Best selling products

The 392050 is a Penetration Stem Dial Thermometer that has a temperature range of-58 to 302 Degrees F (-50 to 150°C) and an accuracy of +/-2 Degree...

The 39272 is a Pocket Fold up Thermometer with Adjustable Probe. This Pocket Foldup Thermometer has a 4.5 in. stainless steel probe that adjusts at...

401014 is a Big Digit Thermometer that simultaneously displays indoor and outdoor temperatures. Its waterproof sensor for outdoor measurement exten...

This 407026 Heavy Duty Light Meter has 4 lighting type settings for enhanced accuracy (Tungsten/Daylight, Fluorescent, Sodium, Mercury). Additional...

The 407113 CFM Metal Vane Anemometer measures Air Velocity from 100 to 6890 ft./min, 0.5 to 35 m/sec, 1.8 to 126 km/hr, 1.1 to 78.3 mph, and 1.0 to...

The 407123 Heavy Duty Hot Wire Thermo-Anemometer uses a telescoping probe (extends up to 2 ft) which is ideal for use in ducts and ventilating syst...

407355 is a Personal Noise Dosimeter Datalogger which performs OSHA and IEC Noise accumulation surveys to measure total sound exposure over an 8-ho...

407510 is a Heavy Duty Dissolved Oxygen Meter with PC interface. Recall Min, Max and Average readings. Featuring Data Hold and a Built-in RS-232 PC...

The 407730 sound level meter measures from 40 to 130dB with an accuracy of 2dB. The digital display offers a 0.1dB resolution and features a fast r...

This type 2 sound level meter meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and speaker...

This Type 2 Sound Level Meter Kit meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and spe...

This 1kHz, 94dB professional sound calibrator for 0.5" or 1.0" microphones calibrates and verifies sound level meter operation. Battery test positi...

407760 Sound Level Datalogger can record up to 129,920 records and uses a USB interface for easy setup and data download. The datalogger meets ANSI...

Extech's 407764-EXT is a fifteen foot Microphone Extension Cable for use with Extech's Models 407355, 407780 and 407790 Sound Level Meters. Compa...

This 1kHz 94/114dB professional sound calibrator is for 0.5 in. or 1 in. microphones. Calibrates and verifies sound level meter operation. Level po...

The 407780A is an integrating sound level meter with USB. The meter takes Leq and SEL measurements with A and C frequency weighting options. The me...

Extech’s Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time is displayed on a large 3.5" 320x240 TFT color backlit LCD....

412355A is a Current and Voltage Calibrator and Meter. Precision source for calibrating process devices and measuring DC process signals from 0 to ...

412400 Multifunction Process Calibrator sources and measures Thermocouples (J, K, and T), mA, mV, and V devices. The 24V Loop Supply drives current...

The 421502 Dual Type K/J Input Thermometer has a dual display and programmable High/Low audible alarms. It features a high, 0.05-percent accuracy, ...

The 42260 is an additional Temperature Datalogger for use with Extech 42265 and 42266 Kits. This waterproof (IP65) datalogger records up to 8,000 r...

The 42270 is an Additional Humidity and Temperature Datalogger for use with Extech 42275 and 42276 Kits. Datalogger measures temperature from -40 t...

The 42510A Compact thermometer measures temperature from -58 to 1200 degrees F (-50 to 650 degrees C) with 0.1 degree resolution for readings up to...

The 42512 is a dual laser IR thermometer. This IR thermometer features dual lasers for accurate targeting with a fast (0.15s) response time and has...