Extech 380940 TRMS Watt Clamp Meter 400A measures current, watts, and voltage. Features a large LDC display with a 40 segment analog bargraph. Also features Auto Zero (DC Current), Max/Min data recall, Data hold, and a low battery indicator.
Highest resolution of any power clamp DMM (10W or 100mA)
True RMS AC Voltage and Current
DC and AC True Power to 240kW
0.9" (23mm) jaw opening
Large 4000 count LCD display
Fast 40 segment analog bargraph
Auto Zero function for DC current
Data Hold, Max/Min recall display
Frequency to 1MHz
Low battery indication
Extech 380940 400A True RMS Watt Clamp Meter
See detailed Specifications in Documentation tab.
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.