Best Extech in 2026

One person operation for wire and cable testing

Transmitter with output cables terminated in modular RJ11 phone connector

Remote continuity with the use of the remote probe

Two alligator clips with removable insulators

Two plunger mini hooks

Two modular 4 inch heavy duty test probe handles with 0.16 inch banana plug tip

Quickly locate 110V to 125VAC Circuit Breakers and Fuses

Variable Sensitivity adjustment to pinpoint correct circuit breaker

Bright Red and Green LEDs indicates if receptacle is correctly wired or six fault conditions

USB interface for easy setup and data download

Selectable data sampling rates from 1 second to 24 hours

LCD displays current readings, min/max and alarm status

Measures LED and Standard lighting

For White and Color LEDs

Lux or Foot Candle units

Displays relative humidity from 10 to 90-percent and air temperature from 32 to 122 F (0 to 50 C) on dual display

Fits in shirt pocket and includes pocket clip

Min/Max and Data Hold

Circuit breaker finder with outlet/GFCI tester

Local continuity checking is accomplished by a bright flashing LED and loud pulsating beeper

AC voltage detector with flashlight

Pocket design meter with flip style case acts as extension handle and protects meter during storage

Displays air velocity and ambient temperature on dual display

Measuring range 100 to 5500 feet/min

Easy to use digital multimeter with large, 2000 count, LCD display measures AC/DC Voltage, AC/DC Current, and Resistance

Includes 1.5 Volts and 9 Volts battery test modes to easily test a wide variety of batteries

10A fuse protection as well as overload protection and indication keep you safe

MN24 Digital Multimeter with large, easy to read display measures AC/DC Voltage, DC Current, Resistance, and Continuity and features Diode and Battery tests

Included 40130 Non Contact Voltage Detector detects AC Voltage from 100VAC to 600VAC with a Flashing LED and Audible beeper

Included ET15 Receptacle Tester tests for faulty wiring in 3 wire outlets with a standard North American 3 prong Plug

Large LCD with easy-to-read 1" (25mm) digit size

Temperature range: indoor (built-in sensor): 14 to 140°f (-10 to 60°c) outdoor (external probe): -58 to 158°f (-50 to 70°c)

User programmable high/low audible alarms for outdoor temperature

Pocket design meter with flip style case acts as extension handle and protects meter during storage

Displays air velocity and either relative humidity, dew point or temperature on dual display

Measuring range 100 to 5500feet/min

Product 1: True RMS feature for accurate readings regardless of waveforms

Product 1: 1.2" (30mm) jaw size fits conductors up to 500MCM

Product 1: Large backlit LCD display and built-in Flashlight

LoZ prevents false readings caused by ghost voltages

True RMS for accurate AC measurements

Fast 60-Segment Analog style Bar graph for viewing trends with a 6000 Count LED display

Backlight for readings in low light levels

Large LCD display with analog bargraph

Utilizes precision photo diode and color correction filter

LoZ prevents false readings caused by ghost voltages

True RMS for accurate AC measurements

Fast 60 Segment Analog style Bar graph for viewing trends with a 6000 Count LED display

Max/Min with "reset" function

Humidity: 10 to 99%RH

Temp: 14 to 140°F or -10 to 60°C

High resolution down to 0.1mA AC and 1mA DC

One touch Auto Zero for DC current measurements

Min/Max function

Measures temperature from -40°F to 158°F (-40°C to 70°C)

1.8°F/1°C basic accuracy with 0.1° max resolution

Audible and visual alarm alerts when temperature level is higher or lower than the user programmed

General purpose, standard size glass bulb pH sensing electrode

Works with any meter with a BNC connector

Glass pH sensing bulb surrounded by protective teeth

Compact manual ranging multimeters with 8 functions including temperature

Large easy to read digital display

AC/DC voltage, DC current, resistance, Type K temperature, continuity/diode

Meets ANSI, and IEC Type 2 standards

High and Low measuring ranges (35 to 130dB)

Data Hold and Max Hold functions

Compact size housing with built-in NTC thermistor and Capacitive humidity sensor designed with standard USB connector for easy data downloading to a pc

5-digit LCD display with battery life indicator

User programmable settings: 6 languages, sample rate, start delay time, alarm delay time, high/low alarm range, and security feature

1dB high accuracy meets Class 2 standards

Backlit LCD to view in dimly lit areas

Fast or slow response time, data hold and min/max functions

30 to 130dB measurement range

High accuracy 1.4dB meets ANSI and IEC 61672-1 Type 2 standards

Datalogger date/time stamps and stores readings on an SD card in Excel format for easy transfer to a PC

Measures 40 to 130dB on digital display

2dB accuracy with 0.1dB resolution

Fast responding analog bar graph

High accuracy sound level datalogging of up to 129,920 records

USB interface for easy setup and data download

30 to 130dB range

Flat surface pH electrode is waterproof and rugged enough to withstand harsh environments

LCD display shows pH from 0.00 to 14.00, temperature and bargraph of trends in acidity or alkalinity; device stores and recalls up to 15 labeled readings

RENEW feature tells you when it and' time to replace your pH electrode

Type 2 sound level meter meets ANSI and IEC 651 Type 2 standards

Measures sound in two ranges from 35 to 130dB

Slim design is ideal for portable use

Programmable high/low moisture and humidity alarms

Automatic calculation of differential temperature to determine condensation point

Non-contact infrared thermometer with 8:1 distance to spot ratio and 0.95 fixed emissivity