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Testboy designs rugged, affordable electrical test instruments, including voltage detectors, insulation testers, and clamp meters for industrial and field use.
The Testboy Profi III DUO offers an extensive range of features in a robust, user-friendly design. With both an illuminated LCD and an 11-segment LED display, it ensures easy readability even in tough environments. Featuring one-handed operation, automatic test range selection, and high-voltage testing up to 1500 V DC, it is ideal for professional use. CAT IV 1000 V certification guarantees the highest safety standards.
