX Zone 1—even before your next vessel ties up.
Searching for High-Quality for Cast Aluminum Parts?
You’ve come to the right place! Yongzhu Casting is a certified die casting manufacturer with over 20 years of expertise in the industry.
We have successfully completed numerous die casting projects for Aluminum casting parts, particularly in your industry.
Zhejiang Yongzhu Casting Technology Co., Ltd.
Location: Zhejiang, China
Company type: Manufacturers, Producers, Wholesalers
Year Founded: 2004
Main Products: Aluminium die casting, Mold Making, Die Casting, Sand Casting, Gravity Casting
Leading Chinese producer Yongzhu Casting is formerly known as Hangzhou Higer Metal Products Co., Ltd., was established in 2004.
With 20 years of experience in the industry, we are a specialized manufacturer in Aluminum casting and Machining.
Our products are widely used in various applications such as Automotive, Energy, Lighting, Medical, Home Furnishings, Machinery & Equipment etc. Below are our advantages:
Design Review & DFM Support
Our professionals will evaluate your designs and provide suggestions for cost savings. Additionally, we offer Design for Manufacturing (DFM) assistance and conduct mold flow analyses to facilitate efficient production.
State-of-the-Art Manufacturing Equipment
Our facility is equipped with advanced hot-chamber and cold-chamber die casting machinery for aluminum and zinc production.
We also utilize high-precision CNC machines in a temperature-controlled workshop, featuring 3-Axis, 4-Axis and 5-Axis setups to manage any project you have.
Rigorous Quality Control Measures
Our dedicated quality control team ensures that all parts meet the highest standards of quality and consistency. We employ high-accuracy measurement instruments, including CMM, spectrometers, and X-ray detectors.
Comprehensive Surface Treatment Options
We provide a variety of surface finishing techniques for your precision die casting components. Our in-house services include cleaning, polishing, anodizing, shot blasting, and painting.
Flexible Project Acceptance
While larger manufacturers often shy away from low-volume projects, and smaller ones may struggle with quality, Yongzhu Casting stands apart. We prioritize customer satisfaction and willingly accept high-mix, low-volume projects like yours.
