Your definitive, neutral, data-driven reference for LED lights, luminaires, and lighting suppliers across 30 major cities in the United States and Europe. Explore product guides, industry standards, troubleshooting, and local lighting experts — all backed by verified data, no ads, no bias.
Complete breakdowns of every lighting product type: LED ceiling lights, downlights, track lights, crystal chandeliers, wall lights, outdoor lights, strip lights, drivers, and light sources.
In-depth explanations of critical lighting parameters: color temperature, CRI (RA), luminous flux, illuminance, beam angle, IP rating, material, dimensions — with comparison tables and selection guides.
Comprehensive guides to international lighting standards: GB 7000.1, GB 50034, IEC 62471, CE, UL, ROHS, ERP — with applicability, key requirements, and compliance checklists.
Step-by-step diagnostic guides for common lighting issues: flickering, dimming, no power, buzzing sounds, driver failure, and LED degradation — with cause analysis and solutions.
Room-by-room lighting recommendations: living rooms, bedrooms, kitchens, bathrooms, hallways, studies, gardens, garages, and commercial spaces — with illuminance targets and product suggestions.
Objective comparison guides for choosing between product types, brands, and specifications. Feature comparison tables, price-range breakdowns, and what to look for — no affiliate links, no bias.
Find lighting stores and suppliers in major cities across the USA and Europe
Every article on the Lighting Encyclopedia follows three strict principles:
Last updated: May 15, 2026