The Klein Tools CL390 is a versatile, professional-grade digital clamp meter designed for comprehensive electrical testing. It offers automatic ranging True RMS (Root Mean Squared) measurement technology, ensuring accurate readings for both AC and DC currents up to 400 amps. Beyond current measurement, the CL390 supports a wide array of functions including AC/DC voltage, resistance, capacitance, frequency, duty cycle, diode testing, continuity, and temperature measurement via a K-type thermocouple. A standout feature is its integrated non-contact voltage tester (NCVT) within the clamp jaw, allowing for safe detection of live circuits without direct contact. The meter’s high-visibility reverse contrast LCD display enhances readability in various lighting conditions. Additional user-friendly features include Max/Min, Relative/Zero, and Data Hold functions, as well as an auto-power-off function after 10 minutes to conserve battery life.
This item comes with 30 day warranty.
120-day Purchase Protection Plans can be purchased at an additional cost for extra cover and peace of mind
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