The HT Instruments M75 is a calibrated (ISO) installation tester that is designed to comply with VDE standards 0100 and 0413. It is a reliable and accurate tool for testing electrical installations in both residential and commercial settings.

With a large backlit display, the M75 provides clear and easy-to-read results for a variety of tests, including insulation resistance, continuity, loop impedance, RCD, and voltage measurements. It is also equipped with an auto-ranging feature for voltage measurement, ensuring accurate results every time.

The M75 is designed for ease of use, with a user-friendly interface and intuitive controls. It comes with a range of accessories, including a carrying case, test leads, and alligator clips, making it a versatile tool that is suitable for a variety of applications.

This installation tester is an essential tool for electricians, contractors, and maintenance professionals, providing them with the accuracy and reliability they need to ensure the safety and efficiency of electrical installations.