1. How does your factory handle custom spectral and color-changing LED specifications?
Our engineering team uses our specialized optical darkroom and integrating sphere spectrometers to adjust spectral profiles according to client needs. Whether you require precise CRI values, specific R9 red rendering, or custom 5CCT intervals for smart commercial panels, we customize the LED board layout and select compatible dimmable drivers to ensure accurate color rendering without flicker.
2. What distinguishes your IP65, IP66, and IP69K Tri-proof lights from standard commercial fixtures?
Our Tri-proof lights are manufactured using specialized compression and blister molding processes. These techniques produce single-piece housings with highly durable, non-aging silicone gaskets. This protects internal drivers and light engines from high-pressure water jets, vapor intrusion, and corrosive air in chemical labs, tunnels, and marine docks.
3. How do in-house injection molding and structural fabrication help keep product costs down?
By running our own injection molding workshop, we eliminate outsourcing markups and keep close control over structural dimensions. This helps us ensure tight seals for our waterproof fixtures, reduce production waste, and rapidly prototype new custom components without the delays of third-party tooling partners.
4. What quality standards and certifications do your products carry for European and North American markets?
Our company operates under the ISO9001:2000 quality management system and holds official BSCI certification. Our lighting products are fully certified with CE, ROHS, SAA, TUV GS, LVD, and EMC. This ensures easy import clearance and compliance with safety regulations across European, Oceanian, and American markets.
5. Where are your facilities located, and what is your average delivery timeline?
Our main manufacturing center is located in Zhejiang, China, only 38 kilometers from Ningbo Port—one of the world's most active deep-water shipping terminals. This proximity allows us to load containers and ship orders quickly. While sample orders typically ship in 7 to 10 days, bulk production runs are generally completed within 30 to 45 days, depending on custom specs.
6. How does the PMMA LGP (Light Guide Plate) improve the lifespan of your office panel lights?
We use high-purity PMMA (Polymethyl Methacrylate) instead of cheaper PS (Polystyrene) for our light guide plates. PMMA is highly resistant to heat and UV exposure, preventing the yellowing and light loss that often occurs in cheaper panels over time. This keeps our fixtures clear and bright, providing clean, flicker-free light for years.
Ledlot Lighting
