United Thai Laboratories (UTL) is an independent, third-party facility that specializes in lighting testing services, focusing on comprehensive performance and safety testing for luminaires and lighting components. We offer a complete range of internationally recognized lighting services in accordance with IEC, ANSI/IES, CIE, and ASTM standards. Accredited by the Thai Industrial Standards Institute (TISI) under the National Accreditation Council (NAC), our laboratory is also a signatory to the ILAC Mutual Recognition Arrangement (ILAC-MRA), ensuring global acceptance of our luminaire testing reports.
Accredited by NAC (TISI) and operates under the ILAC-MRA framework, ensuring internationally recognized quality and reliability.
The comprehensive photometric evaluations to assess to Luminous flux, luminous Intensity distribution, luminous efficacy, color characteristics (CCT, CRI, Spectral Power Distribution).
Accredited by NAC (TISI) and recognized under the ILAC-MRA mutual recognition framework, ensuring internationally accepted testing practices.
Testing in accordance with clause 12.4, focusing on thermal endurance, temperature rise of accessible parts, heat exposure effects on electronic components and safety-critical elements.
Accredited by NAC (TISI) and recognized under the ILAC-MRA mutual recognition framework, ensuring internationally accepted testing practices.
Testing in accordance with clause 9.2, focusing on degrees of protection provided by enclosures (IP Code), Resistance to ingress of dust and moisture under defined conditions.
Accredited by NAC (TISI) and recognized under the ILAC-MRA mutual recognition framework, ensuring internationally accepted testing practices.
Resistance to mechanical impact in compliance with IEC 62262, Assessment of enclosure durability and continued safe operation after impact.
Simulates prolonged exposure to high-humidity environments to evaluate the performance and reliability of luminaires when subjected to prolonged exposure in high-humidity environments.
Intended for luminaires designed for tropical, coastal, or high-humidity environments where moisture ingress or condensation may affect performance and safety.
To evaluate the luminaire’s durability and performance under repeated heating and cooling cycles, simulating long-term real-world environmental conditions and identifying potential points of failure.
Detection of premature component failures, assessment of material degradation due to thermal stress 8, evaluation of structural fatigue and overall product endurance
To assess the corrosion resistance of exterior finishes and metal components in saline environments, ensuring suitability for use in coastal, marine, or other salt-rich atmospheres.
Durability of protective coatings and finishes, corrosion resistance of metal components, suitability for coastal regions, marine vessels, and similar applications.