Resources for Engineers,
Specifiers & Importers
Everything you need to evaluate, design, and procure Sunjoylight LED fixtures — photometric files, CAD models, spec sheets, certification documents, installation guides, plus our engineering blog and lighting glossary.
Specify With Confidence
Photometric, CAD, and documentation files for every product family. Tell us the models you are working with and we will send the matching files.
Full Product Catalog
Complete 2026 catalog with all 8 product families, 150+ models, specifications and pricing tiers.
Spec Sheets
Individual product datasheets with photometric data, dimensional drawings, and certification listings.
IES & LDT Files
Photometric files compatible with DIALux evo, Relux, AGi32, and other lighting design software.
CAD & 3D Models
STEP, IGES, and Revit family files for integration into your BIM and CAD workflows.
Installation Guides
Mounting instructions, wiring diagrams, and troubleshooting guides for each product family.
Certificates
FCC, CE, CCC, and GB/T 3836-2021 explosion-proof certification documents. PDF copies on request.
Industry Knowledge
Educational content from our engineering team — lighting design, compliance, and the terminology behind the spec.
Blog & Insights
Engineering-focused articles on hazardous-area compliance (GB/T 3836, IEC 60079), lighting design to EN 12193 and EN 13201, high bay retrofits, solar sizing, and CE documentation — written by our product engineers.
Read ArticlesLighting Glossary
50+ technical terms explained in plain language: photometric units, IP/IK ratings, certifications, fixture types, and driver technology — a working reference for specifiers and importers.
Browse GlossaryTell us about your project.
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