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Voltage, Continuity and Phase Tester with Flashlight and Backlit Digital Display with Bargraph
Extech Instruments VT30 LCD Digital Multifunction Voltage Tester
Extech Instruments VT30 LCD Digital Multifunction Voltage Tester
Extech Instruments VT30 LCD Digital Multifunction Voltage Tester
Item# 90263
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  • Large backlit LCD display
  • AC/DC voltage indication: 6V, 12V, 24V, 50V, 230V, 400V, 690V
  • Polarity detection with LEDs for positive and negative DC
  • Continuity Test with audible tone
  • Phase rotation test for motors
  • Two handed operation for low impedance testing
  • Built-in flashlight for testing in tight areas
  • Voltage function operates without battery
  • Rubberized double-molded IP64 housing

Essential Info

The VT30 measures AC voltage to 480V and DC Voltage to 690V with LCD readout, stepped voltage bargraph indicator, and LEDs for positive and negative polarity. Additional features include audible continuity beeper, low impedance test for eliminating phantom voltages, and a built-in flashlight to illuminate test connections during measurements. This meter is shipped fully tested and with proper use will provide years of reliable service.



  • LCD Display: 1999 counts (3-1/2 digits) with bargraph and backlight
  • Resolution: 1 Volt
  • AC Voltage Range: 0 to 480V
  • AC Frequency Range: 50/60Hz
  • DC Voltage Range: 0 to 690V
  • Range Selection: Automatic
  • Response Time Updates: 2-3 times/sec
  • Overvoltage Protection: 480VAC/690VDC
  • Low Impedance Test: 12-250VAC/DC
  • LCD Enable Input Voltage: >4.5V AC/DC
  • Operation Time: 5s<250V AC/DC
  • Power Supply: 2 x AAA 1.5V alkaline batteries
  • Battery Life Approx: 8 hours continuous use typical
  • Operating Temperature: -10 to 55C (14 to 131F)
  • Storage Temperature: -30 to 60C (-22 to 140F)
  • Operating Humidity: 10 to 85% RH (non-condensing)
  • Safety This meter is intended for origin of installation use and protected, against the users, by double insulation per EN61243-3 and IEC61243-3 to Category IV 600V and Category III 1000V; Pollution Degree 2.
  • Approvals: CE, IP64
  • Dimensions: 240 x 78 x 40mm (9.4 x 3 x 1.6in)
  • Weight: 260G (9.2oz)
  • Important notes:
    Defective exchanges for identical item within 30 days of purchase. After 30 days, please contact the manufacturer.
    Manufacturer contact information: Extech Instruments Corp, Tel: (781) 890-7440 Ext 200


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    JOSEPH D -- carmel, NY   2/28/2011
    Great tester! Works well


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