Dielectric Strength Testers | Withstand Voltage Test Equipment – Duncan Instruments – Duncan Instruments Canada Ltd

Dielectric Strength Testers (Withstanding Voltage Test Equipment)

Our dielectric strength testers are built to perform one of the most critical safety tests in electrical equipment manufacturing and maintenance: the dielectric strength test, also known as the withstand voltage test.

Whether you're validating insulation integrity or complying with industry standards, these testers help ensure your equipment can operate safely under high-voltage stress.

Choose from portable and bench-top models trusted across Canada by service technicians, labs, and OEMs.

Need help finding the right model? Contact us — we calibrate and service hundreds of these units each year and can help you choose the right fit.

11 products