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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 TV 456 is a professional, battery-operated installation tester designed for comprehensive electrical safety checks in line with DIN VDE 0100 and EN 61557. Featuring a 3.5" TFT color display, rotary switch, and USB interface, it supports all essential measurements including RCD testing for various types and EV charging stations. With memory for up to 1000 measurements and PC software for report generation, it’s a powerful all-in-one solution for modern electrical inspections.
