After continuous challenge and design, THT-EX Explosion-proof LED Lighting have achieved the goal of Six Protecting. THT-EX give our customer more safeguard. * Explosion-proof testing passed (IECEx, ATEX, CNS, GB) * Dust-proof testing passed (IECEx, ATEX, CNS, GB) * Water-proof and dust-proof testing passed (SGS IP67~IP68) * Salt spray testing 720 hours passed * low temperature -60℃ ~ +55℃ 500 times cycle testing passed * 100℃ vapor testing 720 hours passed