EXTECH MA440 Series Digital Clamp Meter, 400A AC, with NCV

The EXTECH MA440 Series Digital Clamp Meter is a versatile and reliable tool designed for professional electricians and DIY enthusiasts. This 9-function instrument combines essential multimeter capabilities with a high-current AC clamp and a built-in non-contact voltage (NCV) detector, offering a comprehensive solution for electrical testing and diagnostics.

Featuring a CAT III 600V safety rating, it is certified for use on electrical installations, providing essential protection for the user when working on live circuits. The device offers manual function selection and manual ranging for precise control, alongside a convenient data hold function that freezes the current reading on the display for easy recording.

A large backlit LCD display ensures excellent visibility of readings, even in low-light conditions. The digital multimeter (DMM) functions include AC current measurement, AC/DC voltage, capacitance, continuity, diode test, frequency, and resistance. With a maximum jaw opening of 30mm, the clamp can easily fit around a wide variety of conductors.

This robust meter is an indispensable tool for troubleshooting, installation, and maintenance work across residential, commercial, and industrial electrical systems.