Extech Instruments

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...

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...

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

The 407750 Sound Level Meter with PC Interface has a large backlit display, PC Interface and background sound absorber for noise measurements with ...

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...

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...

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....

Spare Vibration sensor for Heavy Duty Vibration Meter Extech 407860 and Extech 461880

The 407910 is a Differential Pressure Manometer that measures to 29psi and displays results in 8 units of measure. Features include: zero function ...

The 409992 is a Small Carrying Case for Extech Meters. Store your Extech test instruments and accessories in a protective soft vinyl carrying case....

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...

● Compatible with: Tekneka 136D, Besantek BST-DL13, DL10, Extech 407760, TH10, RHT10, RHT20, RHT50, 42260/65, 42270/75● 1/2 AA size● 3.6V Li-SOCl2 ...

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...

This Dual Laser Infrared Thermometer identifies the IR temperature where the dual laser converges into a single spot at approximately 50 inches fro...

The 44550 is a pen style humidity and temperature meter. Featuring a dual LCD for simultaneous display of relative humidity and Temperature (°C/°F ...

Take this this handy humidity and temperature gauge on the go and rely on a long-lasting 3V lithium battery for maximum usage time. This slim measu...

The 445702 combines 3 displays for Time, Temperature and Humidity. Clock displays 12/24 hour time. Maximum/minimum with reset function. Humidity: 1...

This large digit display clock is ideal for desktop or wall mount use. Measures Temperature and Humidity and has a Min/Max function. Calendar displ...

The Big Digit Hygro-Thermometer simultaneously displays indoor and outdoor Temperature and Humidity. Measures Humidity from 10 to 99% RH and Temper...