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LCD Multifunction Voltage Tester

Extech VT30

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The Extech VT30 is a voltage, continuity and phase tester, featuring a built-in flashlight and backlit digital display with bar graph. This rugged tester is protected by a double molded IP64 housing and offers polarity detection with LEDs for positive and negative DC as well as a CAT III 600 Volt / CATIV 600 Volt safety rating. The VT30 comes complete with a one year warranty, 2 AAA batteries, protective cap, and pouch case.

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  • Wide detection range

    AC voltage range from 0 to 480 V and DC voltage range from 0 690 V

  • Ruggedized for any work environment

    Features a built-in flashlight for tight test areas and a rubberized, double-molded IP64 housing

  • Fast results that are easy to interpret

    Audible tone (continuity), LEDs for positive and negative DC (polarity), and a large, backlit display make testing easy

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General Specifications
AC Voltage
0 to 480V AC
AC Voltage Basic Accuracy
±(1.5% of reading + 5 digits)
AC Voltage Max Resolution
Built-In Flashlight
0 to 200kΩ, guaranteed on < 50kΩ
DC Voltage
0 to 690V DC
DC Voltage Basic Accuracy
±(1.0% of reading + 3 digits)
DC Voltage Max Resolution
Frequency Bandwidth
Input Impedance
1MΩ (approx)
Low Impedance
12-250V AC/DC; impedance <6kΩ
Max Current
Ω1.0mA (400VAC); Ω1.5mA (690VDC)
Response Time
Updates 2-3 times/sec
Additional Details
9.4 × 3 × 1.6" (240 × 78 × 40mm)
IP Rating
2 × AAA (1.5V) batteries
Safety Category
CATIII - 600V, CATIV - 600V
2 years
9.2oz (260G)
Related Documents
Export Restrictions

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.

Extech VT30