EXTECH 380940 True RMS AC/DC Watt Clamp-on

EXTECH 380940 True RMS AC/DC Watt Clamp-on key features

  • Large LCD with 40 segment analog bargraph
  • Data Hold, Max/Min recall, Auto Zero (DC current), plus low battery indication
  • Auto power off
(1 customer review)

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EXTECH 380940 True RMS AC/DC Watt Clamp-on

The Extech 380940 is a 400 Amp tiny True RMS AC/DC power clamp meter with a small diameter jaw designed to reach in tight spaces and calculate power up to 240kW. This mini power clamp, with the added convenience of instant watt readings, is useful for essential troubleshooting tasks in plant maintenance, electrical, HVAC, and telecom work, as well as residential electrical repairs, energy audits, fleet maintenance, marine, and motorcycle repair. Test leads, two AA batteries, and a carrying bag are included.

At MMElectronics, we strive to provide exceptional customer service. Our expert team is ready to assist you in selecting the right clamp meter for your application.

EXTECH 380940 True RMS AC/DC Watt Clamp-on specifications

  • AC Current 400A 0.1A ±(1.5% + 3d)@50/60Hz Overload protection: 600A AC (AC frequency range 40Hz-1kHz)
  • DC Current 400A 0.1A ±(1.5% + 3d) Overload protection: 600A DC
  • AC Voltage 600V 1V ±(1.5% + 2d)@50/60Hz Overload protection: 800V AC
  • DC Voltage 400V 0.1V ±(1.0% + 2d) Overload protection: 800V DC
  • Frequency 10kHz 0.01-100Hz ±(0.8% + 2d) Overload protection: 600V AC
  • Dimensions 7.2 x 2.5 x 1.4″ (183 x 64 x 36mm)
  • Weight 6.7oz (190g including batteries)
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1 review

1 review for EXTECH 380940 True RMS AC/DC Watt Clamp-on

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  1. Mateo

    Cheap way to get a decent voltmeter and clamp on meter

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EXTECH meters and testers help you ensure uptime, maximize productivity and verify compliance. Whether used as a component of an effective predictive maintenance program or as a key tool for a rapid response repair team, EXTECH instruments are the meters of choice for professionals who need to solve problems. Extech continues to build brand loyalty and trust among electrical contractors, industrial mechanics, facilities maintenance, HVAC/R technicians, sustainability & safety directors, public works managers, building & restoration contractors, and more. Extech products are backed with a standard full 2-year warranty, and select products up to 3 years, against defects.



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