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Extech Manuals & User Guides

Extech Instruments is a leading manufacturer of handheld test and measurement tools, including multimeters, clamp meters, thermometers, and environmental testers.

Tip: include the full model number printed on your Extech label for the best match.

Extech Support

Official site: https://www.extech.com
General support: https://support.flir.com
Warranty & registration: Warranty info · Register a product
Support phone: +1 781-890-7440 — Monday–Friday, 9:00 AM – 5:00 PM EST
Support email: support@extech.com
Contact form: Contact manufacturer support

Extech manuals

Latest manuals from manuals+ curated for this brand.

Extech Multimeters: Comprehensive Guide to Digital Multimeters and Insulation Testers

product catalog

Explore the Extech range of digital multimeters (DMMs) and insulation testers, including series like EX300, EX350, EX360, EX400, EX500, MM750W, MG320, MG325, DM220, MN35/36, and 381676A. Features include True RMS,…

Extech Model 45158 Mini Hygro Thermo-Anemometer User Manual

User Manual

User manual for the Extech Model 45158 Mini Hygro Thermo-Anemometer, detailing its features, operation, specifications, maintenance, and warranty information.

Extech MO100 Moisture Detector User's Guide

User's Guide

User's guide for the Extech MO100 Moisture Detector, detailing its features, operation, specifications, and safety precautions. Learn how to calibrate, take readings, and understand moisture content conversions.

Extech TH10 Temperature Datalogger Software Help Guide

Software Manual

Extech TH10 Temperature Datalogger Software Help Guide: Learn to install, configure, and operate the Extech TH10 temperature data logger software for efficient temperature monitoring and data analysis.

Extech ET20 Dual Indicator Voltage Detector User Manual

User Manual

User manual for the Extech ET20 Dual Indicator Voltage Detector, a 2-Way AC/DC Voltage Tester (100-250V). Provides operation, warranty, and service information.

Extech 461995 Laser Photo / Contact Tachometer - Instrukcja Obsługi

Instruction Manual

Instrukcja obsługi dla tachometru laserowego i kontaktowego Extech model 461995. Zawiera informacje o bezpieczeństwie, opisie urządzenia, instrukcjach obsługi, wymianie baterii i specyfikacjach technicznych.

Extech 445702 Hygro-Thermometer Clock User Manual

User Manual

User manual for the Extech 445702 Hygro-Thermometer Clock, detailing its features, operation, specifications, and warranty. This device measures time, temperature, and relative humidity.

Extech DV690 High Voltage Detector User Manual | Safety and Operation Guide

User Manual

Comprehensive user manual for the Extech DV690 High Voltage Detector. Learn about product features, operation, safety precautions, specifications, and support for detecting AC voltage from 100V to 69kV.

Extech RPM33 Laser Photo/Contact Tachometer User Manual

User Manual

User manual for the Extech RPM33 Laser Photo/Contact Tachometer, providing detailed instructions on its features, operation, preparation, measurements, datalogging, specifications, and warranty information.

EXTECH 401014A Indoor/Outdoor Temperature Alert User Manual

User Manual

User manual for the EXTECH 401014A Indoor/Outdoor Temperature Alert thermometer. Features include dual displays, MAX/MIN recording, and programmable high/low alarms. Learn about operation, maintenance, and specifications.

Extech DT40M, DT60M, DT100M Laser Distance Meter User Manual

user manual

Comprehensive user manual for Extech DT40M, DT60M, and DT100M Laser Distance Meters. Learn about features, operation, measurements (distance, area, volume, Pythagorean), maintenance, specifications, and safety.

Extech ExStik II EC400 Conductivity, TDS, Salinity, Temperature Meter User Manual

User Manual

Comprehensive user manual for the Extech ExStik II EC400 meter, detailing its features for measuring conductivity, total dissolved solids (TDS), salinity, and temperature. Includes setup, operation, calibration, maintenance, troubleshooting, and…