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Extech MA140 True RMS 300A AC Clamp Meter
The MA140 is a Compact AC Clamp Meter with NCV Detector. This Clamp meter takes True RMS measurements for accurate readings of noisy, distorted or non-sinusoidal waveforms. The MA140 can measure up to 300A AC. Complete with carrying case and two LR44 batteries. UL listed with a CAT III 600V safety rating.
- True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms
- Compact 0.8" (22mm) jaw size accommodates conductors up to 300MCM and allows measurements in tight locations
- Unique Smart Auto Sense feature
- Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals
- Built-in Non-Contact Voltage (NCV) detector for quick detection of live voltage
- Inrush current measurement
- 6000 count backlit LCD display
- Smart Data Hold: Audiovisual alert when a new reading exceeds 50 digits of a held reading
- Low battery indicator and Auto Power Off feature
- Complete with carrying case and two LR44 batteries
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