The Agam AIT 501 is the 5KV Smart Digital Insulation resistance tester with diagnostic features like PI, DAR. Has selectable test voltages of 500V, 1000V, 2500V and 5000V & Insulation resistance measurement upto 1 TOhm. An compact tool for Insulation testing designed smartly.ITI series is a low voltage insulation tester which is best suited for testing motors, transformers, generators, switch gears, cables, house hold appliances, on-site maintenance and service departments.