Works with GFCI circuits
Tests for faulty wiring in 3-wire receptacles: Correct, Open Ground, Open Neutral, Open Hot, Hot/Ground Reverse, Hot/Neutral Reverse
Lights indicate circuit condition
Standard North American 3-prong plug

More products EXTECH

EXTECH MO750 SOIL MOISTURE TESTER

• Meter with Heavy-Duty 8" (20cm) Probe
• Soil moisture content measurement from 0 to 50%
• Easy one-hand operation
• Min/Max records minimum and maximum moisture readings
• Data hold to freeze reading on display
• Water resistant

EXTECH 433201: MULTI-TYPE CALIBRATOR THERMOMETER

• One model for multiple thermocouple types with precision output displayed as mV or °C/°F
• Microprocessor assures maximum accuracy to 0.15% of reading over wide ranges
• High Accuracy Calibration function simulates precision thermocouple outputs for use in calibrating thermometers, transmitters,controllers or recorders.
• Complete with universal AC adaptor and AU/EU/UK/US plugs

EXTECH EX350 11 FUNCTION TRUE RMS MULTIMETER + NCV

• True RMS for accurate AC measurements
• 4000 count backlit LCD display
• Low Impedance (LoZ) prevents false reading caused by ghost voltages
• Low Pass Filter (LPF) for accurate measurements of variable frequency drive signals

EXTECH EA30 EASYVIEW™ WIDE RANGE LIGHT METER

• Compact and rugged design
• Widest range to 40,000Fc/ 400,000Lux is ideal for outdoor applications
• Large display with bargraph, Relative function for zero or difference from reference value
• Peak function captures short light pulse, Data Hold and Min/Max readings
• Auto power off, Zero function

EXTECH MO290 PINLESS MOISTURE PSYCHROMETER + IR

• Measure Humidity, Air Temperature (with built-in probe) plus non-contact InfraRed Temperature
• Pinless moisture sensor allows to monitor moisture in wood and other building materials with no surface damage
• Remote pin-type probe (MO290-P) for contact moisture readings (3ft/0.9m cable length)
• Select from multiple wood types and measurement ranges
• Easy to read, large dual display with backlit feature

EXTECH CT70: GFCI AND AC CIRCUIT ANALYZER

• Selectable loads of 12, 15 and 20 Amps
• Measures loaded and unloaded AC Line Voltage
• Calculates and displays % Voltage Drop and Line Impedance
• Displays Peak Line Voltage and Frequency

EXTECH 38387 600A AC CLAMP + MULTIMETER

• Measure AC Current, AC/DC Voltage and Resistance
• 1.25" (33mm) circular jaw opening for large cables (350MCM)
• Large 2000 count LCD display
• Data Hold freezes data in display
• Peak Hold captures in-rush currents
• Audible Continuity beeper

EXTECH DCP60-220: 600W SWITCHING POWER SUPPLY (220V)

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EXTECH MA140 TRUE RMS 300A AC CLAMP METER

• 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

EXTECH PQ3470-30 3000A POWER ANALYZER KIT: PQ3470 WITH PQ34-30

• Graphic Phase diagram with 3-Phase system parameters
• 3-phase Voltage or Current Unbalanced Ratio (VUR, AUR) and unbalanced factor
• Capture Transient events (including dip, swell, and outage) with programmable threshold (%)
• Log up to 30,000 reading on a removable SD memory card in Microsoft Excel® format
• Wide sampling rate range (2 seconds to 2 hours)