Adapter for automatic insulation resistance measurements of 3-, 4-, and 5-core cables and wires. 6 crocodile clips included. The AutoISO adapter allows you to save a lot of time and thus to save money. An important advantage of the adapter is also the exclusion of human error when switching individual veins before the next measurement. Measurement up to 2.5kV. Measurement category: CAT IV 600V. Optional use for MIC-2510 and MPI-525 meters.