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  • Voltage detection from 90 to 1000 V AC, suitable for a wide range of residential, commercial and industrial needs
  • Always on, using special low power circuitry to sustain battery life and ensure your 2AC is always ready
  • Innovative 'Battery Check' button function ensures battery is in good condition*
  • CAT IV 1000 V overvoltage rated product for best in class user protection
  • Expanded range: 90 V AC to 1000 V AC
  • Integrated clip design, optimized for pocket storage
  • Powered by 2x AAA batteries (included)
  • Fluke ruggedness and reliability
  • Two-year warranty
* Use of Battery Check function is optional and for convenience only, it is not intended as a substitute for checking the unit on a known live source before and after use.


Installs and grounds in less than 5 minutes Save time with quick and easy installation with the CV Series – 5 minutes or less.
  • One technician
  • One hole with standard Greenlee® punch
  • Panel door does not need to be removed
  • Grounds instantly to metal enclosure with patent-pending AutoGround™ process
  • Maintains panel arc test ratings up to 63kA when properly installed
Work more efficiently with Fluke ClirVu® CV400 95 mm (4 in) Infrared Windows
  • NFPA 70E processes significantly reduced due to less work permit requirements
  • Faster and more comfortable inspections because full PPE is often not required
  • Reduce the risk of arc-flash and electrocution, increase the safety of your personnel and reduce the time and cost of preventive maintenance
  • CV400 is Torture Tested™ to the highest arc blast test ratings IEEE C37.20.7: 63 kA Arc tested at KEMA, UL 50/50E/50V, UL1558, IEC60529-1: IP67, IEC 60068, NEMA 4/12, CSA C22.2 NO. 14-13:2012, and CE
  • Convenience of both quick turn or security keyed access


  • 1024 x 768 infrared camera with large 5.6-inch high resolution LCD screen
  • Provides temperature measurements from -40°C to +1200°C (-40°F to 2192°F)
  • Offers a high temperature option for measurements up to 2000 °C (3632 °F)
  • Subject to Export Control


  • Extremely accurate infrared thermometer for measuring temperatures from -30°C to 650°C (-22°F to 1202°F) accurate to +1.0°C or +1.0% of reading (whichever is greater)
  • Offers precise dual-lasers for superior targeting and more accurate and repeatable measurements
  • Provides up to a 12:1 Distance to spot ratio
  • Features IP54 rating against dust and moisture


  • Rugged, reliable basic True-RMS clamp meter for measuring current up to 400 A
  • Measures AC current to 400 A
  • Measures AC voltage and DC voltage to 600 V
  • Provides True RMS AC voltage and current for accurate measurements on non-linear signals
  • Measures resistance to 4 kΩ with continuity detection