TTI-220 Tracking Index Tester Printer 0.1% NH4Cl Solution GB/T 4207 Test for Insulating Board

TTI-220 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 GB/T 4207, IEC 60112 and is widely used in quality control laboratories, material R&D centers and third-party testing institutions.

Key Features

• Built-in thermal printer for reports
• GB/T 4207 compliant test flow
• Large specimen area for boards
• Automatic CTI level judgement
• Multi-language HMI interface

Technical Specifications

Typical Applications

Suitable for tracking index testing of insulating boards, terminal boards, barrier sheets. The instrument is essential for manufacturers exporting electrical and electronic products to markets requiring IEC 60112, GB/T 4207, ASTM D3638 or UL 746A compliance.

Warranty and Service

12-month warranty, lifetime technical support, free operation training video and installation guide. Calibration certificate and CE declaration available on request.