TTI-170 Tracking Index Tester (Comparative Tracking Index Tester) is a professional instrument designed to evaluate the tracking resistance of solid insulating materials under wet and contaminated conditions. It fully complies with IEC 60112, DIN 53480 and is widely used in quality control laboratories, material R&D centers and third-party testing institutions. Key Features DIN 53480 and IEC 60112 methods Matched platinum electrode pair Flat specimen support table Adjustable