About United Thai Laboratories (UTL)

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Established in 2025, United Thai Laboratories (UTL) is an independent luminaire testing laboratory based in Thailand, providing professional, accurate, and internationally aligned testing services for the global lighting industry.

We support manufacturers, importers, designers, and project developers in verifying product safety, performance, and regulatory compliance in accordance with IEC, CIE, IES, and other recognized international standards. Our laboratory operates with advanced testing systems, calibrated precision instruments, and controlled environments to ensure accurate and repeatable results.

As a third-party laboratory, UTL maintains strict impartiality, confidentiality, and technical integrity, delivering objective data that clients can rely on for certification, regulatory submission, and product development.

To become a leading luminaire testing laboratory in Southeast Asia and a trusted technical partner for the international lighting industry, supporting innovation, safety, and global compliance. 

Our mission is to deliver reliable, precise, and internationally recognized testing services that help lighting products meet global market requirements. We are committed to supporting manufacturers throughout research, development, validation, and certification processes with professionalism and technical excellence. 

 UTL provides comprehensive luminaire testing services, including:

• Safety Testing in accordance with IEC 60598 series
• Photometric Testing (LM-79, CIE standards) 
• IP (Ingress Protection) Testing – IEC 60529
• IK (Impact Resistance) Testing – IEC 62262
• Thermal & Endurance Testing
• Salt Spray (Corrosion) Testing
• Electrical and Mechanical Performance Testing

Each test is conducted following standardized procedures to ensure compliance with international regulatory requirements.

 UTL provides independent, reliable, and standards-based testing services that ensure product safety, performance, and regulatory compliance. Our laboratory operates with a strong commitment to technical excellence, accuracy, and integrity. 

What distinguishes UTL:

• Technical Specialization – Extensive expertise in lighting and related product testing, supported by experienced engineers and technical professionals.
• Standards Compliance – Testing conducted in accordance with recognized national and international standards to support market access and regulatory approval.
• Quality Assurance System – Controlled procedures, calibrated equipment, and systematic documentation to ensure consistent and traceable results.
• Operational Efficiency – Structured processes that enable timely testing and reporting without compromising accuracy average 1 week.
• Client-Focused Support – Professional consultation and clear communication throughout the testing process.
   

UTL is committed to delivering accurate results and dependable service, supporting manufacturers and organizations in maintaining product quality and strengthening market credibility.

UTL is led by qualified engineers and technical specialists with expertise in lighting technology, international standards, and regulatory compliance.

Our team works closely with clients to understand product design, application requirements, and target markets, providing technical guidance throughout the testing and certification process.