martindale tek100 non contact voltage indicator with built in proving unit

The Martindale Tek100 non-contact voltage indicator is a reliable tool for detecting live electrical circuits without the need for physical contact. It features a built-in proving unit, making it convenient for users to ensure the system is functioning properly. This unit is designed for commercial, industrial, and office settings where accurate measurements and inspections are essential. With the trusted Martindale brand behind it, this voltage indicator provides peace of mind for professionals in various fields.

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