Insulation Testers by Voltage Range | 250V to 20kV – Duncan Instruments Canada – Duncan Instruments Canada Ltd

Choosing the Right Insulation Tester: What Voltage Rating Do You Need?

When it comes to insulation resistance testing, one size does not fit all. Whether you're troubleshooting equipment, commissioning new installations, or performing preventive maintenance, selecting the right test voltage matters. That’s why we’ve made it easier than ever to shop by voltage range on our website.

🔎 New Subcategories Now Live:
You can now browse insulation testers by test voltage, making it easier to find the right tool for your application: